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Github: Import upstream branch into fork
...branch, you must specify a branch on the command line. Adding the branch name at the end of the command causes a merge between the branch in the upstream with the current local branch instead of allowing the creation of a new local branch. Any ideas?
– mMontu
S...
JRuby on Rails vs. Ruby on Rails, what's difference?
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JRuby is the Ruby implementation that runs on a JVM whereas Matz's Ruby is a C implementation.
Key features to note are:
JRuby runs on Java VM's and it's either compiled or interpreted down to Java byte code.
JRuby can integrate with Java code...
Run an Application in GDB Until an Exception Occurs
...l to vfork. This is currently only available for HP-UX.
load or load libname
The dynamic loading of any shared library, or the loading of the library libname. This is currently only available for HP-UX.
unload or unload libname
The unloading of any dynamically loaded shared library, or the...
Difference between events and delegates and its respective applications [closed]
...ective, events are actions raised by an object when certain conditions are met. For example, my Stock class has a property called Limit, and it raises an event when the stock prices reaches the Limit. This notification is done via an event. Whether anyone actually cares about this event and subscrib...
Django-DB-Migrations: cannot ALTER TABLE because it has pending trigger events
... just update the null values at the django shell. If you're looking for something more formal and testable, it depends on what versions you're using. If you use south, see: south.readthedocs.org/en/latest/tutorial/part3.html and if you use django's migrations, see the "data migrations" section her...
Enabling HTTPS on express.js
...p running on ports below 1024, you will need to use sudo command (not recommended) or use a reverse proxy (e.g. nginx, haproxy).
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CSS to make HTML page footer stay at bottom of the page with a minimum height, but not overlap the p
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A simple method is to make the body 100% of your page, with a min-height of 100% too. This works fine if the height of your footer does not change.
Give the footer a negative margin-top:
footer {
clear: both;
position: relat...
Retain cycle on `self` with blocks
... is pretty basic, but I think it's relevant to a lot of Objective-C programmers who are getting into blocks.
9 Answers
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Pass Variables by Reference in Javascript
...f "hello world"
You can iterate over the properties of an array with a numeric index and modify each cell of the array, if you want.
var arr = [1, 2, 3];
for (var i = 0; i < arr.length; i++) {
arr[i] = arr[i] + 1;
}
It's important to note that "pass-by-reference" is a very specific te...
Dependency injection through constructors or property setters?
...xisting dependencies in the constructor. So for consistency, I add the parameter to the constructor.
Of course, there are a few subclasses plus even more for unit tests, so now I am playing the game of going around altering all the constructors to match, and it's taking ages.
It makes me think t...