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Check if key exists and iterate the JSON array using Python
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If all you want is to check if key exists or not
h = {'a': 1}
'b' in h # returns False
If you want to check if there is a value for key
h.get('b') # returns None
Return a default value if actual value is missing
h.get('b'...
Where can I learn jQuery? Is it worth it?
...hools.com . It's hit or miss, I know, but the PHP and CSS sections specifically have proven very useful for reference.
14 A...
How to generate unique ID with node.js
...r issue with a callback as follows:
function generate(count, k) {
var _sym = 'abcdefghijklmnopqrstuvwxyz1234567890',
var str = '';
for(var i = 0; i < count; i++) {
str += _sym[parseInt(Math.random() * (_sym.length))];
}
base.getID(str, function(err, res) {
if...
Finding median of list in Python
...mpleteness, @musiphil: only in python 2, and only if you haven't done from __future__ import division.
– Chris L. Barnes
Nov 6 '17 at 19:27
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Is there a wikipedia API just for retrieve content summary?
...epresents a kind of gamification of the traditional Q&A site or forum. All user-generated content is licensed under a Creative Commons Attribute-ShareAlike license. Questions are closed in order to allow low quality questions to improve. Jeff Atwood stated in 2010 that duplicate questions are no...
Getting the max value of an enum
...m MyEnum
{
ValueOne,
ValueTwo
}
VB:
Public Function GetMaxValue _
(Of TEnum As {IComparable, IConvertible, IFormattable})() As TEnum
Dim type = GetType(TEnum)
If Not type.IsSubclassOf(GetType([Enum])) Then _
Throw New InvalidCastException _
("Cannot cast ...
How do I download a tarball from GitHub using cURL?
I am trying to download a tarball from GitHub using cURL , but it does not seem to be redirecting:
5 Answers
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What is RSS and VSZ in Linux memory management
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RSS is the Resident Set Size and is used to show how much memory is allocated to that process and is in RAM. It does not include memory that is swapped out. It does include memory from shared libraries as long as the pages from those libraries are actually in memory. It does include all st...
Where to learn about VS debugger 'magic names'
...moves, we emit debug info for it anyway into the PDB. We stuck the suffix __Deleted$ onto such variables so that the debugger knows that they were in source code but not represented in the binary.
Temporary variable slots allocated by the compiler are given names with the pattern CS$X$Y, where X i...
How do I create a WPF Rounded Corner container?
...bject (BorderThickness or CornerRadius) you can specify a single number if all 4 are the same, such as CornerRadius="8".
– Santiago Palladino
Sep 23 '08 at 13:14
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