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Can I serve multiple clients using just Flask app.run() as standalone?
...h Apache or other web servers. But, I was thinking of running Flask as a standalone server serving multiple clients simultaneously.
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What does the exclamation mark do before the function?
...put () at the end: !function foo() {}() which has higher precedence than ! and instantly calls the function.
So what the author is doing is saving a byte per function expression; a more readable way of writing it would be this:
(function(){})();
Lastly, ! makes the expression return true. This i...
PowerShell and the -contains operator
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The -Contains operator doesn't do substring comparisons and the match must be on a complete string and is used to search collections.
From the documentation you linked to:
-Contains
Description: Containment operator. Tells whether a collection of reference values includes a...
How to determine if a number is odd in JavaScript
...is will return 0 or 1 (or NaN if you feed it something that isn't a number and can't be coerced into one), which will work fine for most situations. But if you want a real true or false: return (num % 2) == 1;
– T.J. Crowder
Feb 16 '11 at 12:20
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Python: Ignore 'Incorrect padding' error when base64 decoding
...to normalise the data. Remove anything that's not a letter, digit / or +, and then add the padding.
– Martijn Pieters♦
Nov 20 '18 at 8:25
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Git submodule push
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Yes, and don't forget to pull changes from your synchronized local branch (if any) before pushing. Happens eg. when working with a gh-pages branch for documentation on a github repo :)
– NiKo
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In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
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I just tested and this doesn't work in IE 8... IE 9, FireFox, and Chrome work correctly. Here's a good link to more symbols: danshort.com/HTMLentities/index.php?w=dingb
– Nathan Prather
Aug 26 '12 at ...
Python module os.chmod(file, 664) does not change the permission to rw-rw-r— but -w--wx----
...zero is important, it's because
permissions are set as an octal integer, and Python automagically
treats any integer with a leading zero as octal. So os.chmod("file",
484) (in decimal) would give the same result.
What you are doing is passing 664 which in octal is 1230
In your case you woul...
What's the difference between JPA and Spring Data JPA?
I am a bit confused about the difference between Spring Data-JPA and JPA. I know about JPA that it is a specification for persisting the Java Objects to a relational database using popular ORM technology.
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sed command with -i option (in-place editing) works fine on Ubuntu but not Mac [duplicate]
I know nothing about Sed but need this command (which works fine on Ubuntu) to work on a Mac OSX:
4 Answers
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