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What is an unsigned char?

...d since I posted this, you're better off using int8_t and uint8_t if you really want to represent small integers. share | improve this answer | follow | ...
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?

...can omit dot when using the prefix, infix and postfix notations -- the so called operator notation. While using the operator notation, and only then, you can omit the parenthesis if there is less than two parameters passed to the method. Now, the operator notation is a notation for method-call, whi...
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How do I see what character set a MySQL database / table / column is?

... This should be merged in the top answer. It really helped me. – beppe9000 Jan 14 '17 at 16:55 add a comment  |  ...
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Set focus on TextBox in WPF from view model

...ample? Is it a TextBox control? If yes, then you are on a wrong way. Generally speaking it's not a good idea to have any reference to UI in your ViewModel. You can ask "Why?" but this is another question to post on Stackoverflow :). The best way to track down issues with Focus is... debugging .Net ...
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How to make an app's background image repeat

I have set a background image in my app, but the background image is small and I want it to be repeated and fill in the whole screen. What should I do? ...
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How to capture no file for fs.readFileSync()?

... Basically, fs.readFileSync throws an error when a file is not found. This error is from the Error prototype and thrown using throw, hence the only way to catch is with a try / catch block: var fileContents; try { fileContents =...
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Why is a round-trip conversion via a string not safe for a double?

...ber(value, 17, &number); DoubleToNumber is pretty simple -- it just calls _ecvt, which is in the C runtime: void DoubleToNumber(double value, int precision, NUMBER* number) { WRAPPER_CONTRACT _ASSERTE(number != NULL); number->precision = precision; if (((FPDOUBLE*)&val...
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String comparison using '==' vs. 'strcmp()'

... @onur güngör Actually, this does answers the op's question, which is So is there any reason to use strcmp() ?, while Postfuturist's answer doesn't. Oh, hell... no one answer seemed to compile at once the use of strcmp(), the performance of =...
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How to find out the MySQL root password

... Nice instruction flow especially: then run mysql in a new terminal – Mohammed Subhi Sheikh Quroush Mar 27 '15 at 7:49 ...
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Return None if Dictionary key is not available

...ldn't work out what I was doing wrong here. – wobbily_col Aug 23 '16 at 14:28 @TimPietzcker - can you please explain y...