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Generate 'n' unique random numbers within a range [duplicate]
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We, could instead of enclosing the random.sample() call inside the try...except block, check if the size of the sample (3 above) is smaller or equal (<=) than the size of the population (range(1, 2) above).
– Hakim
Mar 11 '17 at 19:42
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What do I need to read to understand how git works? [closed]
...Magic explained how to get started
Git The Basics [pdf] explained - graphically, and in detail - what happens when I add, remove, merge, etc.
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IE 8: background-size fix [duplicate]
I've tried to add background size to IE but it's not working at all:
5 Answers
5
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Find rows that have the same value on a column in MySQL
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count(1) works equally well, and is more performant. (Learned that trick from Stack Overflow ;-)
– jpaugh
Jul 18 '16 at 18:32
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Python dictionary: are keys() and values() always the same order?
...e always a 1-to-1 mapping (assuming the dictionary is not altered between calling the 2 methods).
8 Answers
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www-data permissions?
So I have a directory in /var/www (called cake) and I need to allow www-data to write to it, but I also want to write to it (without having to use sudo). I'm afraid to change the permissions to 777 in case some other user on my machine (or a hacker) attempts to modify files in that directory. How do...
Laravel Redirect Back with() Message
...ct::back()->withErrors(['msg', 'The Message']);
and inside your view call this
@if($errors->any())
<h4>{{$errors->first()}}</h4>
@endif
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Focus Input Box On Load
...utbox" type="text" autofocus>
However, this might not be supported in all browsers, so we can use javascript.
window.onload = function() {
var input = document.getElementById("myinputbox").focus();
}
2) How to place cursor at the end of the input text?
Here's a non-jQuery solution with so...
How to pop an alert message box using PHP?
... send to the client's browser. PHP is a server-side language. This is what allows it do things like INSERT something into a database on the server.
But an alert is rendered by the browser of the client. You would have to work through javascript to get an alert.
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Convert array to JSON
...y:
https://github.com/douglascrockford/JSON-js/blob/master/json2.js
And call:
var myJsonString = JSON.stringify(yourArray);
Note: The JSON object is now part of most modern web browsers (IE 8 & above). See caniuse for full listing. Credit goes to: @Spudley for his comment below
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