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What is the difference between `throw new Error` and `throw som>me m>Object`?
...The Error object in all browsers support the following two properties:
nam>me m>: The nam>me m> of the error, or more specifically, the nam>me m> of the constructor function the error belongs to.
m>me m>ssage: A description of the error, with this description varying depending on the browser.
Six possible values ca...
How can I prevent the “You have mixed tabs and spaces. Fix this?” m>me m>ssage?
Any tim>me m> I paste code into my .cs file, I get the dreaded "You have mixed tabs and spaces. Fix this?" m>me m>ssage. It has three options:
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When to create a new app (with startapp) in Django?
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Jam>me m>s Bennett has a wonderful set of slides on how to organize reusable apps in Django.
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How to get Core Data object from specific Object ID?
...re that has that ID, or nil if it doesn't exist.
(Be aware: there are two m>me m>thods on NSManagedObjectContext with similar-seeming nam>me m>s that tripped m>me m> up. To help keep them straight, here's what the other two do:
-(NSManagedObject *)objectWithID:(NSManagedObjectID *)objectID
...will create a fau...
How to achieve code folding effects in Emacs?
Whats the best way to achieve som>me m>thing like code folding, or the type of cycling that org-mode uses. What would be the best solution in elisp to create this type of behavior?
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How to git-svn clone the last n revisions from a Subversion repository?
...ur clone at ( -r$REV:HEAD).
For example: git svn clone -s -r1450:HEAD som>me m>/svn/repo
Git's data structure is based on pointers in a directed acyclic graph (DAG), which makes it trivial to walk back n commits. But in SVN ( and therefore in Git-SVN) you will have to find the revision number yours...
Creating a simple XML file using python
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These days, the most popular (and very simple) option is the Elem>me m>ntTree API,
which has been included in the standard library since Python 2.5.
The available options for that are:
Elem>me m>ntTree (Basic, pure-Python implem>me m>ntation of Elem>me m>ntTree. Part of the standard library since 2.5)
cE...
In Ruby on Rails, how do I format a date with the “th” suffix, as in, “Sun Oct 5th”?
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Use the ordinalize m>me m>thod from 'active_support'.
>> tim>me m> = Tim>me m>.new
=> Fri Oct 03 01:24:48 +0100 2008
>> tim>me m>.strftim>me m>("%a %b #{tim>me m>.day.ordinalize}")
=> "Fri Oct 3rd"
Note, if you are using IRB with Ruby 2.0, you must firs...
Regular expression for letters, numbers and - _
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The pattern you want is som>me m>thing like (see it on rubular.com):
^[a-zA-Z0-9_.-]*$
Explanation:
^ is the beginning of the line anchor
$ is the end of the line anchor
[...] is a character class definition
* is "zero-or-more" repetition
Note that ...
How to upgrade Eclipse for Java EE Developers?
...ences > Install/Update > Available Software Sites > Add...
Nam>me m>: Oxygen
Location: http://download.eclipse.org/releases/oxygen/
Then tell Eclipse to look for updates: Help > Check for updates.
After the installation, Eclipse will restart and show the old splash screen. Next...