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What does tree-ish mean in Git?
...t refers to a (sub)directory, but it
can also be used to identify specific files. When it refers to files, I'm not
sure if it's still considered "tree-ish", or if acts more like "blob-ish" (Git
refers to files as "blobs").
The Long Answer
At its lowest levels, Git keeps track of source code using ...
What is the difference between procedural programming and functional programming? [closed]
...) Lisp family and ML family and many "purely functional" Haskell, Erlang, etc. By the way, there are many general languages such as Perl, Python, Ruby.
Run cron job only if it isn't already running
...you did in grep? rsanden's answer prevents that sort of problem using a pidfile.
– Elias Dorneles
Oct 6 '12 at 3:24
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Find and replace with sed in directory and sub directories
...ommand to find and replace all occurrences of 'apple' with 'orange' in all files in root of my site:
7 Answers
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When to use os.name, sys.platform, or platform.system?
...m.
Use sys.platform to check whether it's a linux, cygwin, darwin, atheos, etc.
Use platform.system() if you don't believe the other sources.
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What is the type of lambda when deduced with “auto” in C++11?
...n. If you're missing __PRETTY_FUNCTION__, there are alternatives for MSVC, etc., but the results are always compiler-dependent for the same reason CXXABI is necessary.
– John P
Jun 6 '18 at 5:20
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How to make div background color transparent in CSS
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/*Note - Opacity value can be anything between 0 to 1;
Eg(0.1,0.8)etc */
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Java SafeVarargs annotation, does a standard or best practice exist?
... as an argument to a parameter of type T[], getting the array type using .getClass(), passing it to methods that depend on the runtime type of the array, like List.toArray() and Arrays.copyOf(), etc.
2) The distinction I mentioned above is too complicated to be easily distinguished automatically.
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Creating JS object with Object.create(null)?
...t be an empty string, might be false, or null, or undefined, or 0, or NaN, etc. To check whether a property exists at all, you would still need to use Object.prototype.hasOwnProperty.call(p, someKey).
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filter items in a python dictionary where keys contain a specific string
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You can use the built-in filter function to filter dictionaries, lists, etc. based on specific conditions.
filtered_dict = dict(filter(lambda item: filter_str in item[0], d.items()))
The advantage is that you can use it for different data structures.
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