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Hidden features of Perl?
What are some really useful but esoteric language features in Perl that you've actually been able to employ to do useful work?
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Creating a new empty branch for a new project
We are using a git repository to store our project. We have our branches departing from the original branch. But now we want to create a small new project to track some documentation. For that we would want to create a new empty branch to start storing our files, and I would want other users of the ...
Loadbalancing web sockets
...es IP packets based on source-IP-port hash to your WebSocket server farm. Since the L3 balancer maintains no state (using hashed source-IP-port) it will scale to wire speed on low-end hardware (say 10GbE). Since the distribution is deterministic (using hashed source-IP-port), it will work with TCP (...
Open a buffer as a vertical split in VIM
If you are editing a file in VIM and then you need to open an existing buffer (e.g. from your buffer list: :buffers ) how can you open it in a vertical split?
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How do I run a single test with Nose in Pylons
I have a Pylons 1.0 app with a bunch of tests in the test/functional directory.
I'm getting weird test results and I want to just run a single test.
The nose documentation says I should be able to pass in a test name at the command line but I get ImportErrors no matter what I do
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How can I determine whether a Java class is abstract by reflection
I am interating through classes in a Jar file and wish to find those which are not abstract. I can solve this by instantiating the classes and trapping InstantiationException but that has a performance hit as some classes have heavy startup. I can't find anything obviously like isAbstract() in the C...
Twitter bootstrap scrollable table
...a table on my website. The problem is that this table will have about 400 lines. How can I limit the table's height, and apply scrollbar to it?
This is my code:
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Why does C# forbid generic attribute types?
... any justification.
The annotated ECMA C# 2 spec doesn't give any helpful information either, although it does provide an example of what's not allowed.
My copy of the annotated C# 3 spec should arrive tomorrow... I'll see if that gives any more information. Anyway, it's definitely a language deci...
emacs/elisp: What is the hash (pound, number sign, octothorp) symbol used for?
...ere is no difference:
(eq 'my-add #'my-add)
yields t
The # can be used in front of a lambda expression indicating to the byte-compiler that the following expression can be byte compiled, see the docs for Anonymous Functions. But there's nothing to compile in the case of a symbol.
In general, i...
intellij - spring is not being recognized (Unmapped Spring configuration)
I am using IntelliJ IDEA and all plugins for Spring are activated,
but when I load my Maven project I have the following error:
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