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Get the current script file name
...o($filename, PATHINFO_FILENAME);
}
var_dump(chopExtension('bob.php')); // string(3) "bob"
var_dump(chopExtension('bob.i.have.dots.zip')); // string(15) "bob.i.have.dots"
Using standard string library functions is much quicker, as you'd expect.
function chopExtension($filename) {
return subst...
Fastest check if row exists in PostgreSQL
...y word for TRUE / FALSE return:
select exists(select 1 from contact where id=12)
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Android Fragment no view found for ID?
...in setContentView() of the onCreate() method of the FragmentActivity.
The id passed into FragmentTransaction.add(), in your case R.id.feedContentContainer, must be a child of the layout specified in setContentView().
You didn't show us your onCreate() method, so perhaps this is the same problem.
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Validation of radio button group using jQuery validation plugin
How to perform validation for a radio button group (one radio button should be selected) using jQuery validation plugin?
8 ...
Pipe subprocess standard output to a variable [duplicate]
...ll which can be dangerous if you don't control the contents of the command string.
>>> proc = subprocess.Popen(['cdrecord', '--help'], stderr=subprocess.PIPE)
>>> output = proc.stderr.read()
>>> print output
Usage: wodim [options] track1...trackn
Options:
-version ...
How to get just numeric part of CSS property with jQuery?
...
This will clean up all non-digits, non-dots, and not-minus-sign from the string:
$(this).css('marginBottom').replace(/[^-\d\.]/g, '');
UPDATED for negative values
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Programmatically change log level in Log4j2
...er names from the loggers themselves rather than hard coding the name as a string.
– DWoldrich
Oct 29 '19 at 18:45
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More elegant way of declaring multiple variables at the same time
...a list of flag values (True, False) mapped to flag names (single-character strings). You then transform this data definition into an inverted dictionary which maps flag names to flag values. This can be done quite succinctly with a nested list comprehension, but here's a very readable implementati...
Android代码优化小技巧 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...下面一些例子来说明这个问题：
如果你需要返回一个String对象，并且你知道它最终会需要连接到一个StringBuffer，请修改你的实现方式，避免直接进行连接操作，应该采用创建一个临时对象来做这个操作。
当从输入的数据集中...
Do AJAX requests retain PHP Session info?
If I had a user logged onto my site, having his id stored in $_SESSION , and from his browser he clicked a 'Save' button which would make an AJAX request to the server. Will his $_SESSION and cookies be retained in this request, and can I safely rely on the id being present in the $_SESSION ?
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