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HTTPS setup in Amazon EC2
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First, you need to open HTTPS port (443). To do that, you go to https://console.aws.amazon.com/ec2/ and click on the Security Groups link on the left, then create a new security group with also HTTPS available.
Then, just update the security group of a running i...
How to hide element using Twitter Bootstrap and show it using jQuery?
...").toggleClass('d-none');
(thanks to the comment by Fangming)
Bootstrap 3.x
First, don't use .hide! Use .hidden. As others have said, .hide is deprecated,
.hide is available, but it does not always affect screen readers and is deprecated as of v3.0.1
Second, use jQuery's .toggleClass(), .a...
Apache Prefork vs Worker MPM
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edited Mar 30 '17 at 19:46
codeforester
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Listing only directories in UNIX
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317
Try this ls -d */ to list directories within the current directory
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Deep copy of a dict in python
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How about:
import copy
d = { ... }
d2 = copy.deepcopy(d)
Python 2 or 3:
Python 3.2 (r32:88445, Feb 20 2011, 21:30:00) [MSC v.1500 64 bit (AMD64)] on win32
Type "help", "copyright", "credits" or "license" for more information.
>>> import copy
>>> my_dict = {'a': [1, 2, 3], 'b...
Why are empty strings returned in split() results?
... John La RooyJohn La Rooy
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11
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define() vs. const
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As of PHP 5.3 there are two ways to define constants: Either using the const keyword or using the define() function:
const FOO = 'BAR';
define('FOO', 'BAR');
The fundamental difference between those two ways is that const defines cons...
How do I search an SQL Server database for a string?
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answered Feb 7 '12 at 23:56
Alex GordonAlex Gordon
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Reading binary file and looping over each byte
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396
Python 2.4 and Earlier
f = open("myfile", "rb")
try:
byte = f.read(1)
while byte != "...
find vs find_by vs where
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JohnJohn
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