Pointers: What is another solution to the dangling pointer problem besides stopping explicit deallocation and tombstone?

The answer is C) reference. Arrays, unlike simple built-in types, are passed by reference.

When an array is passed as an argument to a function or method, a reference to the array is passed instead of creating a copy of the entire array. This means that any changes made to the array within the function will affect the original array outside the function as well.

Passing by reference allows for more efficient memory usage since the entire array doesn't need to be copied. It also allows functions to modify the original array, which can be useful in cases where you want to update the array's values or perform operations on it.

In contrast, simple built-in types such as integers or characters are typically passed by value. When a simple built-in type is passed as an argument, a copy of the value is made, and any changes made to the value within the function do not affect the original value outside the function.

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Answer:

The answer to this question is given below in the explanation section

Explanation:

This is a javascript function.  To return a value between the range of two numbers, we can use the following function "getRandom" that takes a minimum value and maximum value.

function getRandom(min, max) {

 return Math.random() * (max - min) + min;

}

However, the correct code to produce a random value in the range of 1 to 6 using expression is :

Math.random() * (6-1) + 1;

this line of code return random number in rand of 1 to 6.

Answer:

Dim c As Double

Dim f As Double

Private Sub CmdClr_Click()

TxtInput.Text = “”

TxtInput.SetFocus

End Sub

Private Sub Command1_Click()

c = Val(TxtInput.Text)

If Val(c) = 0 And TxtInput = “” Then

MsgBox “Enter Any number”, vbInformation, “Result”

TxtInput.SetFocus

Else

f = 9 * c \ 5 + 32

MsgBox “Fahrenheit :” & ” ” & f, vbInformation, “Result”

End If

End Sub

Private Sub Command2_Click()

f = Val(TxtInput.Text)

If Val(c) = 0 And TxtInput = “” Then

MsgBox “Enter Any number”, vbInformation, “Result”

TxtInput.SetFocus

Else

c = (f – 32) * 5 \ 9

MsgBox “Celsius :” & ” ” & c, vbInformation, “Result”

End If

End Sub

Explanation:

The steps to reverse a number is given below:

Step 1 Start

step 2 Read a number n

Step 3 a=n/1000

step 4 calculate b=(n%1000)/100

step 5 calculate c= (n%100)/10

step 6 calculate d = n%10

step 7 calculate reverse = a+(b*10)+(c*100)+(d*1000)

step 8 display reverse

step 9 stop

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Question options:

State Machine

Flowchart

Sequence

Global Exception Handler

Answer:

Sequence

Explanation:

Uipath is an RPA(Robotic process automation) software that is used by IT professionals and business executives in automating routine or iterative tasks in an organization. Uipath process projects incorporate different workflow types which include :sequence, flowchart, state machine and global exception handler. The sequence workflow type is used for simple linear projects that are not very complex and occupies a single activity block.

Answer:

2010

Explanation:

Most of the people updated their information in the database in the year 2010. The database files have different functions which enable the sorting of data according to the contact information with year wise filter.

Answer:

It’s 2012

Explanation:

Photochemical smog is formed when sunlight interacts with certain air pollutants, such as nitrogen oxides (NOx) and volatile organic compounds (VOCs), in the presence of sunlight.

Therefore, it is most likely to occur in an urban area in a high-sunshine location.

In an urban area, there are typically higher concentrations of vehicles, industrial emissions, and other human activities that release NOx and VOCs into the air. These pollutants can accumulate in the urban atmosphere, and when exposed to sunlight, they can undergo photochemical reactions that result in the formation of photochemical smog.

High levels of sunlight are necessary for the formation of photochemical smog because the reactions that produce smog require energy from sunlight to occur. In rural areas or low-sunshine locations, the availability of sunlight may be limited, which reduces the likelihood of photochemical smog formation. However, in urban areas with high levels of sunlight, combined with significant emissions of NOx and VOCs, the conditions for photochemical smog formation are more favorable.

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Answer:

500

Explanation:

no explanation, sorry

The correct answers are given as:

The given questions had to do with taking photos, photography, and the likes and how lenses are used to capture images, and file formats are used to select the size and quality of images.

This refers to the art of taking pictures in a background in a bid to make still images.

Hence, we can see that The correct answers are given:

The given questions had to do with taking photos, photography, and the likes and how lenses are used to capture images, and file formats are used to select the size and quality of images.

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Answer:

open gogle, then u want to open gimeil, then criate it.

Explanation:

Answer:

B F18/2

Explanation:

The "test" function checks whether a specific bit at the given index is set to one or not. If the index is within the valid range, the function returns true if the bit is set to one, and false otherwise. If the index is out of range, the function returns false.

The "test" function takes an index as a parameter, which represents the position of the bit to be checked. The index is of type "size_t," which is an unsigned integer type capable of holding the size of any object in bytes.

To determine whether the bit at the given index is set to one, the function needs access to the underlying data structure that holds the bits. However, the given code snippet does not provide any information about the specific data structure or its implementation. Therefore, the explanation will be based on a general understanding of bit manipulation.

In most cases, the bits are stored in a sequence of bytes, and each byte can hold 8 bits. To check the bit at a specific index, the function needs to locate the byte containing that bit and perform a bitwise operation.

Assuming the index starts from zero, the byte containing the bit can be determined by performing an integer division of the index by 8. This gives the byte position in the data structure. The remaining bits within that byte can be accessed by performing a bitwise AND operation with a mask that has a one in the specific bit's position and zeros elsewhere.

If the result of the bitwise AND operation is non-zero, it means the bit is set to one, and the function should return true. Otherwise, the bit is not set, and the function should return false.

The function also checks whether the given index is within the valid range. If the index exceeds the number of bits in the data structure, it is considered out of range. In such cases, the function returns false.

Bit manipulation is a fundamental technique in computer programming, used for various purposes such as optimizing memory usage, implementing data structures, and performing low-level operations. Understanding bitwise operations, such as AND, OR, XOR, and shifting, is essential when dealing with bits at the binary level. By manipulating individual bits, programmers can achieve efficient solutions to specific problems and gain a deeper understanding of the underlying hardware.

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The RPM of the driven sprocket is calculated as 10.4kp. RPM stands for reels per nanosecond and is also shortened rpm. The cycle of the RPM is calculated as 174.9.

The calculations are attached in the image below:

This is a unit which describes how numerous times an object completes a cycle in a nanosecond. This cycle can be anything, the pistons in a internal combustion machine repeating their stir or a wind turbine spinning formerly all the way around.

Utmost wind turbines try to spin at about 15 RPM, and gearing is used to keep it at that speed. Gearing is also used with the crankshaft of a vehicle in order to keep the RPM reading in a range( generally 2000- 3000 RPM). Some racing motorcycles will reach further than 20,000 RPM.

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Use the function varimp() on the output of train() and save it to an object called imp object.

In the Classification that has More than Two Classes and the Caret Package section, one need to use the methods that can be able to adapt to higher  forms or dimensions and through a lot of different machine learning algorithms.

Note that varImp is seen as a generic method for calculating variable .

Hence, Use the function varimp() on the output of train() and save it to an object called imp object.

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Answer:

All About The Space. Since many websites use certain image formats to save space and bandwidth, different types of files are used. the most widely used on sites are JPG (JPEG) or GIF images. These are done to save space. And in some cases certain sizes may stretch the image/photo to where it looks silly or bad, that's why there are also small versions.

Explanation:

Different sizes for different occasions

-Hope This Helps!

Answer:

Explanation:

Right answer

Answer:

True

Explanation:

Rulers are used to measure relatively small increments including centimeters, inches, feet and even yards (yardsticks).

Relational data warehouses make use of star schema design technique to handle multidimensional data. Star schema has a central table, which is surrounded by a series of denormalized dimension tables.

The central table is also known as the fact table, and it contains all of the numeric data that is related to the transaction, such as sales data, purchase information, and inventory details. The surrounding dimension tables are the place where information about the facts is stored. The data in a star schema is normalized, but not to the extent that it is in a fully normalized data model.

In conclusion, the star schema is an excellent solution for managing and handling multidimensional data in a relational data warehouse. It is user-friendly and easy to navigate and makes it simple to analyze vast amounts of data.

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In exchange, these businesses purchase part of the goods and services they require locally,

There are many different legal types of organisations, such as corporations, governments, non-governmental organisations, political organisations, international organisations, armed forces, charities, not-for-profit corporations, partnerships, cooperatives, and educational institutions, among others.

Functional, departmental, and matrix are three types of organisations that characterise the organisational structures utilised by the majority of businesses today.

As a result, the term "work organisation" refers to how work is organised, planned, and managed within organisations, as well as decisions made regarding a variety of factors, including work processes, job design, responsibilities, task allocation, work scheduling, work pace, rules and procedures, and decision-making processes.

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Answer:

from tkinter import *

expression = ""

def press(num):

global expression

expression = expression + str(num)

equation.set(expression)

def equalpress():

try:

 global expression

 total = str(eval(expression))

 equation.set(total)

 expression = ""

except:

 equation.set(" error ")

 expression = ""

def clear():

global expression

expression = ""

equation.set("")

if __name__ == "__main__":

gui = Tk()

equation = StringVar(gui, "")

equation.set("")

gui.geometry("270x150")

expression_field = Entry(gui, textvariable=equation)

expression_field.grid(columnspan=4, ipadx=70)

buttonl = Button(gui, text=' 1', fg='black', bg='white',command=lambda: press(1), height=1, width=7)

buttonl.grid(row=2, column=0)

button2 = Button(gui, text=' 2', fg='black', bg='white',command=lambda: press(2), height=1, width=7)

button2.grid(row=2, column=1)

button3 = Button(gui, text=' 3', fg='black', bg='white',command=lambda: press(3), height=1, width=7)

button3.grid(row=2, column=2)

button4 = Button(gui, text=' 4', fg='black', bg='white',command=lambda: press(4), height=1, width=7)

button4.grid(row=3, column=0)

button5 = Button(gui, text=' 5', fg='black', bg='white',command=lambda: press(5), height=1, width=7)

button5.grid(row=3, column=1)

button6 = Button(gui, text=' 6', fg='black', bg='white',command=lambda: press(6), height=1, width=7)

button6.grid(row=3, column=2)

button7 = Button(gui, text=' 7', fg='black', bg='white',command=lambda: press(7), height=1, width=7)

button7.grid(row=4, column=0)

button8 = Button(gui, text=' 8', fg='black', bg='white',command=lambda: press(8), height=1, width=7)

button8.grid(row=4, column=1)

button9 = Button(gui, text=' 9', fg='black', bg='white',command=lambda: press(9), height=1, width=7)

button9.grid(row=4, column=2)

button0 = Button(gui, text=' 0', fg='black', bg='white',command=lambda: press(2), height=1, width=7)

button0.grid(row=5, column=0)

Add = Button(gui, text=' +', fg='black', bg='white',command=lambda: press("+"), height=1, width=7)

Add.grid(row=2, column=3)

Sub = Button(gui, text=' -', fg='black', bg='white',command=lambda: press("-"), height=1, width=7)

Sub.grid(row=3, column=3)

Div = Button(gui, text=' /', fg='black', bg='white',command=lambda: press("/"), height=1, width=7)

Div.grid(row=5, column=3)

Mul = Button(gui, text=' *', fg='black', bg='white',command=lambda: press("*"), height=1, width=7)

Mul.grid(row=4, column=3)

Equal = Button(gui, text=' =', fg='black', bg='white',command=equalpress, height=1, width=7)

Equal.grid(row=5, column=2)

Clear = Button(gui, text=' Clear', fg='black', bg='white',command=clear, height=1, width=7)

Clear.grid(row=5, column=1)

Decimal = Button(gui, text=' .', fg='black', bg='white',command=lambda: press("."), height=1, width=7)

Decimal.grid(row=6, column=0)

gui.mainloop()

Explanation:

I fixed several other typos. Your calculator works like a charm!

There were 12 students enrolled in Section 2714 in the first semester of 2015.

According to my knowledge, there were 12 students enrolled in Section 2714 in the first semester of 2015. This information was found in the "Registration" table, which lists all of the students who have registered for classes at the university. The "SectionNo" column in this table indicates the section number of the class, and the "StudentID" column indicates the student's ID number. By cross-referencing these two columns, it is possible to determine how many students are enrolled in each section.

In the case of Section 2714, there are 12 students enrolled. This information can be used to make decisions about class size, staffing, and resources. For example, the instructor for this class may need to adjust their teaching style to accommodate the smaller class size. Additionally, the university may need to provide additional resources, such as more textbooks or computers, to support the students in this class.

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Answer:

give following examples please

Answer:

To me I think it’s B

Explanation:

The best statement that describes who owns the photo is that Arman owns the photo because he was the original creator and did not license the work.

For better understanding, we have to understand why Amman owns the photo and what creative Common license.

From the above, we can therefore say that the statement of The best statement that describes who owns the photo is that Arman owns the photo because he was the original creator and did not license the work is true.

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Answer: it’s A, social media

Explanation:

Social media are interactive digital channels that enable the production and exchange of information. The correct option is 1.

Social media are interactive digital channels that enable the production and exchange of information, ideas, hobbies, and other kinds of expression via virtual communities and networks.

Social media includes the technologies used to support virtual communities and the sharing of content.

Hence, the correct option is 1.

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Yes, that is correct that Eastern Europe has a high proportion of nuclear energy use for electricity production compared to other regions in the world.

In the context of coding, energy typically refers to the amount of computational resources (such as CPU cycles, memory usage, or battery life) required to execute a program or perform a specific task. Energy efficiency is an important consideration in the design and development of software, particularly for mobile devices or other systems with limited resources. Improving the energy efficiency of code can help extend battery life, reduce operating costs, and improve performance. Techniques for optimizing energy efficiency include code optimization, reducing unnecessary computations, and minimizing data transfers.

Here,

According to the International Atomic Energy Agency, in 2020, the share of nuclear energy in electricity production was 47% in Eastern Europe, while the global average was 10%.

The countries in Eastern Europe with the highest proportion of nuclear energy use for electricity production include Ukraine, Slovakia, Hungary, and the Czech Republic.

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In the given problem, you are given three columns, and you need to count the requested items in each of the columns. You are also given an example of the formula used in cell B15. You can apply the same formula to count the items in all the three columns.

By using the COUNT function with the respective range for each column, you will obtain the count of non-empty cells in each column.

The formulas will ignore blank cells and text values, focusing on cells that contain numbers or logical values.

To summarize, you can apply the following formulas to count the requested items in each column:

Formula in cell B15: =COUNT(B6:B13)

Formula in cell C15: =COUNT(C6:C13)

Formula in cell D15: =COUNT(D6:D13)

By dragging or copying these formulas to the respective cells, you will obtain the count of items in each column based on the specified range.

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Answer: 1. C. both A and B.

2.  Travel.state.gov

Explanation: i took the test!

Cisco refers to the capacity of Telepresence technology to provide access to subject matter experts and to open doors for small business owners as the "power of in-person."

CISCO stands for Commercial & Industrial Security Corporation.

The Commercial & Industrial Security Corporation (CISCO), then known as Certis, was established in 1958 as the Police Force's Guard and Escort Unit.

The largest segment of Cisco is "Infrastructure Platforms," which is expected to generate approximately $27.1 billion in sales for the company's fiscal year 2021. Cisco's "Infrastructure Platforms" division includes switching, routing, wireless, and data centre equipment among other networking technology solutions.

Internationally active American technology business Cisco Systems is best recognised for its computer networking solutions.

The size, range, and connectivity requirements of the four types of wireless networks—wireless LAN, wireless MAN, wireless PAN, and wireless WAN—vary.

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Telepresence is a technology that Cisco refers to as having "the power of in-person" in order to highlight its capacity to enhance access to subject matter experts and open doors for small company owners.

a technique that makes it possible for someone to behave as though they were genuinely present in a remote or virtual environment. It is based on an open source program that enables you to run a single service locally while coupling it to another Kubernetes cluster. Cisco telepresence devices make it easier to physically collaborate by eliminating distance barriers.

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