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How do I compile and run a program in Java on my Mac?
How do I compile and run a program in Java on my mac?
5 Answers
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Difference between size_t and unsigned int?
I am so confused about size_t . I have searched on the internet and everywhere mentioned that size_t is an unsigned type so, it can represent only non-negative values.
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Undefined symbols for architecture armv7
This problem has been driving me crazy, and I can't work out how to fix it...
40 Answers
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What is a word boundary in regex?
...g Java regexes in Java 1.6 (to parse numeric output, among other purposes) and cannot find a precise definition of \b ("word boundary"). I had assumed that -12 would be an "integer word" (matched by \b\-?\d+\b ) but it appears that this does not work. I'd be grateful to know of ways of matchi...
Why does python use 'else' after for and while loops?
I understand how this construct works:
21 Answers
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Debug vs. Release performance
...ly true. In debug mode, the compiler emits debug symbols for all variables and compiles the code as is. In release mode, some optimizations are included:
unused variables do not get compiled at all
some loop variables are taken out of the loop by the compiler if they are proven to be invariants
cod...
Do htmlspecialchars and mysql_real_escape_string keep my PHP code safe from injection?
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When it comes to database queries, always try and use prepared parameterised queries. The mysqli and PDO libraries support this. This is infinitely safer than using escaping functions such as mysql_real_escape_string.
Yes, mysql_real_escape_string is effectively just a ...
What are the obj and bin folders (created by Visual Studio) used for?
I created a new project in Visual Studio 2010 and noticed that there are now two new folders named obj and bin in my project directory.
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Can I Install Laravel without using Composer?
...ing Composer is easy, it's just a matter of getting the composer.phar file and running commands on it.
You do not need to run Composer on your server as well as locally, once you run composer install or composer update your project will have all its dependencies available and you can just upload it...
What is the difference between HTTP status code 200 (cache) vs status code 304?
... cache them (e.g. future-dated Expires or Cache-Control: max-age headers), and that at the time you triggered the new request, those cached objects were still stored in local cache and had not yet expired.
304s, on the other hand, are the response of the server after the browser has checked if a fi...