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How to check if DST (Daylight Saving Time) is in effect, and if so, the offset?
...ally set the offset for the region you want it for. Then manually find the start and finish for the DST for the same region (if any). Then you want to check if the time for that region is inside the DST range or not, and then update the offset correspondingly with +1. This makes it possible to compa...
Are PHP short tags acceptable to use?
...
Starting with PHP 5.4, the echo shortcut is a separate issue from short tags, as the echo shortcut will always be enabled. It's a fact now:
SVN Revision by Rasmus Lerdorf
Mailing list discussion
So the echo shortcut itsel...
Push existing project into Github
... here are some additional tips because I know how frustrating it is to get started with git.
Let's say that you have already started your project locally. How much you have does not matter. But let's pretend that you have a php project. Let's say that you have the index.php, contact.php and an asset...
.net implementation of bcrypt
...ing password = "PASSWORD";
const int workFactor = 13;
var start = DateTime.UtcNow;
var hashed = BCrypt.Net.BCrypt.HashPassword(password, workFactor);
var end = DateTime.UtcNow;
Console.WriteLine("hash length is {0} chars", hashed.Length);
Console.Wri...
What are file descriptors, explained in simple terms?
...cter device files. You can check this with: ls -l /dev/pts/6 and they will start with c, in my case crw--w----.
Just to recall most Linux like OS define seven types of files:
Regular files
Directories
Character device files
Block device files
Local domain sockets
Named pipes (FIFOs) and
Symb...
Difference between two dates in Python
...eed the following:
import datetime
end_date = datetime.datetime.utcnow()
start_date = end_date - datetime.timedelta(days=8)
difference_in_days = abs((end_date - start_date).days)
print difference_in_days
share
|...
What is scaffolding? Is it a term for a particular platform?
...g tool for modern webapps
What's Yeoman?
Yeoman helps you to kickstart new projects, prescribing best practices
and tools to help you stay productive.
To do so, we provide a generator ecosystem. A generator is basically a
plugin that can be run with the yo command to scaffold comp...
How to use PHP OPCache?
...iled by default on PHP5.5+. However it is disabled by default. In order to start using OpCache in PHP5.5+ you will first have to enable it. To do this you would have to do the following.
Add the following line to your php.ini:
zend_extension=/full/path/to/opcache.so (nix)
zend_extension=C:\path\to...
IIS: Idle Timeout vs Recycle
...e is a forced action on the application where your processed is closed and started again, for memory leaking purposes and system health
The negative impact of both is usually the use of your Session and Application state is lost if you mess with Recycle to a faster time.(logged in users etc will be...
Is iterating ConcurrentHashMap values thread safe?
...
executor.execute(m);
executor.execute(a2);
}
}
As soon as you start sharing the same Iterator<Map.Entry<String, String>> among accessor and mutator threads java.lang.IllegalStateExceptions will start popping up.
import java.util.Iterator;
import java.util.Map;
import java.u...