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Adding asterisk to required fields in Bootstrap 3
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How to rollback a specific migration?
I have the following migration file db\migrate\20100905201547_create_blocks.rb
14 Answers
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How do you use bcrypt for hashing passwords in PHP?
...n-wide salt; that opens up your entire application to attack from a single set of Rainbow tables.
PHP - Crypt Function
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Undefined method 'task' using Rake 0.9.0
...he latest version ( 0.9.0.beta.4 ) and the rake command ends up with the following error message:
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How to parse freeform street/postal address out of text, and into components
...m does. Openaddresses are one of the data sources for building a 'training set' of address formats for the algorithm. It uses this information to parse addresses out of unstructured text.
– Ervin Ruci
Jul 20 '16 at 15:25
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Any shortcut to initialize all array elements to zero?
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A default value of 0 for arrays of integral types is guaranteed by the language spec:
Each class variable, instance variable, or array component is initialized with a default value when it is created (§15.9, §15.10) [...] F...
App Inventor 2 中的响应式设计 · App Inventor 2 中文网
...xels.
For example, to make a button whose width is half the screen width, set the button’s width to be 50 percent rather than setting it to a specific number of pixels.
“Percentage” here means percentage of the screen width or height, not percentage of a containing component. For a button ...
How do I perform a Perl substitution on a string while keeping the original?
In Perl, what is a good way to perform a replacement on a string using a regular expression and store the value in a different variable, without changing the original?
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Visual Studio support for new C / C++ standards?
...clear that:
Our primary goal is to support "most of C99/C11 that is a subset of ISO C++98/C++11."
We also for historical reasons ship a C90 compiler which accepts (only) C90 and not C++
We do not plan to support ISO C features that are not part of either C90 or ISO C++.
The blog post add links a...
MySQL dump by query
Is it possible to do mysqldump by single SQL query ?
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