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What does 'wb' mean in this code, using Python?
...nd binary
files; the end-of-line characters in
text files are automatically altered
slightly when data is read or written.
This behind-the-scenes modification to
file data is fine for ASCII text
files, but it’ll corrupt binary data
like that in JPEG or EXE files.
...
Case insensitive access for generic dictionary
... If you think about it, "foo".GetHashCode() and "FOO".GetHashCode() are totally different so there's no reasonable way you could implement a case-insensitive get on a case-sensitive hash map.
You can, however, create a case-insensitive dictionary in the first place using:-
var comparer = StringCom...
Difference between os.getenv and os.environ.get
Is there any difference at all between both approaches?
5 Answers
5
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Most efficient way to convert an HTMLCollection to an Array
...rray, other than iterating through the contents of said collection and manually pushing each item into an array?
7 Answers
...
Unicode, UTF, ASCII, ANSI format differences
...es per "code unit". This is the native format of strings in .NET, and generally in Windows and Java. Values outside the Basic Multilingual Plane (BMP) are encoded as surrogate pairs. These used to be relatively rarely used, but now many consumer applications will need to be aware of non-BMP characte...
express.js - single routing handler for multiple routes in a single line
Is there a way to make this on a single function call?
6 Answers
6
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Mercurial: how to amend the last commit?
...
Good answer! The experimental evolve extension allows you to safely amend non-head commits. The old commit will be marked obsolete and hidden. With a non-publishing server, you can even do this safely after you've pushed the changesets.
– Martin Geis...
Set timeout for ajax (jQuery)
...
Make sure to wrap the entire $.ajax call with a try/catch. Aborts are not caught by jQuery and will be thrown outside of the $.ajax call.
– justdan23
Dec 13 '19 at 15:08
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What is the advantage of using async with MVC5?
...l only when you are performing I/O bound operations such as remote server calls. The benefit of the async call is that during the I/O operation, no ASP.NET worker thread is being used. So here's how the first example works:
When a request hits the action, ASP.NET takes a thread from the thread poo...
Creating a new DOM element from an HTML string using built-in DOM methods or Prototype
...hat unlike HTML templates this won't work for some elements that cannot legally be children of a <div>, such as <td>s.
If you're already using a library, I would recommend you stick to the library-approved method of creating elements from HTML strings:
Prototype has this feature buil...