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How to delete a file via PHP?
.../github.com/luyadev/luya/blob/master/core/helpers/FileHelper.php
* @param string $filename The file path to the file to delete.
* @return boolean Whether the file has been removed or not.
*/
function unlinkFile ( $filename ) {
// try to force symlinks
if ( is_link ($filename) ) {
...
Why do you need to invoke an anonymous function on the same line?
...ess function and groups it, but does not call it. The second line groups a string. Both do nothing. (Vincent's first example.)
(function (msg){alert(msg)});
('SO'); // nothing.
(foo);
(msg); //Still nothing.
But
(foo)
(msg); //works
...
Is there a built in function for string natural sort?
Using Python 3.x, I have a list of strings for which I would like to perform a natural alphabetical sort.
18 Answers
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How to unzip files programmatically in Android?
...it. The increase in performance is perceptible.
private boolean unpackZip(String path, String zipname)
{
InputStream is;
ZipInputStream zis;
try
{
String filename;
is = new FileInputStream(path + zipname);
zis = new ZipInputStream(new BufferedI...
Getting realtime output using subprocess
...n an empty line, which does not evaluate as true. it only returns an empty string when the pipe closes, which will be when the subprocess terminates.
– Alice Purcell
Apr 9 '10 at 12:24
...
How to test that no exception is thrown?
...mple code:
public class Printer {
public static void printLine(final String line) {
System.out.println(line);
}
}
What kind of assertion can be added to test this method?
Sure, you can make a try-catch around it, but that is only code bloat.
The solution comes from JUnit itself....
Calling closure assigned to object property directly
...t;__invoke();
Of course that won't work if the callback is an array or a string (which can also be valid callbacks in PHP) - just for closures and other objects with __invoke behavior.
share
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imp...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...引号。单双引号的区别跟PHP类似。
单引号
str='this is a string'
单引号字符串的限制：
单引号里的任何字符都会原样输出，单引号字符串中的变量是无效的
单引号字串中不能出现单引号（对单引号使用转义符后也不行）
...
Which is better: … or …
...PT - - %Script; -- script statements -->
<!ATTLIST SCRIPT
charset %Charset; #IMPLIED -- char encoding of linked resource --
type %ContentType; #REQUIRED -- content type of script language --
src %URI; #IMPLIED -- URI for an external script --
...
Too many 'if' statements?
... the coding style to their own langauge. The question was how to avoid a string of ifs. This shows how.
– GreenAsJade
Mar 20 '14 at 12:33
6
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