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When to add what indexes in a table in Rails
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edited Jul 10 '18 at 12:50
answered Sep 7 '10 at 13:17
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Using awk to print all columns from the nth to the last
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will print all but very first column:
awk '{$1=""; print $0}' somefile
will print all but two first columns:
awk '{$1=$2=""; print $0}' somefile
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Remove last character of a StringBuilder?
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Tyler
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answered Aug 3 '10 at 9:49
Jon SkeetJon Skeet
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git cherry-pick says “…38c74d is a merge but no -m option was given”
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640
The way a cherry-pick works is by taking the diff a changeset represents (the difference between...
What does it mean if a Python object is “subscriptable” or not?
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edited Apr 2 at 14:10
BiAiB
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answered Oct 1...
SVN how to resolve new tree conflicts when file is added on two branches
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40
As was mentioned in an older version (2009) of the "Tree Conflict" design document:
XFAIL confl...
What are the differences between Clojure, Scheme/Racket and Common Lisp?
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104
They all have a lot in common:
Dynamic languages
Strongly typed
Compiled
Lisp-style syntax, i...
Can you control how an SVG's stroke-width is drawn?
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10 Answers
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Difference between JVM and HotSpot?
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answered May 15 '13 at 15:05
Edwin DalorzoEdwin Dalorzo
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How to convert JSON to CSV format and store in a variable
...thout any framework:
var json = json3.items
var fields = Object.keys(json[0])
var replacer = function(key, value) { return value === null ? '' : value }
var csv = json.map(function(row){
return fields.map(function(fieldName){
return JSON.stringify(row[fieldName], replacer)
}).join(',')
})
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