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Xcode can only refactor C and Objective-C code. How to rename swift class name in Xcode 6?
...ortunately, Apple hasn't gotten around to implementing it yet.
See http://www.quora.com/Why-isnt-there-a-refactoring-feature-for-Swift-language-in-Xcode-6 for more information.
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Rails auto-assigning id that already exists
...sequence!(t)
end
I found the reset_pk_sequence! from this thread. http://www.ruby-forum.com/topic/64428
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Mocking Extension Methods with Moq
...bjectProperty, val);
}
For a more complete example, check out http://www.rhyous.com/2016/08/11/unit-testing-calls-to-complex-extension-methods/
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jQuery: select all elements of a given class, except for a particular Id
... id containing a specific word, id starting with a word, etc... see http://www.w3schools.com/jquery/jquery_ref_selectors.asp for more information on jQuery selectors.
Ignore by Exact ID:
$(".thisClass").not('[id="thisId"]').doAction();
Ignore ID's that contains the word "Id"
$(".thisClass").no...
:after vs. ::after
...768584657/know-your-lingo-pseudo-class-vs-pseudo-element
Also here: http://www.evotech.net/blog/2007/05/after-v-after-what-is-double-colon-notation/
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How to create a video from images with FFmpeg?
... -r 30 -pix_fmt yuv420p out.mp4
Here are two demos on YouTube:
https://www.youtube.com/watch?v=grV64VE1U6c
https://www.youtube.com/watch?v=_6D05gCWh_I
Be a hippie and use the Theora patent-unencumbered video format:
ffmpeg -framerate 1 -pattern_type glob -i '*.png' -i audio.ogg \
-c:a copy ...
Git - How to use .netrc file on Windows to save user and password
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I am posting a way to use _netrc to download materials from the site www.course.com.
If someone is going to use the coursera-dl to download the open-class materials on www.coursera.com, and on the Windows OS someone wants to use a file like ".netrc" which is in like-Unix OS to add the option ...
Converting an integer to a hexadecimal string in Ruby
...printf("%02x", 10).upcase
see the documentation for sprintf here: http://www.ruby-doc.org/core/classes/Kernel.html#method-i-sprintf
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In c++ what does a tilde “~” before a function name signify?
...hen that object passes out of scope or is explicitly deleted.
See https://www.ibm.com/support/knowledgecenter/en/ssw_ibm_i_74/rzarg/cplr380.htm
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Do we still need end slashes in HTML5?
...nd does not address closing slashes in void elements).
Citing from http://www.w3.org/TR/html5/syntax.html#start-tags (number 6):
Then, if the element is one of the void elements, or if the element is a foreign element, then there may be a single "/" (U+002F) character. This character has no eff...