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ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/run/mysqld/mysqld.sock'

I installed LAMP on Ubuntu 12.04 LTS (Precise Pangolin) and then set root password on phpMyAdmin . I forgot the password and now I am unable to login. When I try to change password through terminal I get: ...
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nonlocal keyword in Python 2.x

I'm trying to implement a closure in Python 2.6 and I need to access a nonlocal variable but it seems like this keyword is not available in python 2.x. How should one access nonlocal variables in closures in these versions of python? ...
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Why is argc not a constant?

...this case, history is a factor. C defined these inputs as "not constant", and compatibility with (a good portion of) existing C code was an early goal of C++. Some UNIX APIs, such as getopt, actually do manipulate argv[], so it can't be made const for that reason also. (Aside: Interestingly, al...
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This app won't run unless you update Google Play Services (via Bazaar)

I'm testing out the new Google Maps API V2 for Android, and I'm getting this message when the app launches: 12 Answers ...
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Detect if value is number in MySQL

... FROM myTable WHERE concat('',col1 * 1) = col1 It doesn't work for non-standard numbers like 1e4 1.2e5 123. (trailing decimal) share | improve this answer | follow ...
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Django, creating a custom 500/404 error page

...in views.py add your own custom implementation of the following two views, and just set up the templates 404.html and 500.html with what you want to display. With this solution, no custom code needs to be added to urls.py Here's the code: from django.shortcuts import render_to_response from djang...
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Fastest way to check if a value exists in a list

...to know if a value exists in a list (a list with millions of values in it) and what its index is? 13 Answers ...
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Rails 4: assets not loading in production

I'm trying to put my app into production and image and css asset paths aren't working. 18 Answers ...
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read.csv warning 'EOF within quoted string' prevents complete reading of file

...112,544 rows. When I read it into R with read.csv I only get 56,952 rows and this warning: 8 Answers ...
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When to use , tag files, composite components and/or custom components?

I started using JSF 2.0 with Facelets recently and got puzzled by new composite components knowing existing <ui:include> and other templating techniques offered by Facelets 1.x. ...