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An “and” operator for an “if” statement in Bash
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edited Nov 15 '19 at 20:51
answered Nov 16 '12 at 0:22
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Calling a class function inside of __init__
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193
Call the function in this way:
self.parse_file()
You also need to define your parse_file() ...
How to get the top 10 values in postgresql?
...For this you can use limit
select *
from scores
order by score desc
limit 10
If performance is important (when is it not ;-) look for an index on score.
Starting with version 8.4, you can also use the standard (SQL:2008) fetch first
select *
from scores
order by score desc
fetch first 10 rows...
Why return NotImplemented instead of raising NotImplementedError
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edited Jul 31 '16 at 7:55
Fermi paradox
4,13077 gold badges3737 silver badges6363 bronze badges
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How to display nodejs raw Buffer data as Hex string
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edited Apr 29 '16 at 19:11
Justin
18.6k1111 gold badges7070 silver badges118118 bronze badges
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When should I use h:outputLink instead of h:commandLink?
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195
The <h:outputLink> renders a fullworthy HTML <a> element with the proper URL in th...
How to convert a ruby hash object to JSON?
...thod `to_json' for {:make=>"bmw", :year=>"2003"}:Hash
# from (irb):11
# from /usr/bin/irb:12:in `<main>'
require 'json'
# => true
car.to_json
# => "{"make":"bmw","year":"2003"}"
As you can see, requiring json has magically brought method to_json to our Hash.
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Two-dimensional array in Swift
...ments):
// 2 dimensional array of arrays of Ints set to 0. Arrays size is 10x5
var arr = Array(count: 3, repeatedValue: Array(count: 2, repeatedValue: 0))
// ...and for Swift 3+:
var arr = Array(repeating: Array(repeating: 0, count: 2), count: 3)
Change element at position
arr[0][1] = 18
OR
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JSLint: was used before it was defined
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169
From the documentation
JSLint also recognizes a /*global */ directive that can indicate to...
jQuery Plugin: Adding Callback functionality
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167
Just execute the callback in the plugin:
$.fn.myPlugin = function(options, callback) {
if...