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How do I read any request header in PHP
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IF: you only need a single header, instead of all headers, the quickest method is:
<?php
// Replace XXXXXX_XXXX with the name of the header you need in UPPERCASE (and with '-' replaced by '_')
$headerStringValue = $_SERVER['HTTP_XXXXXX_XXXX'];
ELSE IF: you run PHP...
Should I be using object literals or constructor functions?
....bar;
}
However, this is not favorable with regards to encapsulation: Ideally, all the data + behaviour associated with an entity should live together.
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Logical operators for boolean indexing in Pandas
...Error: The truth value of an array is ambiguous. Use a.empty, a.any() or a.all().
when used as a boolean value. That's because its unclear when it should be True or False. Some users might assume they are True if they have non-zero length, like a Python list. Others might desire for it to be True ...
Using os.walk() to recursively traverse directories in Python
I want to navigate from the root directory to all other directories within and print the same.
13 Answers
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Is it possible to import a whole directory in sass using @import?
...rails/sass-rails, features glob importing.
@import "foo/*" // import all the files in the foo folder
@import "bar/**/*" // import all the files in the bar tree
To answer the concern in another answer "If you import a directory, how can you determine import order? There's no way that doesn't...
How do I find out if the GPS of an Android device is enabled
...he following:
final LocationManager manager = (LocationManager) getSystemService( Context.LOCATION_SERVICE );
if ( !manager.isProviderEnabled( LocationManager.GPS_PROVIDER ) ) {
buildAlertMessageNoGps();
}
private void buildAlertMessageNoGps() {
final AlertDialog.Builder bu...
What integer hash function are good that accepts an integer hash key?
...mple) and has no common factors with it. This way the hash function covers all your hash space uniformly.
Edit: The biggest disadvantage of this hash function is that it preserves divisibility, so if your integers are all divisible by 2 or by 4 (which is not uncommon), their hashes will be too. Thi...
What does a type followed by _t (underscore-t) represent?
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As Douglas Mayle noted, it basically denotes a type name. Consequently, you would be ill-advised to end variable or function names with '_t' since it could cause some confusion. As well as size_t, the C89 standard defines wchar_t, off_t, ptrdiff_t, and p...
JBoss vs Tomcat again [closed]
...built-in support for e.g:
JMS messaging for asynchronous integration
Web Services engine (JAX-WS and/or JAX-RS)
Management capabilities like JMX and a scripted administration interface
Advanced security, e.g. out-of-the-box integration with 3rd party directories
EAR file instead of "only" WAR file...
How to get complete address from latitude and longitude?
...ddress from Lat-Long (Geo-coordinates). You can simply hit google-maps web service passing the Latitude and longitude. It is simply a GET-Method web-service.
It will return the JSON Response that can be parsed easily to get address. The URL for this is:
http://maps.googleapis.com/maps/api/geocode/...