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XPath: How to select nodes which have no attributes?
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//node[not(@*)]
That's the XPath to select all nodes named "node" in the document without any attributes.
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What is the purpose of .PHONY in a Makefile?
...he file system. Good examples for this are the common targets "clean" and "all". Chances are this isn't the case, but you may potentially have a file named clean in your main directory. In such a case Make will be confused because by default the clean target would be associated with this file and Ma...
Using getopts to process long and short command line options
...or using the bash builtin getopts to mimic long options. That solution actually makes a short option whose character is "-". So you get "--" as the flag. Then anything following that becomes OPTARG, and you test the OPTARG with a nested case.
This is clever, but it comes with caveats:
getopts ca...
Difference between Rebuild and Clean + Build in Visual Studio
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Rebuild = Clean + Build (usually)
Notable details:
For a multi-project solution, "rebuild solution" does a "clean" followed by a "build" for each project (possibly in parallel). Whereas a "clean solution" followed by a "build solution" first cleans a...
Is it possible to change icons in Visual Studio 2012?
...e and it looks fine.
One way to hack around the icon inversion is to edit all the extracted images to add a single cyan pixel in the top right corner of each icon in the image map. This will exclude them from the inversion process. I haven't tried this though because I ran into issues early on when...
How to highlight text using javascript
... page.
And the requirement is to - highlight only once, not like highlight all occurrences of the text as we do in case of search.
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How to upload a project to Github
...e I wrote this answer, github released a native windows client which makes all the below steps redundant.
You can also use sourcetree to get both git and mercurial setup on Windows.
Here is how you would do it in Windows:
If you don't have git installed, see this article on how to set it up.
O...
Do c++11 lambdas capture variables they don't use?
When I use [=] to indicate that I would like all local variables to be captured by value in a lambda, will that result in all local variables in the function being copied, or just all local variables that are used by the lambda ?
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Creating range in JavaScript - strange syntax
...guments
How the Number function handles arguments
What Function.prototype.call does
They're rather advanced topics in javascript, so this will be more-than-rather long. We'll start from the top. Buckle up!
1. Why not just Array(5).map?
What's an array, really? A regular object, containing intege...
Redis - Connect to Remote Server
I've just install Redis succesfully using the instructions on the Quick Start guide on http://redis.io/topics/quickstart on my Ubuntu 10.10 server. I'm running the service as dameon (so it can be run by init.d)
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