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Change navbar color in Twitter Bootstrap

...avigation"></nav> Default color usage Here are the main colors and their usage: #F8F8F8: navbar background #E7E7E7: navbar border #777: default color #333: hover color (#5E5E5E for .nav-brand) #555: active color #D5D5D5: active background Default style If you want to put some custom...
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Creating an instance using the class name and calling constructor

...to create an instance of a particular class given the class name (dynamic) and pass parameters to its constructor. 10 Answe...
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Batch files - number of command line arguments

Just converting some shell scripts into batch files and there is one thing I can't seem to find...and that is a simple count of the number of command line arguments. ...
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AsyncTask and error handling on Android

I'm converting my code from using Handler to AsyncTask . The latter is great at what it does - asynchronous updates and handling of results in the main UI thread. What's unclear to me is how to handle exceptions if something goes haywire in AsyncTask#doInBackground . ...
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MySQL “incorrect string value” error when save unicode string in Django

...per here) To solve this you need to: Change your MySQL database, table and columns to use the utf8mb4 character set (only available from MySQL 5.5 onwards) Specify the charset in your Django settings file as below: settings.py DATABASES = { 'default': { 'ENGINE':'django.db.backen...
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Is there an easy way to return a string repeated X number of times?

...t a certain number of indentations before a string based on an items depth and I'm wondering if there is a way to return a string repeated X times. Example: ...
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Pandoc markdown page break

Recently I started using Pandoc markdown which seems a good alternative to LaTeX, as my document does not have many mathematical formulas, and I do not have ANY experience with LaTeX, which combined with less than 2 week submission deadline makes it a good solution. ...
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Difference between EXISTS and IN in SQL?

What is the difference between the EXISTS and IN clause in SQL? 21 Answers 21 ...
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Swift variable decorations with “?” (question mark) and “!” (exclamation mark)

I understand that in Swift all variables must be set with a value, and that by using optionals we can set a variable to be set to nil initially. ...
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Auto expand a textarea using jQuery

How can I make a textarea automatically expand using jQuery? 31 Answers 31 ...