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Determine project root from a running node.js application
...-root-path. Usage is simple:
var appRoot = require('app-root-path');
var myModule = require(appRoot + '/lib/my-module.js');
The app-root-path module uses several different techniques to determine the root path of the app, taking into account globally installed modules (for example, if your app i...
How to concatenate string variables in Bash
...
@JVE999 Yes, that works as well, although in my opinion it's not quite as good for code clarity... But that may just be my preference... There are a couple other ways it can be done as well - the point is making sure the variable name is separated from the non-variable-...
Sorting a tab delimited file
...ython or Ruby. Here's some example code:
#!/usr/bin/perl -w
use strict;
my $sort_field = 2;
my $split_regex = qr{\s+};
my @data;
push @data, "7 8\t 9";
push @data, "4 5\t 6";
push @data, "1 2\t 3";
my @sorted_data =
map { $_->[1] }
sort { $a->[0] <=> $b->[0] }
map ...
How to make custom error pages work in ASP.NET MVC 4
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My current setup (on MVC3, but I think it still applies) relies on having an ErrorController, so I use:
<system.web>
<customErrors mode="On" defaultRedirect="~/Error">
<error redirect="~/Error/NotFou...
How to copy DLL files into the same folder as the executable using CMake?
...Make for generating the Visual Studio files of our sources in our SVN. Now my tool requires some DLL files to be in the same folder as the executable. The DLL files are in a folder alongside the source.
...
Install .ipa to iPad with or without iTunes
... VirtualBox, installed iTunes version 12. Then downloaded the ipa file (in my case an old version of VLC) and dropped it on iTunes. Then to sync I had to drag and drop the app icon to my device (an old iPad) listed in my iTunes in my virtual Windows 7. Worked!! Thanks.
– erik
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How to use MySQLdb with Python and Django in OSX 10.6?
... 10.6 users, but I haven't been able to find a solution that works. Here's my setup:
23 Answers
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When to use Spring Integration vs. Camel?
...tegration in most Spring projects.
If you need more details, you can read my experiences in my blog post: Spoilt for Choice: Which Integration Framework to use – Spring Integration, Mule ESB or Apache Camel?
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Namespace for [DataContract]
...at I've found, it seems that adding the following should be enough, but in my case it is not.
6 Answers
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What do (lambda) function closures capture?
...> for i in [0,1,2,3]:
... adders[i]=lambda a,i=i: i+a # note the dummy parameter with a default value
...
>>> print( adders[1](3) )
4
the idea is to declare a parameter (cleverly named i) and give it a default value of the variable you want to capture (the value of i)
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