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PHP: merge two arrays while keeping keys instead of reindexing?
How can I merge two arrays (one with string => value pairs and another with int => value pairs) while keeping the string/int keys? None of them will ever overlap (because one has only strings and the other has only integers).
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How to pattern match using regular expression in Scala?
...ld like to be able to find a match between the first letter of a word, and one of the letters in a group such as "ABC". In pseudocode, this might look something like:
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How to solve error “Missing `secret_key_base` for 'production' environment” (Rails 4.1)
...al user, let's call it "example_user" for this gist, you will need to find one of these other files:
$ vi ~/.bash_profile
$ vi ~/.bash_login
$ vi ~/.profile
These files are in order of importance, which means that if you have the first file, then you wouldn't need to edit the others. If you found...
Validate uniqueness of multiple columns
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You can use validates to validate uniqueness on one column:
validates :user_id, uniqueness: {scope: :friend_id}
The syntax for the validation on multiple columns is similar, but you should provide an array of fields instead:
validates :attr, uniqueness: {scope: [:attr1...
What's the difference between :: (double colon) and -> (arrow) in PHP?
...func_instance() {
echo "in ", __METHOD__, "\n";
/* this is one exception where :: is required to access an
* instance member.
* The super implementation of func_instance is being
* accessed here */
parent::func_instance();
A::func_instance()...
Get characters after last / in url
...ce of the slash; substr returns everything after that position.
As mentioned by redanimalwar if there is no slash this doesn't work correctly since strrpos returns false. Here's a more robust version:
$pos = strrpos($url, '/');
$id = $pos === false ? $url : substr($url, $pos + 1);
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Transactions in REST?
...re in place then you can POST/PUT the transaction wrapper with all the component pieces.
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Does Python SciPy need BLAS?
...b libfblas.a
rm -rf *.o
export BLAS=~/src/BLAS-*/libfblas.a
Execute only one of the five g77/gfortran/ifort commands. I have commented out all, but the gfortran which I use. The subsequent LAPACK installation requires a Fortran 90 compiler, and since both installs should use the same Fortran compi...
Why does struct alignment depend on whether a field type is primitive or user-defined?
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@Soner no it does not fix it. Did you put the Layout on both fields to be offset 8 ? If so then x and y are the same and changing one changes the other. Clearly not what Jon is after.
– BartoszAdamczewski
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REST / SOAP endpoints for a WCF service
... I want to expose it as both a RESTfull service and as a SOAP service.
Anyone has done something like this before?
6 Answe...