大约有 34,900 项符合查询结果（耗时：0.0179秒） [XML]
Getting all selected checkboxes in an array
So I have these checkboxes:
20 Answers
20
...
Why would json_encode return an empty string
...y:
function utf8ize($d) {
if (is_array($d)) {
foreach ($d as $k => $v) {
$d[$k] = utf8ize($v);
}
} else if (is_string ($d)) {
return utf8_encode($d);
}
return $d;
}
Use it simply like this:
echo json_encode(utf8ize($data));
Note: utf8_enco...
How do I make Vim do normal (Bash-like) tab completion for file names?
...ion, it completes the whole file name instead of doing the partial match like Bash does. Is there an option to make this file name tab completion work more like Bash?
...
Joining three tables using MySQL
...
Peter Mortensen
26.5k2121 gold badges9292 silver badges122122 bronze badges
answered Sep 14 '10 at 14:11
raisynraisyn
...
What is “missing” in the Visual Studio 2008 Express Editions?
...
The major areas where Visual Studio Express lacks features compared to Visual Studio Professional:
No add-ins/macros
Some Win32 tools missing
No Team Explorer support
Limited refactoring support
Debugging is much more limited (particularly problematic for server develop...
Crop MP3 to first 30 seconds
...
I also recommend ffmpeg, but the command line suggested by John Boker has an unintended side effect: it re-encodes the file to the default bitrate (which is 64 kb/s in the version I have here at least). This might give your customers a false impression of the quality of your sound files, an...
round() doesn't seem to be rounding properly
...
I can't help the way it's stored, but at least formatting works correctly:
'%.1f' % round(n, 1) # Gives you '5.6'
share
|
improve this answer
|
follow
...
Multiplication on command line terminal
...tic Expansion $(( )) to do some simple maths
$ echo "$((5 * 5))"
25
Check the Shell Arithmetic section in the Bash Reference Manual for a complete list of operators.
For sake of completeness, as other pointed out, if you need arbitrary precision, bc or dc would be better.
...
How can I get dictionary key as variable directly in Python (not by searching from value)?
...s on this are not turning up anything other than how to get a dictionary's key based on its value which I would prefer not to use as I simply want the text/name of the key and am worried that searching by value may end up returning 2 or more keys if the dictionary has a lot of entries... what I am t...
How to override equals method in Java
... name and age . Now I want to override equals method so that I can check between 2 People objects.
9 Answers
...