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How can I use break or continue within for loop in Twig template?
...
From docs TWIG docs:
Unlike in PHP, it's not possible to break or continue in a loop.
But still:
You can however filter the sequence during iteration which allows you to skip items.
Example 1 (for huge lists you...
Why Large Object Heap and why do we care?
...the system to wait until a gen2 collection before trying to reclaim memory from even short-lived LOH objects, I can't see any performance advantage to declaring LOH objects (and any objects to which they hold references) unconditionally live during gen0 and gen1 collections. Are there some optimiza...
How to apply a style to an embedded SVG?
...ort url(my-style.css)".
Of course you can directly link to the stylesheet from the svg file too, without doing any scripting. Either of the following should work:
<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet href="my-style.css" type="text/css"?>
<svg xmlns="http://www.w3....
Python dict how to create key or append an element to key?
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You can use a defaultdict for this.
from collections import defaultdict
d = defaultdict(list)
d['key'].append('mykey')
This is slightly more efficient than setdefault since you don't end up creating new lists that you don't end up using. Every call to setdefa...
How do you find the current user in a Windows environment?
...an get a complete list of environment variables by running the command set from the command prompt.
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What is git actually doing when it says it is “resolving deltas”?
...hat deals with making sure all of that stays consistent.
Here's a chapter from the "Git Internals" section of the Pro Git book, which is available online, that talks about this.
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What happens if you static_cast invalid value to enum class?
... What is color set to according to the standard?
Answering with a quote from the C++11 and C++14 Standards:
[expr.static.cast]/10
A value of integral or enumeration type can be explicitly converted to an enumeration type. The value is unchanged if the original value is within the range of th...
How do you skip a unit test in Django?
...Python's unittest module has a few decorators:
There is plain old @skip:
from unittest import skip
@skip("Don't want to test")
def test_something():
...
If you can't use @skip for some reason, @skipIf should work. Just trick it to always skip with the argument True:
@skipIf(True, "I don't...
Why does Node.js' fs.readFile() return a buffer instead of string?
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From the docs:
If no encoding is specified, then the raw buffer is returned.
Which might explain the <Buffer ...>. Specify a valid encoding, for example utf-8, as your second parameter after the filename. Such as,...
Which way is best for creating an object in JavaScript? Is `var` necessary before an object property
...ne object of a kind (like a singleton). If you want this object to inherit from another one, then you have to use a constructor function though.
Use way 3 if you want to initialize properties of the object depending on other properties of it or if you have dynamic property names.
Update: As reques...