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Check if a given key already exists in a dictionary
... intended way to test for the existence of a key in a dict.
d = {"key1": 10, "key2": 23}
if "key1" in d:
print("this will execute")
if "nonexistent key" in d:
print("this will not")
If you wanted a default, you can always use dict.get():
d = dict()
for i in range(100):
key = i % 1...
Insert spaces between words on a camel-cased token [duplicate]
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answered Apr 26 '11 at 21:03
magmamagma
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Replace multiple characters in one replace call
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edited Jul 4 '15 at 0:36
answered May 16 '13 at 0:11
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Remove all classes that begin with a certain string
...jQuery, the actual DOM element is at index zero, this should work
$('#a')[0].className = $('#a')[0].className.replace(/\bbg.*?\b/g, '');
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follo...
Rails update_attributes without save?
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602
I believe what you are looking for is assign_attributes.
It's basically the same as update_att...
Setting onClickListener for the Drawable right of an EditText [duplicate]
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107
public class CustomEditText extends EditText {
private Drawable drawableRight;
private...
CSS media queries: max-width OR max-height
...nt rules:
@media screen and (max-width: 995px) , screen and (max-height: 700px) {
...
}
From https://developer.mozilla.org/en/CSS/Media_queries/
...In addition, you can combine multiple media queries in a comma-separated list; if any of the media queries in the list is true, the associated ...
Access Container View Controller from Parent iOS
...re...?
– Adam Waite
Nov 7 '12 at 23:09
25
yes, there is a embed segue that occurs when the second...
How to skip “Loose Object” popup when running 'git gui'
...it and the place where it is called. At the same time I noticed that late 2011 there was added a configuration option for disabling the dialog. This change (part of git-gui 0.16.0) was merged to Git's mainline on 2011-12-14.
So if you use Git v1.7.9 or newer, you can disable the warning dialog with...