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Regex Named Groups in Java
...a_${login}_sssss_${id}____") ==> aaaaa_TEST_sssss_123____
(extract from the implementation)
public final class Pattern
implements java.io.Serializable
{
[...]
/**
* Parses a group and returns the head node of a set of nodes that process
* the group. Sometimes a double retu...
How to delete the contents of a folder?
... symbolic link to a directory). If ignore_errors is true, errors resulting from failed removals will be ignored; if false or omitted, such errors are handled by calling a handler specified by onerror or, if that is omitted, they raise an exception.
...
Homebrew’s `git` not using completion
...to the one that was modified. However, if I install a newer version of git from homebrew and I use it, that feature no longer works (meaning I press <tab> and it just “asks” me what file I want to do it on, even including the ones that have no changes).
...
How does python numpy.where() work?
...hape as condition, or broadcastable to such shape!), it will return values from x when condition is True otherwise from y. So this makes where more versatile and enables it to be used more often. Thanks
– eat
Apr 13 '11 at 7:53
...
Check whether an array is empty [duplicate]
...)) {
}
array_filter() function's default behavior will remove all values from array which are equal to null, 0, '' or false.
Otherwise in your particular case empty() construct will always return true if there is at least one element even with "empty" value.
...
twitter bootstrap navbar fixed top overlapping site
...rap 4 docs...
Fixed navbars use position: fixed, meaning they’re pulled from the
normal flow of the DOM and may require custom CSS (e.g., padding-top
on the ) to prevent overlap with other elements.
share
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PHP - include a php file and also send query parameters
I have to show a page from my php script based on certain conditions. I have an if condition and am doing an "include" if the condition is satisfied.
...
Mercurial: Can I rename a branch?
... best way to do this that I have found. Closing the branch prevents others from accidentally using it because it doesn't show up in the output of "hg branches". It still allows you to access it later if you know the name.
– Utensil
Sep 14 '11 at 15:39
...
Custom toast on Android: a simple example
...yout element is "toast_layout". You must use this ID to inflate the layout from the XML, as shown here:
LayoutInflater inflater = getLayoutInflater();
View layout = inflater.inflate(R.layout.toast_layout,
(ViewGroup) findViewById(R.id.toast_layout_root));
ImageVi...
When to use a key/value store such as Redis instead/along side of a SQL database?
...dding-it-to-your-stack.html
I bet you'll have an aha! moment. ;)
A quote from a previous reader:
I've read about Redis before and heard how companies are using it, but never completely understood it's purpose. After reading this I can actually say I understand Redis now and how it's useful. Am...