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What are the differences between a pointer variable and a reference variable in C++?
...assert(y == 10);
A reference cannot, and must be assigned at initialization:
int x = 5;
int y = 6;
int &r = x;
A pointer has its own memory address and size on the stack (4 bytes on x86), whereas a reference shares the same memory address (with the original variable) but also takes up some s...
Generate sql insert script from excel worksheet
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I think importing using one of the methods mentioned is ideal if it truly is a large file, but you can use Excel to create insert statements:
="INSERT INTO table_name VALUES('"&A1&"','"&B1&"','"&C1&"')"
In MS SQL you can u...
Loadbalancing web sockets
I have a question about how to load balance web sockets.
3 Answers
3
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Break when exception is thrown
Visual Studio has an option to break automatically into the debugger when an unhandled exception is thrown, does Eclipse have similar functionality?
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Quick-and-dirty way to ensure only one instance of a shell script is running at a time
What's a quick-and-dirty way to make sure that only one instance of a shell script is running at a given time?
40 Answers
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What is the difference between a port and a socket?
This was a question raised by one of the software engineers in my organisation. I'm interested in the broadest definition.
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Can JavaScript connect with MySQL?
Can JavaScript connect with MySQL? If so, how?
18 Answers
18
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Random record from MongoDB
I am looking to get a random record from a huge (100 million record) mongodb .
26 Answers
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Is embedding background image data into CSS as Base64 good or bad practice?
I was looking at the source of a greasemonkey userscript and noticed the following in their css:
12 Answers
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Pythonic way to combine FOR loop and IF statement
I know how to use both for loops and if statements on separate lines, such as:
10 Answers
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