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Code for decoding/encoding a modified base64 URL
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Won't this add up to three '=' chars? It appears that there will only be 0, 1, or 2 of these.
– Kirk Liemohn
Aug 4 '09 at 17:10
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Regular expression to match a word or its prefix
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Because the person who posted the question selected the first answer that came in, and didn't bother to switch to mine when my vastly superior answer came in later. You can ask the questioner via comment under the question to change their answer selection to this one...
How to construct a std::string from a std::vector?
...a quicker/alternative/"better" way to initialize a string from a vector of chars?
7 Answers
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Getting the encoding of a Postgres database
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A programmatic solution:
SELECT pg_encoding_to_char(encoding) FROM pg_database WHERE datname = 'yourdb';
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How to know what the 'errno' means?
... threads. MT, in MT-Safe, stands for Multi Thread. -p26, The GNU C Library char * strerror(int errnum ) [Function] Preliminary: | MT-Unsafe race:strerror | AS-Unsafe heap i18n | AC-Unsafe mem | See Section 1.2.2.1 [POSIX Safety Concepts], page 2. -p58, The GNU C Library
– user...
Malloc vs new — different padding
...n address aligned for any standard type no larger than n, and if T isn't a character type then new T[n] is only required to return an address aligned for T.
But this is only relevant when you're playing implementation-specific tricks like using the bottom few bits of a pointer to store flags, or ot...
Optional Parameters with C++ Macros
... You could get a clear compilation error if you converted the selected argument which is supposed to be a MACRO name to string using # (the pound sign) and compared it's first n characters with the expected prefix and if there is no match, printed an informative error.
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How to make ruler always be shown in Sublime text 2?
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As others have stated before me, select Preferences -> Settings-User and change
"rulers": [],
to
"rulers": [80],
in order to display one ruler at column 80.
Now for the rub, it seems that one must use a monospaced font in order to display rulers so y...
How to write Unicode characters to the console?
...rticular character. Click on the Windows Tool-bar Menu (icon like C:.) and select Properties -> Font. Try some other fonts to see if they display your character properly:
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What's the difference between a temp table and table variable in SQL Server?
...-unique indexes too.
Table variables don't participate in transactions and SELECTs are implicitly with NOLOCK. The transaction behaviour can be very helpful, for instance if you want to ROLLBACK midway through a procedure then table variables populated during that transaction will still be populated...