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What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]
What does "opt" mean (as in the "opt" directory)? I commonly see this directory in Unix systems with development tools inside.
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static linking only some libraries
How can I statically link only a some specific libraries to my binary when linking with GCC?
8 Answers
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Why do we need break after case statements?
Why doesn't the compiler automatically put break statements after each code block in the switch? Is it for historical reasons? When would you want multiple code blocks to execute?
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Are loops really faster in reverse?
I've heard this quite a few times. Are JavaScript loops really faster when counting backward? If so, why? I've seen a few test suite examples showing that reversed loops are quicker, but I can't find any explanation as to why!
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python: SyntaxError: EOL while scanning string literal
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What is the best way to test for an empty string in Go?
Which method is best (more idomatic) for testing non-empty strings (in Go)?
10 Answers
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What does the explicit keyword mean?
What does the explicit keyword mean in C++?
11 Answers
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Sleeping in a batch file
When writing a batch file to automate something on a Windows box, I've needed to pause its execution for several seconds (usually in a test/wait loop, waiting for a process to start). At the time, the best solution I could find uses ping (I kid you not) to achieve the desired effect. I've found a be...
How do I get bit-by-bit data from an integer value in C?
I want to extract bits of a decimal number.
8 Answers
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