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How to convert a string to number in TypeScript?
...nt or parseFloat functions, or simply use the unary + operator:
var x = "32";
var y: number = +x;
All of the mentioned techniques will have correct typing and will correctly parse simple decimal integer strings like "123", but will behave differently for various other, possibly expected, cases (l...
How to print Unicode character in Python?
... Python source code, you can use Unicode escape characters in the form \u0123 in your string, and prefix the string literal with 'u'.
Here's an example running in the Python interactive console:
>>> print u'\u0420\u043e\u0441\u0441\u0438\u044f'
Россия
Strings declared like this ar...
Use curly braces to initialize a Set in Python
...yntax:
my_set = {'foo', 'bar', 'baz'}
It's not available before Python 2.7
There's no way to express an empty set using that syntax (using {} creates an empty dict)
Those may or may not be important to you.
The section of the docs outlining this syntax is here.
...
How to import load a .sql or .csv file into SQLite?
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162
To import from an SQL file use the following:
sqlite> .read <filename>
To import fro...
Rotating a point about another point (2D)
...
twe4ked
2,6091717 silver badges2323 bronze badges
answered Feb 13 '10 at 23:18
Nils PipenbrinckNils Pipenbrin...
Regular expression to stop at first match
...reedy, because by default, "(.*)" will match all of "file path/level1/level2" xxx some="xxx".
Instead you can make your dot-star non-greedy, which will make it match as few characters as possible:
/location="(.*?)"/
Adding a ? on a quantifier (?, * or +) makes it non-greedy.
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Pipe subprocess standard output to a variable [duplicate]
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edited May 23 '17 at 12:34
Community♦
111 silver badge
answered Dec 22 '10 at 23:49
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Print JSON parsed object?
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127
Most debugger consoles support displaying objects directly. Just use
console.log(obj);
Depen...
How to define Gradle's home in IDEA?
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edited Nov 27 '19 at 20:21
PetroCliff
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answered Ja...
Cannot set some HTTP headers when using System.Net.WebRequest
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182
If you need the short and technical answer go right to the last section of the answer.
If you w...