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Change key pair for ec2 instance
...post:
Stop the running EC2 instance
Detach its /dev/xvda1 volume (let's call it volume A) - see here
Start new t1.micro EC2 instance, using my new key pair. Make sure you create it in the same subnet, otherwise you will have to terminate the instance and create it again. - see here
Attach volume A...
Any recommendations for a CSS minifier? [closed]
...minifier I try always breaks my styles. Is it because online minifiers are all crap? It shouldn't be that way.
– dialex
Aug 12 '12 at 14:42
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Detecting superfluous #includes in C/C++?
I often find that the headers section of a file get larger and larger all the time but it never gets smaller. Throughout the life of a source file classes may have moved and been refactored and it's very possible that there are quite a few #includes that don't need to be there and anymore. Leaving...
Get name of currently executing test in JUnit 4
...ic.
JUnit 4.7.x - 4.8.x
The following approach will print method names for all tests in a class:
@Rule
public MethodRule watchman = new TestWatchman() {
public void starting(FrameworkMethod method) {
System.out.println("Starting test: " + method.getName());
}
};
...
How to debug Ruby scripts [closed]
...
Use Pry (GitHub).
Install via:
$ gem install pry
$ pry
Then add:
require 'pry'; binding.pry
into your program.
As of pry 0.12.2 however, there are no navigation commands such as next, break, etc. Some other gems additionally provide this, s...
Visual Studio: Multiple post-build commands?
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Important: When executing a batch file, you must use the "call" statement on order the following lines to be executed. If you don´t use "call", the execution goes into the .bat and doesn´t return to the following lines. Same as on DOS prompt.
e.g.:
call MyBatch1.bat
call MyBatch2...
How many characters can a Java String have?
...thought about using Java's functions for reversing Strings, but would they allow for a String to be this long?
7 Answers...
When to favor ng-if vs. ng-show/ng-hide?
...ise the difference:
ng-if will remove elements from DOM. This means that all your handlers or anything else attached to those elements will be lost. For example, if you bound a click handler to one of child elements, when ng-if evaluates to false, that element will be removed from DOM and your cli...
Call int() function on every list element?
...for. The advantage of a generator is that if you might not need to look at all elements then you won't have to waste time calculating them in advance.
– Mark Byers
Jul 30 '10 at 12:27
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How to draw border on just one side of a linear layout?
I'm able to draw border to a linear layout, but it is getting drawn on all sides. I want to restrict it to right side only, like you do in CSS (border-right:1px solid red;).
...