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python assert with and without parenthesis
Here are four simple invocations of assert:
5 Answers
5
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Can the :not() pseudo-class have multiple arguments?
... the class c1 OR input without the class c2"
– David Callanan
Jan 10 '19 at 14:57
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Gradle - getting the latest release version of a dependency
... currently does not support Maven's RELEASE (which is rarely used and deprecated) but it does support Ivy's latest.release. However, the general recommendation is to build against exact versions. Otherwise, the build can become a lottery.
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How do I convert a Vector of bytes (u8) to a string
...sult: {}", s);
}
The conversion is in-place, and does not require an allocation. You can create a String from the string slice if necessary by calling .to_owned() on the string slice (other options are available).
The library reference for the conversion function:
std::str::from_utf8
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setState vs replaceState in React.js
...m new to React.js Library and I was going over some of the tutorials and I came across:
4 Answers
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How to get Enum Value from index in Java?
... Note that will clone a copy of the values array each time, so if you are calling this in the inner loop of performance sensitive code you might want to make a static copy and use that.
– Christopher Barber
Oct 4 '13 at 0:11
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How to merge 2 JSON objects from 2 files using jq?
...value: .value}' file1 file2
Or the presumably somewhat more efficient (because it doesn't merge any other values):
jq -s '.[0].value * .[1].value | {value: .}' file1 file2
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Why is Python 3.x's super() magic?
In Python 3.x, super() can be called without arguments:
1 Answer
1
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Why does String.valueOf(null) throw a NullPointerException?
... overloaded:
String.valueOf(Object)
String.valueOf(char[])
Java Specification Language mandates that in these kind of cases, the most specific overload is chosen:
JLS 15.12.2.5 Choosing the Most Specific Method
If more than one member method is both accessible and applicable to a method in...
Adding additional data to select options using jQuery
...1" data-foo="dogs">this</option>
<option value="2" data-foo="cats">that</option>
<option value="3" data-foo="gerbils">other</option>
</select>
Code
// JavaScript using jQuery
$(function(){
$('select').change(function(){
var selected = $(this)....