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Replacing instances of a character in a string
...lace in:
line = line[:10].replace(';', ':') + line[10:]
That'll replace all semi-colons in the first 10 characters of the string.
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setuptools vs. distutils: why is distutils still a thing?
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Have a look at this SO question. It explains all the packaging methods very well, and might help answer your question to some extent: Differences between distribute, distutils, setuptools and distutils2?
Distutils is still the standard tool for packaging in Python. ...
How can I use interface as a C# generic type constraint?
...nHolt: I think think the creators of .NET, in deciding what constraints to allow, were focused on ones that would let generic classes and methods do things with generic types that they otherwise could not, rather than on preventing them from being used in nonsensical ways. That having been said, an...
How to read from stdin line by line in Node
I'm looking to process a text file with node using a command line call like:
6 Answers
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Difference between no-cache and must-revalidate
...ably preferred by the user (better to have something stale than nothing at all). This is why must-revalidate is intended for critical transactions only.
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How do I search within an array of hashes by hash values in ruby?
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You're looking for Enumerable#select (also called find_all):
@fathers.select {|father| father["age"] > 35 }
# => [ { "age" => 40, "father" => "Bob" },
# { "age" => 50, "father" => "Batman" } ]
Per the documentation, it "returns an array contai...
Difference between val() and text()
...ut element -- regardless of type. .text() gets the innerText (not HTML) of all the matched elements:
.text()
The result is a string that contains
the combined text contents of all
matched elements. This method works on
both HTML and XML documents. Cannot be
used on input elements. For i...
How to loop through array in jQuery?
... of this within the body of the loop, no unnecessary overhead of function calls (e.g., in theory faster, though in fact you'd have to have so many elements that the odds are you'd have other problems; details).
ES5's forEach:
As of ECMAScript5, arrays have a forEach function on them which makes it...
Python how to write to a binary file?
...uct.pack if you need to work on 2.2. But 2.6 has been out for 5 years now; all three Ubuntu LTSs still in support, all three OS X versions in support, the previous major version of CentOS/RHEL, etc., all come with it built in. If you need to support 2.5 or 2.1 or 1.6 or whatever, you probably know...
Linux find file names with given string
I'm on Ubuntu, and I'd like to find all files in the current directory and subdirectories whose name contains the string "John". I know that grep can match the content in the files, but I have no idea how to use it with file names. Any help would be appreciated.
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