大约有 47,000 项符合查询结果（耗时：0.0720秒） [XML]
Android - Camera preview is sideways
...
145
This issue appeared to start out as a bug with certain hardware see here but can be overcome b...
How to evaluate a math expression given in string form?
...
With JDK1.6, you can use the built-in Javascript engine.
import javax.script.ScriptEngineManager;
import javax.script.ScriptEngine;
import javax.script.ScriptException;
public class Test {
public static void main(String[] args) t...
Check free disk space for current partition in bash
...to check a specific directory.
You might also want to check out the stat(1) command if your system has it. You can specify output formats to make it easier for your script to parse. Here's a little example:
$ echo $(($(stat -f --format="%a*%S" .)))
...
Regex lookahead, lookbehind and atomic groups
...
Examples
Given the string foobarbarfoo:
bar(?=bar) finds the 1st bar ("bar" which has "bar" after it)
bar(?!bar) finds the 2nd bar ("bar" which does not have "bar" after it)
(?<=foo)bar finds the 1st bar ("bar" which has "foo" before it)
(?<!foo)bar finds the 2nd bar ("...
Getting visitors country from their IP
...
+1350
Try this simple PHP function.
<?php
function ip_info($ip = NULL, $purpose = "location", $deep_detect = TRUE) {
$output = N...
Rolling or sliding window iterator?
...hon iteration can be considered a special case, where the window length is 1. I'm currently using the following code. Does anyone have a more Pythonic, less verbose, or more efficient method for doing this?
...
How do you copy the contents of an array to a std::vector in C++ without looping?
...
10 Answers
10
Active
...
Strtotime() doesn't work with dd/mm/YYYY format
...
15 Answers
15
Active
...
SqlException from Entity Framework - New transaction is not allowed because there are other threads
...
|
edited Feb 1 '10 at 23:54
John Saunders
156k2323 gold badges219219 silver badges379379 bronze badges
...