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PHP script - detect whether running under linux or Windows?
...ues on Windows like WIN32, WINNT or Windows.
See as well: Possible Values For: PHP_OS and php_unameDocs:
if (strtoupper(substr(PHP_OS, 0, 3)) === 'WIN') {
echo 'This is a server using Windows!';
} else {
echo 'This is a server not using Windows!';
}
...
Real differences between “java -server” and “java -client”?
...erver configuration.
From Chapter 2 of the whitepaper (The Java HotSpot Performance Engine Architecture):
The JDK includes two flavors of the VM -- a client-side offering, and a VM tuned for server applications. These two solutions share the Java HotSpot runtime environment code base, but use diffe...
How to Free Inode Usage?
...
It's quite easy for a disk to have a large number of inodes used even if the disk is not very full.
An inode is allocated to a file so, if you have gazillions of files, all 1 byte each, you'll run out of inodes long before you run out of di...
How does BLAS get such extreme performance?
...e implemented in terms of Level1 functions. However, you can boost the performance of this functions if you can provide a dedicated implementation that makes use of some multiprocessor architecture with shared memory.
Level 3 functions are operations like the matrix-matrix product. Again you coul...
How to redirect to a 404 in Rails?
...itional statements.
As a bonus, it's also super easy to handle in tests. For example, in an rspec integration test:
# RSpec 1
lambda {
visit '/something/you/want/to/404'
}.should raise_error(ActionController::RoutingError)
# RSpec 2+
expect {
get '/something/you/want/to/404'
}.to raise_err...
How do I check if an array includes a value in JavaScript?
...lso use Array#indexOf, which is less direct, but doesn't require polyfills for outdated browsers.
Many frameworks also offer similar methods:
jQuery: $.inArray(value, array, [fromIndex])
Underscore.js: _.contains(array, value) (also aliased as _.include and _.includes)
Dojo Toolkit: dojo.indexOf(a...
How do I convert seconds to hours, minutes and seconds?
I have a function that returns information in seconds, but I need to store that information in hours:minutes:seconds.
12 An...
Retrieve only the queried element in an object array in MongoDB collection
... Thanks, I wasn't aware of that limitation so that's good to know. Sorry for deleting my comment you're responding to, I decided to post another answer instead and didn't want to confuse people.
– JohnnyHK
Sep 3 '12 at 4:35
...
How to use Regular Expressions (Regex) in Microsoft Excel both in-cell and loops
...xpressions in Excel and take advantage of Excel's powerful grid-like setup for data manipulation?
9 Answers
...
Why am I getting a “401 Unauthorized” error in Maven?
...), or 0.1.2a, or 0.1.3 ("later") results in the error I was dealing with before this one:
– aliteralmind
Jul 18 '14 at 18:46
...