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Saving vim macros
Does anyone know how to properly save/reuse macros recorded inside of a vim editor?
6 Answers
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How to clean project cache in Intellij idea like Eclipse's clean?
Sometimes the IDE makes some error because of the cache. In Eclipse, we can use clean to solve the problem. But how can I do this in IntelliJ?
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Is there a JavaScript / jQuery DOM change listener?
...ented in modern browsers as MutationObserver (or as the vendor-prefixed WebKitMutationObserver in old versions of Chrome):
MutationObserver = window.MutationObserver || window.WebKitMutationObserver;
var observer = new MutationObserver(function(mutations, observer) {
// fired when a mutation oc...
How to add images in select list?
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In Firefox you can just add background image to option:
<select>
<option style="background-image:url(male.png);">male</option>
<option style="background-image:url(female.png);">female</option>
<option style="backgrou...
How do I compute derivative using Numpy?
...prone to numerical error and, if you're in a multivariate situation, can take a while.
Symbolic differentiation is ideal if your problem is simple enough. Symbolic methods are getting quite robust these days. SymPy is an excellent project for this that integrates well with NumPy. Look at the autow...
Alphabet range in Python
Instead of making a list of alphabet characters like this:
7 Answers
7
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Best way to create an empty map in Java
...he latter sometimes when the compiler cannot automatically figure out what kind of Map is needed (this is called type inference). For example, consider a method declared like this:
public void foobar(Map<String, String> map){ ... }
When passing the empty Map directly to it, you have to...
Pass a variable into a partial, rails 3?
I have a loop like such:
4 Answers
4
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Why git AuthorDate is different from CommitDate?
I lookup my git logs and find that the AuthorDate and CommitDate is slightly different for some of my commits:
2 Answers
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What is the default scope of a method in Java?
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The default scope is package-private. All classes in the same package can access the method/field/class. Package-private is stricter than protected and public scopes, but more permissive than private scope.
More information:
http://docs.oracle.com/...