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In the shell, what does “ 2>&1 ” mean?

In a Unix shell, if I want to combine stderr and stdout into the stdout stream for further manipulation, I can append the following on the end of my command: ...
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Clear the entire history stack and start a new activity on Android

...I lvl <= 10, I haven't yet found a clean solution to this. The "DontHackAndroidLikeThis" solution is indeed pure hackery. You should not do that. :) Edit: As per @Ben Pearson's comment, for API <=10 now one can use IntentCompat class for the same. One can use IntentCompat.FLAG_ACTIVITY_CLEAR_T...
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How to step through Python code to help debug issues?

...va/C# you can easily step through code to trace what might be going wrong, and IDE's make this process very user friendly. ...
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AngularJS ui-router login authentication

I am new to AngularJS, and I am a little confused of how I can use angular-"ui-router" in the following scenario: 10 Answer...
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What is the difference between “#!/usr/bin/env bash” and “#!/usr/bin/bash”?

... Running a command through /usr/bin/env has the benefit of looking for whatever the default version of the program is in your current environment. This way, you don't have to look for it in a specific place on the system, as those paths ma...
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How can I find and run the keytool

... Or C:\Program Files\Android\Android Studio\jre\bin – SHAHM Jul 25 '18 at 5:41 ...
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What do commas and spaces in multiple classes mean in CSS?

Here is an example that I do not understand: 9 Answers 9 ...
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What is the difference between svg's x and dx attribute?

What is the difference between svg's x and dx attribute (or y and dy)? When would be a proper time to use the axis shift attribute (dx) versus the location attribute (x)? ...
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CSS/HTML: What is the correct way to make text italic?

...does not correspond to what HTML5 drafts actually say – which is obscure and varies by version, but no version suggests using i for book, song, album, or movie names (which would, debatably, be candidates for using cite). – Jukka K. Korpela Sep 1 '14 at 13:04...
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Decimal precision and scale in EF Code First

... changes, from EF 4.1 onwards the ModelBuilder class is now DbModelBuilder and there is now a DecimalPropertyConfiguration.HasPrecision Method which has a signature of: public DecimalPropertyConfiguration HasPrecision( byte precision, byte scale ) where precision is the total number of digits the...