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How can I specify a local gem in my Gemfile?
I'd like Bundler to load a local gem. Is there an option for that? Or do I have to move the gem folder into the .bundle directory?
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How to uncheck checkbox using jQuery Uniform library
I have a problem with unchecking a checkbox . Have a look at my jsFiddle , where I am attempting:
12 Answers
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Is there a working C++ refactoring tool? [closed]
Does anybody know a fully featured refactoring tool for C++ that works reliably with large code bases (some 100.000 lines)?
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Asp.net - Add blank item at top of dropdownlist
Why is the dropdown not showing my blank item first? Here is what I have
10 Answers
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Find most frequent value in SQL column
...edited Jul 25 '18 at 20:55
Cory Klein
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answered Sep 2 '12 at 11:34
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?: operator (the 'Elvis operator') in PHP
... bar will only be evaluated once.
You can also use this to do a "self-check" of foo as demonstrated in the code example you posted:
foo = foo ?: bar;
This will assign bar to foo if foo is null or falsey, else it will leave foo unchanged.
Some more examples:
<?php
var_dump(5 ?: 0); // 5
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What Scala web-frameworks are available? [closed]
...ted in Scala, but I have not used it yet, so with that caveat, the frameworks I am aware of that are not mentioned in HRJ's answer (Lift, Sweet, Slinky) are:
Scalatra, previously Step (on GitHub)
Play 2 (on GitHub)
Pinky
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Which is the fastest algorithm to find prime numbers?
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A very fast implementation of the Sieve of Atkin is Dan Bernstein's primegen. This sieve is more efficient than the Sieve of Eratosthenes. His page has some benchmark information.
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Does Python SciPy need BLAS?
...ns. To build SciPy (and NumPy) on operating systems without precompiled packages of the required libraries, you must build and then statically link to the Fortran libraries BLAS and LAPACK:
mkdir -p ~/src/
cd ~/src/
wget http://www.netlib.org/blas/blas.tgz
tar xzf blas.tgz
cd BLAS-*
## NOTE: The s...
How to append a newline to StringBuilder
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JayamohanJayamohan
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