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Length of a JavaScript object
... methods to Object is usually safe, though.
Here's an update as of 2016 and widespread deployment of ES5 and beyond. For IE9+ and all other modern ES5+ capable browsers, you can use Object.keys() so the above code just becomes:
var size = Object.keys(myObj).length;
This doesn't have to modify...
Python - Passing a function into another function
I am solving a puzzle using python and depending on which puzzle I am solving I will have to use a special set of rules. How can I pass a function into another function in Python?
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What should be in my .gitignore for an Android Studio project?
What files should be in my .gitignore for an Android Studio project?
31 Answers
31
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Reference list item by index within Django template?
This may be simple, but I looked around and couldn't find an answer. What's the best way to reference a single item in a list from a Django template?
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iPhone app in landscape mode, 2008 systems
Please note that this question is from 2008 and now is of only historic interest.
8 Answers
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How to initialize log4j properly?
...ile it used to initialize itself, which loggers / appenders got configured and how etc.
The configuration file can be a java properties file or an xml file. Here is a sample of the properties file format taken from the log4j intro documentation page:
log4j.rootLogger=debug, stdout, R
log4j.appen...
Difference between private, public, and protected inheritance
...g "next:".
There are three accessors that I'm aware of: public, protected and private.
Let:
class Base {
public:
int publicMember;
protected:
int protectedMember;
private:
int privateMember;
};
Everything that is aware of Base is also aware that Base contai...
Handling InterruptedException in Java
What is the difference between the following ways of handling InterruptedException ? What is the best way to do it?
7 Answ...
Backbone.View “el” confusion
How should a view's el be handled?
It has to be set, otherwise events don't fire (see here ).
3 Answers
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GSON - Date format
...in Gson output, but .setDateFormat(DateFormat.FULL) doesn't seem to work and it the same with .registerTypeAdapter(Date.class, new DateSerializer()) .
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