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Regex not operator
Is there an NOT operator in Regexes?
Like in that string : "(2001) (asdf) (dasd1123_asd 21.01.2011 zqge)(dzqge) name (20019)"
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How to sort with lambda in Python
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answered Sep 22 '10 at 5:48
kennytmkennytm
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How to get the original value of an attribute in Rails
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Before rails 5.1
Appending _was to your attribute will give you the previous value.
For rails 5.1+
Copied from Lucas Andrade's answer below: https://stackoverflow.com/a/50973808/9359123
Appending _was is deprecated in rails 5.1, now ...
How to easily initialize a list of Tuples?
...s you do this:
var tupleList = new List<(int, string)>
{
(1, "cow"),
(5, "chickens"),
(1, "airplane")
};
If you don't need a List, but just an array, you can do:
var tupleList = new(int, string)[]
{
(1, "cow"),
(5, "chickens"),
(1, "airplane")
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How many and which are the uses of “const” in C++?
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100
Trying to collect some uses:
Binding some temporary to reference-to-const, to lengthen its li...
What is the entry point of swift code execution?
...l main.swift file which simply called NSApplicationMain, but as of Xcode 6.1 uses the @NSApplicationMain attribute on an implementation of NSApplicationDelegate.
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How is the java memory pool divided?
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edited May 3 '18 at 17:13
Gray
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How do I apply CSS3 transition to all properties except background-position?
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145
Here's a solution that also works on Firefox:
transition: all 0.3s ease, background-position ...
Purpose of asterisk before a CSS property
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117
It is a browser specific CSS hack for versions 7 or below of Internet Explorer.
*property:...