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“git rm --cached x” vs “git reset head --​ x”?

...ex to be in sync after the reset. git rm on the other hand removes a file from the working directory and the index and when you commit, the file is removed from the tree as well. git rm --cached however removes the file from index alone and keeps it in your working copy. This is the exact opposite ...
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How to remove part of a string? [closed]

...ntial double spaces, beginning spaces or end spaces that may have resulted from removing the unwanted string $Example_string_COMPLETED = trim(str_replace(' ', ' ', $Example_string_PART_REMOVED)); // trim() will remove any potential leading and trailing spaces - the additional 'str_replace()' will r...
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Git - What is the difference between push.default “matching” and “simple”

...nt branch if you fully specify its name, but this is much is not different from default. Push only the current branch if its named upstream is identical git config --global push.default simple So, it's better, in my opinion, to use this option and push your code branch by branch. It's better to pus...
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How do I capture the output into a variable from an external process in PowerShell?

...t $output = netdom ..., as detailed below. Fundamentally, capturing output from external programs works the same as with PowerShell-native commands (you may want a refresher on how to execute external programs; <command> is a placeholder for any valid command below): $cmdOutput = <command&g...
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How can I maintain fragment state when added to the back stack?

...tten up a dummy activity that switches between two fragments. When you go from FragmentA to FragmentB, FragmentA gets added to the back stack. However, when I return to FragmentA (by pressing back), a totally new FragmentA is created and the state it was in is lost. I get the feeling I'm after th...
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Learning Ruby on Rails

... I've been moving from C# in my professional career to looking at Ruby and RoR in my personal life, and I've found linux to be slightly more appealing personally for development. Particularly now that I've started using git, the implementatio...
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Unmangling the result of std::type_info::name

...n the attention this question / answer receives, and the valuable feedback from GManNickG, I have cleaned up the code a little bit. Two versions are given: one with C++11 features and another one with only C++98 features. In file type.hpp #ifndef TYPE_HPP #define TYPE_HPP #include <string&gt...
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conversion from string to json object android

... To get a JSONObject or JSONArray from a String I've created this class: public static class JSON { public Object obj = null; public boolean isJsonArray = false; JSON(Object obj, boolean isJsonArray){ this.obj = obj; th...
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When is del useful in python?

...eleting a variable, one could just assign None to it. And when deleting from a dictionary, a del method could be added. ...
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What does inverse_of do? What SQL does it generate?

... From the documentation, it seems like the :inverse_of option is a method for avoiding SQL queries, not generating them. It's a hint to ActiveRecord to use already loaded data instead of fetching it again through a relationshi...