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Java: when to use static methods
...and it shouldn't, since your project's special characters may be different from the other project's), and you can't add it (since Java is somewhat sane), so you create an utility class, and call removeSpecialChars(s) instead of s.removeSpecialChars(). Sweet.
Purity: taking some precautions, your sta...
Modify request parameter with servlet filter
...hod. This is deliberate, since the class represents the request as it came from the client, and modifying the parameter would not represent that.
One solution is to use the HttpServletRequestWrapper class, which allows you to wrap one request with another. You can subclass that, and override the ge...
Get epoch for a specific date using Javascript
...sref_obj_date.asp
There is a function UTC() that returns the milliseconds from the unix epoch.
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How to send a GET request from PHP?
...ing to use PHP for a simple requirement. I need to download a XML content from a URL, for which I need to send HTTP GET request to that URL.
...
How to uninstall Jenkins?
...structions apply if you installed using the official Jenkins Mac installer from http://jenkins-ci.org/
Execute uninstall script from terminal:
'/Library/Application Support/Jenkins/Uninstall.command'
or use Finder to navigate into that folder and double-click on Uninstall.command.
Finally delet...
Git diff against a stash
...git stash show -p
See an arbitrary stash:
git stash show -p stash@{1}
From the git stash manpages:
By default, the command shows the diffstat, but it will accept any
format known to git diff (e.g., git stash show -p stash@{1} to view
the second most recent stash in patch form).
...
Clone() vs Copy constructor- which is recommended in java [duplicate]
...cient
magic, requires the appropriate
incantation to prevent the spell from
unexpectedly backfiring
Prefer a method that copies the object
Foo copyFoo (Foo foo){
Foo f = new Foo();
//for all properties in FOo
f.set(foo.get());
return f;
}
Read more
http://adtmag.com/articles/2000/...
What's the difference between “bundle display name” and “bundle name” in cocoa application's info pl
... If the two names match, the Finder proceeds to display the localized name from the appropriate InfoPlist.strings file of your bundle. If the names do not match, the Finder displays the file-system name.
For more information about display names in Mac OS X, see File System Overview.
CFBundleName...
How to change language settings in R
...ript.
For example you can locate the Rconsole file with this two commands from a command prompt:
cd \
dir Rconsole /s
The first one make the root as the current directory, the second one looks for the Rconsole file.
In the following screenshot you have that Rconsole file is in the folder C:\Pro...
What is the difference between include and require in Ruby?
...can use
the load method.
The include method takes all the
methods from another module and
includes them into the current module.
This is a language-level thing as
opposed to a file-level thing as with
require. The include method is the
primary way to "extend" classes with
other ...