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Useful GCC flags for C
...tring constants the type const char[length] so that copying the address of one into a non-const char * pointer will get a warning.
-Waggregate-return: warn if any functions that return structures or unions are defined or called.
-Wcast-qual: warn whenever a pointer is cast to remove a type qualifier...
Stretch and scale CSS background
...ese 'cover' commands and somehow make this compatible with mobiles like iphone? I know there is the viewport problem but could it be possibke to scale the viewport to whole screen in a way that background is scaled here?? Thanks for responses!
– user611392
F...
Running SSH Agent when starting Git Bash on Windows
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One slight annoyance I had was if I knew I wasn't going to be using git I wouldn't enter in the ssh key passphrase, then every shell I opened asked for it again. This is state 1, agent running w/o key, so you could remove ssh...
How to submit form on change of dropdown list?
... @deweydb "A lot of users block javascript…" Citation? I've honestly never come across a user that blocks javascript - I've started to believe that these users are a myth. It would prevent them from using half of the internet, for one thing; and anyone savvy enough to block script is p...
Operator overloading in Java
...wn new wrapper type, you wouldn't be able to make it behave like the other ones, as they have specific support in the language.
– Jon Skeet
Sep 12 '12 at 12:29
1
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Stacking DIVs on top of each other?
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It doesn't seem to work. Maybe I should have mentioned that I have this scenario: <div style="position: absolute..."> <div style="position: relative..."> <div>stack this</div> <div>stack this</div> <div>stack this</div> <div...
What characters are allowed in an email address?
...e Internet standards (Request for Comments) for protocols mandate that component hostname labels may contain only the ASCII letters a through z (in a case-insensitive manner), the digits 0 through 9, and the hyphen (-). The original specification of hostnames in RFC 952, mandated that labels could n...
How does a Breadth-First Search work when looking for Shortest Path?
I've done some research, and I seem to be missing one small part of this algorithm. I understand how a Breadth-First Search works, but I don't understand how exactly it will get me to a specific path, as opposed to just telling me where each individual node can go. I guess the easiest way to explain...
What exactly does stringstream do?
...ors on it.
I saw it used mainly for the formatted output/input goodness.
One good example would be c++ implementation of converting number to stream object.
Possible example:
template <class T>
string num2str(const T& num, unsigned int prec = 12) {
string ret;
stringstream ss;
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How do I remove  from the beginning of a file?
... using gedit , but when it's read by PHP (to merge all the CSS files into one), this CSS has the following characters prepended to it: 
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