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How do I implement onchange of with jQuery?
...utchange', function() { console.log(this.value) });
There is a demo here: http://jsfiddle.net/LGAWY/
If you’re scared of multiple intervals, you can bind/unbind this event on focus/blur.
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What does “O(1) access time” mean?
...
You're going to want to read up on Order of complexity.
http://en.wikipedia.org/wiki/Big_O_notation
In short, O(1) means that it takes a constant time, like 14 nanoseconds, or three minutes no matter the amount of data in the set.
O(n) means it takes an amount of time linear wit...
Markdown to create pages and table of contents?
...le2)
3. [Third Example](#third-example)
4. [Fourth Example](#fourth-examplehttpwwwfourthexamplecom)
## Example
## Example2
## Third Example
## [Fourth Example](http://www.fourthexample.com)
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Set environment variables from file of key/value pairs
...ution when wrapping the variables in quotes, such as REACT_APP_IFRAME_URI="http://localhost:3000". The quotes were parsed which wasn't intended.
– Adam Gerthel
Jul 10 '19 at 12:12
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Are there constants in JavaScript?
...cript 6 draft but it thus far only enjoys a smattering of browser support: http://kangax.github.io/compat-table/es6/. The syntax is:
const CONSTANT_NAME = 0;
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PHP Array to CSV
...ilt in php function fputcsv takes care of commas, quotes and etc..
Look at
https://coderwall.com/p/zvzwwa/array-to-comma-separated-string-in-php
http://www.php.net/manual/en/function.fputcsv.php
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How do I run a spring boot executable jar in a Production environment?
...our app as a service
56.1.1 Installation as an init.d service (System V)
http://docs.spring.io/spring-boot/docs/current/reference/html/deployment-install.html
cheers
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How to paste over without overwriting register
...ound this from a response on a similar thread, but the original source was http://vim.wikia.com/wiki/Replace_a_word_with_yanked_text. It mentions some drawbacks, however it works fine for me.
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What's faster, SELECT DISTINCT or GROUP BY in MySQL?
...m (select i from g group by i) a;
count
10001
(1 row)
Time: 594,481 ms
http://www.pgsql.cz/index.php/PostgreSQL_SQL_Tricks_I
so be careful ... :)
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How to indent a few lines in Markdown markup?
...whether or not you're using the right tool here. Check out Gruber's docs:
http://daringfireball.net/projects/markdown/syntax#html
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