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AsyncTaskLoader vs AsyncTask

Since Honeycomb and the v4 Compatibility Library it is possible to use AsyncTaskLoader . From what I understand, the AsyncTaskLoader can survive through config changes like screen flips. ...
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Test if a command outputs an empty string

How can I test if a command outputs an empty string? 11 Answers 11 ...
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How does grep run so fast?

..., earlier I used to use substring method in java but now I use GREP for it and it executes in a matter of seconds, it is blazingly faster than java code that I used to write.(according to my experience I might be wrong though) ...
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Android studio Gradle icon error, Manifest Merger

I keep seeing this message and not sure how to solve it for good. 16 Answers 16 ...
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How do I debug Node.js applications?

...ly for me, node-inspector doesn't work with the latest versions of Node.js and it hasn't supported logging to the browser console since v0.1. node-codein was just buggy. So, I wrote my own module to help with debugging by allowing you to dump objects and such out to your web browser console. I thoug...
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Different return values the first and second time with Moq

... .Returns(true); Calling connect will only be successful on the third and fifth attempt otherwise an exception will be thrown. So for your example it would just be something like: repository.SetupSequence(x => x.GetPageByUrl<IPageModel>(virtualUrl)) .Returns(null) .Returns(pageModel....
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How to convert a Java 8 Stream to an Array?

... it does is find a method that takes in an integer (the size) as argument, and returns a String[], which is exactly what (one of the overloads of) new String[] does. You could also write your own IntFunction: Stream<String> stringStream = ...; String[] stringArray = stringStream.toArray(size...
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Where can I set environment variables that crontab will use?

...'cron' run a shell script that sets the environment before running the command. Always. # @(#)$Id: crontab,v 4.2 2007/09/17 02:41:00 jleffler Exp $ # Crontab file for Home Directory for Jonathan Leffler (JL) #----------------------------------------------------------------------------- #Min ...
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How do I reset a sequence in Oracle?

...any sequence to 0 from Oracle guru Tom Kyte. Great discussion on the pros and cons in the links below too. tkyte@TKYTE901.US.ORACLE.COM> create or replace procedure reset_seq( p_seq_name in varchar2 ) is l_val number; begin execute immediate 'select ' || p_seq_name || '.nextval fro...
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Rails migrations: self.up and self.down versus change

Looks like the new rails version has "change" versus self.up and self.down methods. 3 Answers ...