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How to get root access on Android emulator?
...nt! Only use the su binary that matches your avd architecture e.g x86, arm etc.., and note the path where you extracted these binaries.
Make sure you are running adb as root and also you need to remount.
Just enter these codes
adb root
adb remount
Now its time to push the su binary:
This is t...
What is a stack trace, and how can I use it to debug my application errors?
...if(dog == null || dog.firstName == null) return;
The above is the proper order to check for nulls, we start with the base object, dog in this case, and then begin walking down the tree of possibilities to make sure everything is valid before processing. If the order were reversed a NPE could pote...
How to check file MIME type with javascript before upload?
...es prior to reading? fileReader.readAsArrayBuffer(blob.slice(0,4))? (2) In order to copy/paste file signatures, shouldn't the header be constructed with leading 0's for(var i = 0; i < bytes.length; i++) { var byte = bytes[i]; fileSignature += (byte < 10 ? "0" : "") + byte.toString(16); } ?
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How to handle screen orientation change when progress dialog and background thread active?
..., uiMode (For example, going in or out of car mode ; night mode changing), etc. I now wonder wether this is actually a good answer.
– rds
Mar 10 '11 at 16:49
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How to make junior programmers write tests? [closed]
...ng over the shoulder of the driver and pointing out suggestions, mistakes, etc as they go). It may seem like a waste of resources, but you will find:
That these guys together can produce code plenty fast and of higher quality.
If your junior guy learns enough to "get it" with a senior guy directi...
How to show popup message like in Stack Overflow
...at the top of the screen when you get a new badge, first come to the site, etc. For the hovering dialogs that you get when you try to comment too fast, vote for your own question, etc, check out this question where I show how to do this or just go straight to the example.
Here's how Stackoverflo...
What is the difference between a field and a property?
...e can put logic in the Property also allows us to perform validation logic etc if we need it.
C# 3 has the possibly confusing notion of autoproperties. This allows us to simply define the Property and the C#3 compiler will generate the private field for us.
public class Person
{
private string _...
Aspect Oriented Programming vs. Object-Oriented Programming
...ecially handy for adding standard code like logging, performance tracking, etc. to methods without clogging up the method code with this standard code.
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What is getattr() exactly and how do I use it?
...mple you have an object person, that has several attributes: name, gender, etc.
You access these attributes (be it methods or data objects) usually writing: person.name, person.gender, person.the_method(), etc.
But what if you don't know the attribute's name at the time you write the program? For ...
How to best position Swing GUIs?
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