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What does “:=” do?
...mpanying explanation. It's not exactly possible to google its use without knowing the proper name for it.
10 Answers
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ASP.NET MVC: Custom Validation by DataAnnotation
I have a Model with 4 properties which are of type string. I know you can validate the length of a single property by using the StringLength annotation. However I want to validate the length of the 4 properties combined.
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Is it possible to use pip to install a package from a private GitHub repository?
...stname github.com:echweb:
nodename nor servname provided, or not known
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How to select rows with no matching entry in another table?
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Let we have the following 2 tables(salary and employee)
Now i want those records from employee table which are not in salary.
We can do this in 3 ways:
Using inner Join
select * from employee
where id not in(select e.id from employee e inner join salary s on e.id=s.id)
Us...
center aligning a fixed position div
...your element in the fixed wrapper*/
display: flex;
flex-flow: column nowrap;
justify-content: center; /* aligns on vertical for column */
align-items: center; /* aligns on horizontal for column */
/* just for styling to see the limits */
border: 2px dashed red;
box-sizing: b...
$PHP_AUTOCONF errors on mac os x 10.7.3 when trying to install pecl extensions
...-s /usr/local/Cellar/autoconf/2.69/bin/autoheader /usr/bin/autoheader
I know that this question was for 10.7, but I hope my answer is useful for someone on 10.8. :)
Updated: Also works on 10.10 Yosemite.
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How do I use jQuery's form.serialize but exclude empty fields
...er better (+1)... especially since I can't find any good regex tools right now.
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Advanced JavaScript: Why is this function wrapped in parentheses? [duplicate]
...o this:
window.bar = 4;
delete window.bar;
console.log(window.bar);
And now you can see how it's analogous to the foo object example and not the foo variable example.
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How to resolve symbolic links in a shell script
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realpath is now (Jan 2012) part of coreutils and backwards compatible with the debian and BSD variant
– pixelbeat
Apr 16 '12 at 7:43
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List all indexes on ElasticSearch server?
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@paweloque answer now looks like it's the correct solution; seems cleaner. curl http://localhost:9200/_stats/indexes\?pretty\=1
– notapatch
Mar 28 '14 at 12:09
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