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Ruby on Rails: how do I sort with two columns using ActiveRecord?
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edited Aug 27 '10 at 20:28
answered Aug 27 '10 at 20:22
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Get specific line from text file using just shell script
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208
sed:
sed '5!d' file
awk:
awk 'NR==5' file
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What is an index in SQL?
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382
An index is used to speed up searching in the database. MySQL have some good documentation on th...
Why do you need to put #!/bin/bash at the beginning of a script file?
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edited Sep 26 '17 at 17:00
Camilo Sampedro
8381212 silver badges2626 bronze badges
answer...
`testl` eax against eax?
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92
It tests whether eax is 0, or above, or below. In this case, the jump is taken if eax is 0.
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Dynamic SQL - EXEC(@SQL) versus EXEC SP_EXECUTESQL(@SQL)
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edited Oct 26 '12 at 23:59
answered Feb 13 '09 at 23:29
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How to add jQuery in JS file
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Tom Dee
2,00944 gold badges1313 silver badges2020 bronze badges
answered Jul 16 '09 at 21:31
Daniel MouraDani...
iOS app, programmatically get build version
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284
The value you set in the Xcode target summary's "Version" field is in here:
Swift 3
let vers...
Position geom_text on dodged barplot
...position = "dodge") +
geom_text(aes(variable, `(all)`, label = sprintf("%2.1f", `(all)`)),
position = position_dodge(width = 1)) +
coord_flip()
The key is using position = position_dodge(width = 1) instead of position = "dodge", which is just a shortcut without any parameter.
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How to convert JSON data into a Python object
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