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Cast a Double Variable to Decimal
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In PHP what does it mean by a function being binary-safe?
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Setting HTTP headers
I'm trying to set a header in my Go web server. I'm using gorilla/mux and net/http packages.
8 Answers
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Link latest file on Bitbucket Git repository
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Regex to get string between curly braces
...ant to further be able to return the content, then wrap it all in one more set of parentheses like so:
\{((\s*?.*?)*?)\}
and you can access the contents via $1.
This also works for functions, but I haven't tested it with nested curly brackets.
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Undefined reference to `pow' and `floor'
...hing slightly different.
Project -> Properties -> C/C++ Build -> Settings -> GCC C Linker -> Libraries
Click the little green add icon, type m and hit ok. Everything in this window automatically has -l applied to it since it is a library.
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Hidden features of Perl?
...rite features in Perl is using the boolean || operator to select between a set of choices.
$x = $a || $b;
# $x = $a, if $a is true.
# $x = $b, otherwise
This means one can write:
$x = $a || $b || $c || 0;
to take the first true value from $a, $b, and $c, or a default of 0 otherwise.
In P...
How do browser cookie domains work?
...
Although there is the RFC 2965 (Set-Cookie2, had already obsoleted RFC 2109) that should define the cookie nowadays, most browsers don’t fully support that but just comply to the original specification by Netscape.
There is a distinction between the Doma...
showDialog deprecated. What's the alternative?
...log= new AlertDialog.Builder(MainActivity.this); .
alertDialog.setTitle("this is a dialog box ");
alertDialog.setPositiveButton("ok", new DialogInterface.OnClickListener() {
@Override
public void onClick(DialogInterface dialog, int which) {
...
Ignore modified (but not committed) files in git?
...ption is
git update-index --skip-worktree which won't be lost on a hard reset or a new change from a pull.
See the man page at http://schacon.github.com/git/git-update-index.html
And a comparison at http://fallengamer.livejournal.com/93321.html
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