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Using the Swift if let with logical AND operator &&
We know that we can use an if let statement as a shorthand to check for an optional nil then unwrap.
6 Answers
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Visual Studio: Relative Assembly References Paths
When adding a reference to an assembly located within the solution directory, is there any way to add it relatively, so that when checked in and out of a repository it is referenced in projects correctly?
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Using CSS how to change only the 2nd column of a table
Using css only, how can I override the css of only the 2nd column of a table.
5 Answers
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Install Gem from Github Branch?
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You don't need to build the gem locally. In your gemfile you can specify a github source with a ref, branch or tag.
gem 'rails', :git => "git://github.com/rails/rails.git", :ref => "4aded"
gem 'rails', :git => "git://...
iOS: Compare two dates
I have a NSDate that I must compare with other two NSDate and I try with NSOrderAscending and NSOrderDescending but if my date is equal at other two dates?
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LIKE vs CONTAINS on SQL Server
Which one of the following queries is faster (LIKE vs CONTAINS)?
4 Answers
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'size_t' vs 'container::size_type'
...patible type). So for the standard case, they are the same.
However, if you use a custom allocator a different underlying type could be used. So container::size_type is preferable for maximum generality.
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CSS: How to have position:absolute div inside a position:relative div not be cropped by an overflow:
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A trick that works is to position box #2 with position: absolute instead of position: relative. We usually put a position: relative on an outer box (here box #2) when we want an inner box (here box #3) with position: absolute to be positioned relative to the outer box. But remember: fo...
Batch equivalent of Bash backticks
When working with Bash, I can put the output of one command into another command like so:
5 Answers
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Combine --user with --prefix error with setup.py install
... access to. I was trying to take advantage of Python's relatively new per user site-packages directory , and the new option --user . (The option is currently undocumented , however it exists for Python 2.6+; you can see the help by running python setup.py install --help .)
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