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How to get hex color value rather than RGB value?
Using the following jQuery will get the RGB value of an element's background color:
19 Answers
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How do I mock the HttpContext in ASP.NET MVC using Moq?
...only, but it is actually derived from the ControllerContext, which you can set.
controller.ControllerContext = new ControllerContext( context.Object, new RouteData(), controller );
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improv...
What is the difference between syntax and semantics in programming languages?
What is the difference between syntax and semantics in programming languages (like C, C++)?
10 Answers
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How to copy a file to multiple directories using the gnu cp command
Is it possible to copy a single file to multiple directories using the cp command ?
22 Answers
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Jump to function definition in vim
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g* does a decent job without ctags being set up.
That is, type g,* (or just * - see below) to search for the word under the cursor (in this case, the function name). Then press n to go to the next (or Shift-n for previous) occurrence.
It doesn't jump directly to t...
Why aren't variable-length arrays part of the C++ standard?
I haven't used C very much in the last few years. When I read this question today I came across some C syntax which I wasn't familiar with.
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How to tag an older commit in Git?
We are new to git, and I want to set a tag at the beginning of our repository.
Our production code is the same as the beginning repository, but we've made commits since then.
A tag at the beginning would allow us to "roll back" production to a known, stable state.
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Is there any way to redraw tmux window when switching smaller monitor to bigger one?
...session -t "$tmp"; then
tmux new-session -d -s "$tmp"
tmux set-option -t "$tmp" set-remain-on-exit on
tmux new-window -kt "$tmp":0 \
'echo "Use Prefix + L (i.e. ^B L) to return to session."'
fi
# switch any clients attached to the target session to the te...
Count the number of occurrences of a string in a VARCHAR field?
...t an integer value.
Generalized version (works for every needle string):
SET @needle = 'value';
SELECT
description,
CHAR_LENGTH(description) - CHAR_LENGTH(REPLACE(description, @needle, SPACE(LENGTH(@needle)-1)))
AS `count`
FROM <table>
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Interactive search/replace regex in Vim?
I know the regex for doing a global replace,
7 Answers
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