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Sorting data based on second column of a file
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You can use the sort command:
sort -k2 -n yourfile
-n, --numeric-sort compare according to string numerical value
For example:
$ cat ages.txt
Bob 12
Jane 48
Mark 3
Tashi 54
$ sort -k2 -n ages.txt
Mark 3
Bob 12
Jane 48
Tashi...
Rails 3 execute custom sql query without a model
... github.com/igorkasyanchuk/execute_sql less code is needed plus you can do it in directly rails console
– Igor Kasyanchuk
Mar 13 '19 at 21:58
add a comment
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Entity Framework Join 3 Tables
I'm trying to join three tables but I can't understand the method...
2 Answers
2
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align right in a table cell with CSS
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is a <input type="button"> a block element because that one doesn't get aligned right?
– Michel
Dec 15 '09 at 10:38
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What is the proper way to check if a string is empty in Perl?
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Yea, using this though you need to be cautious that if it is undef, and if you're using warnings you'll get a runtime warning. Many ways to get around the warning though.
– Evan Carroll
Jan 11 '10 at 23:34
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deleting rows in numpy array
... Thanks! I had the same problem, and I could not figure out why simply calling numpy.delete(x, index) didn't work.
– Antimony
Nov 20 '15 at 22:59
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Toggle input disabled attribute using jQuery
..., checked, selected) anything that is either true or false
Property value, can be:
(empty) - returns the current value.
boolean (true/false) - sets the property value.
function - Is executed for each found element, the returned value is used to set the property. There are two arguments passed; the ...
how to customize `show processlist` in mysql?
...in information_schema:
SELECT * FROM INFORMATION_SCHEMA.PROCESSLIST
You can ORDER BY in any way you like.
The INFORMATION_SCHEMA.PROCESSLIST table was added in MySQL 5.1.7. You can find out which version you're using with:
SELECT VERSION()
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How to change a DIV padding without affecting the width/height ?
...t I want to specify a FIXED width and height for, and also a padding which can be changed without decreasing the original DIV width/height or increasing it, is there a CSS trick for that, or an alternative using padding?
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handlerbars.js check if list is empty
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The "each" tag can take an "else" section too. So the simplest form is:
{{#each items}}
// render item
{{else}}
// render empty
{{/each}}
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