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Rollback a Git merge
...before_merge> with git reflog, git log, or, if you're feeling the moxy (and haven't done anything else): git reset --hard HEAD@{1}
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Pretty-Print JSON in Java
I'm using json-simple and I need to pretty-print JSON data (make it more human readable).
18 Answers
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How can I remove the decimal part from JavaScript number?
I have the results of a division and I wish to discard the decimal portion of the resultant number.
14 Answers
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How to hide one item in an Android Spinner
I am looking for a way to hide one item in an Android spinner widget. This would allow you to simulate a spinner with no items selected, and ensures that the onItemSelected() callback is always called for every item selected (if the hidden item is the "current" one). Normally there is always one ite...
Make Heroku run non-master Git branch
I have a project hosted on Heroku and it's gotten to the point where I want to make an alternate test server (so I can test Heroku workers without messing up production).
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How to count items in JSON object using command line?
I'm getting this kind of JSON reply from a curl command:
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Variable is accessed within inner class. Needs to be declared final
...u can use final in Java, but I am not sure if you can use it when building Android app, so Googling it might be a good idea :-)
– Kevin Zhao
Oct 12 '15 at 20:15
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Convert character to ASCII numeric value in java
...In your case, you need to get the specific Character from the String first and then cast it.
char character = name.charAt(0); // This gives the character 'a'
int ascii = (int) character; // ascii is now 97.
Though cast is not required explicitly, but its improves readability.
int ascii = charac...
Disable Visual Studio devenv solution save dialog
...osoft shared\MSEnv\VSLauncher.exe" > Properties > Compatibility > and set "Run this program as an administrator", double-clicking a VS2010 and VS2012 sln files in Windows Explorer works as expected. I also did the same for "C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\de...
A list of indices in MongoDB?
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And if you want to get list of all indexes in your database:
use "yourdbname"
db.system.indexes.find()
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