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Is there a minlength validation attribute in HTML5?
...ise an input field with an empty value will be excluded from constraint validation.
<input pattern=".{3,}" required title="3 characters minimum">
<input pattern=".{5,10}" required title="5 to 10 characters">
If you want to create the option to use the pattern for "empty, or minimum ...
Difference between dict.clear() and assigning {} in Python
... find it to be an unfairly harsh judgement.
– cfwschmidt
Jul 7 '14 at 20:16
1
Also clear() do not...
Filter element based on .data() key/value
...ease note that this is no longer the only way to do this, StefanoP has provided alternatives
– Nathan Koop
Feb 25 '13 at 20:25
3
...
FormData.append(“key”, “value”) is not working
...me newer browsers, this is no longer true and you can now see the data provided to FormData in addition to just stuffing data into it. See the accepted answer for more info.
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Find nearest latitude/longitude with an SQL query
...fore the decimal, e.g. -123.456789 degrees. Your table should also have an id attribute to serve as the primary key.
CREATE TABLE `markers` (
`id` INT NOT NULL AUTO_INCREMENT PRIMARY KEY ,
`name` VARCHAR( 60 ) NOT NULL ,
`address` VARCHAR( 80 ) NOT NULL ,
`lat` FLOAT( 10, 6 ) NOT NULL ,
`l...
When should I use require() and when to use define()?
...unction accepts two optional parameters (a string that represent a module ID and an array of required modules) and one required parameter (a factory method).
The return of the factory method MUST return the implementation for your module (in the same way that the Module Pattern does).
The require...
More elegant “ps aux | grep -v grep”
...ack (I think I should call it that, since the aux / grep authors probably did not think of this scenario.)
– Michael Trouw
Apr 12 '16 at 14:12
2
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SQL how to increase or decrease one for a int column in one command
.....
To answer the second:
There are several ways to do this. Since you did not specify a database, I will assume MySQL.
INSERT INTO table SET x=1, y=2 ON DUPLICATE KEY UPDATE x=x+1, y=y+2
REPLACE INTO table SET x=1, y=2
They both can handle your question. However, the first syntax allows for...
Callback of .animate() gets called twice jquery
...vin B pointed this out in his answer when the question was first asked. I didn't until four years later when I noticed it was missing, added it, and...then saw Kevin's answer. Please give his answer the love it deserves. I figured as this is the accepted answer, I should leave it in.)
Here's an exa...
How to obtain the query string from the current URL with JavaScript?
...w.location.search.
Solution that work in legacy browsers as well
MDN provide an example (no longer available in the above referenced article) of how to the get value of a single key available in the QueryString. Something like this:
function getQueryStringValue (key) {
return decodeURICompone...