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Difference between “or” and || in Ruby? [duplicate]
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edited Jan 30 '19 at 0:48
Andrew Marshall
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Scroll to a div using jquery
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edited Jul 10 '18 at 8:27
Narendra Jadhav
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How do I design a class in Python?
...various calculations you'll be doing on these things. Your short list of 30 dogs, 24 measurements, 4 contacts, and several "parameters" per contact is interesting, but only part of the story. Your "locations of each paw" and "compare all the paws of the same dog to determine which contact belongs ...
“fatal: Not a git repository (or any of the parent directories)” from git status
...troot/cfdem/liggghts
Cloning into 'liggghts'...
remote: Counting objects: 3005, done.
remote: Compressing objects: 100% (2141/2141), done.
remote: Total 3005 (delta 1052), reused 2714 (delta 827)
Receiving objects: 100% (3005/3005), 23.80 MiB | 2.22 MiB/s, done.
Resolving deltas: 100% (1052/1052), d...
How to compare arrays in JavaScript?
... if (this.length != array.length)
return false;
for (var i = 0, l=this.length; i < l; i++) {
// Check if we have nested arrays
if (this[i] instanceof Array && array[i] instanceof Array) {
// recurse into the nested arrays
if (!this[i]....
'App not Installed' Error on Android
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270
Primarily for older phones
I only encountered the App not installed error when trying to install...
When should I use a table variable vs temporary table in sql server?
... table. The details of this are version dependant however. For SQL Server 2012 and below the only indexes that could be created on table variables were those implicitly created through a UNIQUE or PRIMARY KEY constraint. SQL Server 2014 introduced inline index syntax for a subset of the options avai...
Why is i++ not atomic?
... applies only in limited circumstances.
Basic C or C++ code like for (i = 0; i < LIMIT; i++) would translate into Java as for (i = 0; i < LIMIT; i = i + 1); because it would be inappropriate to use the atomic i++. What's worse, programmers coming from C or other C-like languages to Java would...
How to convert array to SimpleXML
...l, 'addChild'));
print $xml->asXML();
results in
<?xml version="1.0"?>
<root>
<blub>bla</blub>
<bar>foo</bar>
<overflow>stack</overflow>
</root>
keys and values are swapped - you could fix that with array_flip() before the array_wal...
Copy folder recursively in node.js
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shift66shift66
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