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Search and replace in bash using regular expressions

...'s are processed in order. Also, the g flag for the expression will match all occurrences in the input. You can also pick your favorite tool using this method, i.e. perl, awk, e.g.: echo "$MYVAR" | perl -pe 's/[a-zA-Z]/X/g and s/[0-9]/N/g' This may allow you to do more creative matches... For ...
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Why do I get access denied to data folder when using adb?

...ieve you have to build it from source for the target device, configured to allow root using the ndk then flash it onto the device along with an image of the binary files. – Ben Jaguar Marshall Nov 2 '12 at 2:00 ...
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Why do we need entity objects? [closed]

I really need to see some honest, thoughtful debate on the merits of the currently accepted enterprise application design paradigm. ...
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Difference between Static and final?

...he initialization of any instance variables. A single copy to be shared by all instances of the class. A static variable can be accessed directly by the class name and doesn’t need any object. Syntax: Class.variable Static method It is a method which belongs to the class and not to the objec...
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How to execute a function when page has fully loaded?

... That's called load. It came waaaaay before DOM ready was around, and DOM ready was actually created for the exact reason that load waited on images. window.addEventListener('load', function () { alert("It's loaded!") }) ...
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Pull all commits from a branch, push specified commits to another

...nd. The problem with this commit is that git considers commits to include all history before them - thus, if you have three commits like so: A-----B-----C And try to get rid of B, you have to create an entirely new commit like so: A-----------C' Where C' has a different SHA-1 ID. Likewise, ch...
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Is there a list of screen resolutions for all Android based phones and tablets? [closed]

...p the extreme aspect ratios, that are rarely seen at phone size or larger, all the other devices fit a range from 1.3333 to 1.7778, which conveniently matches the current iPhone/iPad ratios (considering all devices in portrait mode). Note that there are quite a few variations within that range, so i...
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Is optimisation level -O3 dangerous in g++?

...n undefined behavior, due to relying more strictly on the rules, and especially corner cases, of the language(s). As a personal note, I am running production software in the financial sector for many years now with -O3 and have not yet encountered a bug that would not have been there if I would hav...
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How do I run only specific tests in Rspec?

...onfiguration option treat_symbols_as_metadata_keys_with_true_values, which allows you to do: describe "Awesome feature", :awesome do where :awesome is treated as if it were :awesome => true. Also see this answer for how to configure RSpec to automatically run 'focused' tests. This works especi...
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Responsive image map

...ponsive image maps you will need to use a plugin: https://github.com/stowball/jQuery-rwdImageMaps (No longer maintained) Or https://github.com/davidjbradshaw/imagemap-resizer No major browsers understand percentage coordinates correctly, and all interpret percentage coordinates as pixel c...