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What should go into an .h file?
...d to provide the implementation information that only needs to be known in one file. In general, function bodies, and internal variables that should/will never be accessed by other modules, are what belong in .cpp files. In a word, "implementations".
The simplest question to ask yourself to determi...
How should I escape strings in JSON?
...er reason you don't have a library in your language, you don't want to use one (I wouldn't suggest this¹), or you're writing a JSON library, read on.
Escape it according to the RFC. JSON is pretty liberal: The only characters you must escape are \, ", and control codes (anything less than U+0020)....
Convert Unix timestamp to a date string
Is there a quick, one-liner way to convert a Unix timestamp to a date from the Unix command line?
11 Answers
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Structure padding and packing
...Every time it needs to get some information from the memory, it will reach one of those blocks and get it.
As seem in the image above, doesn't matter where a Char (1 byte long) is, since it will be inside one of those blocks, requiring the CPU to process only 1 word.
When we deal with data large...
Should I use s and s inside my s?
...l browsers support HTML completely, I'd stick them in, but rely on the old ones for backwards compatibility.
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Git “error: The branch 'x' is not fully merged”
...'t missing any vital commits:
git log --graph --left-right --cherry-pick --oneline master...experiment
This will give you a list of any nonshared between the branches. In case you are curious, there might be a difference without --cherry-pick and this difference could well be the reason for the war...
Android Emulator: Installation error: INSTALL_FAILED_VERSION_DOWNGRADE
...me packageName as an app that's already installed on the emulator, but the one you're trying to install has a lower versionCode (integer value for your version number).
You might have installed from a separate copy of the code where the version number was higher than the copy you're working with ri...
When to encode space to plus (+) or %20?
...replace spaces with %20 and pluses with %2B. This is what eg. encodeURIComponent() does in JavaScript. Unfortunately it's not what urlencode does in PHP (rawurlencode is safer).
See Also
HTML 4.01 Specification application/x-www-form-urlencoded
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Google Maps v2 - set both my location and zoom in
My question is, does anyone know how to set google maps up, to open up both my location and in a zoomed-in view?
11 Answers...
How do I read / convert an InputStream into a String in Java?
...ing();
Warning:
Solutions 4, 5 and 9 convert different line breaks to one.
Solution 11 can't work correctly with Unicode text
Performance tests
Performance tests for small String (length = 175), url in github (mode = Average Time, system = Linux, score 1,343 is the best):
Benc...