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How to detect if a script is being sourced
...has set BASH_ENV, $_ at the top of the script will be the last command run from BASH_ENV.
– Mikel
Apr 4 '11 at 22:14
31
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php check if array contains all array values from another array
I would like to find out if $all contains all $search_this values and return true or false. any idea please?
5 Answers
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NHibernate ISession Flush: Where and when to use it, and why?
... using statement or manage the lifecycle of your ISession somewhere else.
From the documentation:
From time to time the ISession will execute the SQL statements needed to synchronize the ADO.NET connection's state with the state of objects held in memory. This process, flush, occurs by default at ...
Checking a Python module version at runtime
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I'd stay away from hashing. The version of libxslt being used might contain some type of patch that doesn't effect your use of it.
As an alternative, I'd like to suggest that you don't check at run time (don't know if that's a hard req...
Why does SIGPIPE exist?
From my understanding, SIGPIPE can only occur as the result of a write() , which can (and does) return -1 and set errno to EPIPE ... So why do we have the extra overhead of a signal? Every time I work with pipes I ignore SIGPIPE and have never felt any pain as a result, am I missing somethin...
Position an element relative to its container
...n other words, the elements is laid out in normal flow, then it is removed from normal flow and offset by whatever values you have specified (top, right, bottom, left). It's important to note that because it's removed from flow, other elements around it will not shift with it (use negative margins i...
How do I give text or an image a transparent background using CSS?
...r use CSS 3:
background-color: rgba(255, 0, 0, 0.5);
Here's an article from css3.info, Opacity, RGBA and compromise (2007-06-03).
<p style="background-color: rgba(255, 0, 0, 0.5);">
<span>Hello, World!</span>
</p>
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Intelligent way of removing items from a List while enumerating in C#
I have the classic case of trying to remove an item from a collection while enumerating it in a loop:
9 Answers
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How can I run PowerShell with the .NET 4 runtime?
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I figured out my problem from above. You have to put the config file in the 64-bit directory when running on a 64-bit OS. The 32-bit powershell executable seems to pick up the change just fine from there.
– Chris McKenzie
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wkhtmltopdf: cannot connect to X server
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or try this (from http://drupal.org/node/870058)
Download wkhtmltopdf. Or better install it with a package manager:
sudo apt-get install wkhtmltopdf
Extract it and move it to /usr/local/bin/
Rename it to wkhtmltopdf so that now you ha...