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Rails 4: before_filter vs. before_action
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As we can see in ActionController::Base, before_action is just a new syntax for before_filter.
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What are the differences between the BLOB and TEXT datatypes in MySQL?
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103
TEXT and CHAR will convert to/from the character set they have associated with time. BLOB and BI...
DataContractSerializer doesn't call my constructor?
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132
DataContractSerializer (like BinaryFormatter) doesn't use any constructor. It creates the objec...
Which mime type should I use for mp3
I'm trying to decide which mime type to choose for returning mp3 data (served up by php)
5 Answers
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How do I convert a hexadecimal color to rgba with the Less compiler?
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349
Actually, the Less language comes with an embedded function called fade. You pass a color obje...
How can I resolve “Error: No developer directory found at /Developer”?
I just upgraded XCode to 4.3.1.
I'm using a script to build (and then deploy through Testflight) my app.
But I now receive this error:
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Bash script to calculate time elapsed
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answered Jun 4 '13 at 1:03
OmnipotentEntityOmnipotentEntity
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When to use a “has_many :through” relation in Rails?
...e it (and how). However, I am not getting it. I am reading Beginning Rails 3 and I tried Googling, but I am not able to understand.
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How does this print “hello world”?
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5-bit codification
For 5 bits, it is posible to represent 2⁵ = 32 characters. English alphabet contains 26 letters, this leaves room for 32 - 26 = 6 symbols
apart from letters. With this codification scheme you can have all 26 (one case) english letters and 6 symbols (being space among ...