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Check if value exists in Postgres array
...I need a way to test if a value exists in a given array. So far I came up with something like this:
7 Answers
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Ignore Xcode warnings when using Cocoapods
I use quite a lot third party libraries which have many warnings in it, after the latest Xcode updates. (for example the Facebook SDK pod)
Now all these warnings are shown in my Xcode on the place I want to see my own warnings or errors.
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Define an 's src attribute in CSS [duplicate]
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edited Apr 1 '19 at 17:29
Neuron
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What's the most appropriate HTTP status code for an “item not found” error page
I'm curious what's the most appropriate HTTP status code for an "item does not exist" page.
5 Answers
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Best database field type for a URL
...table. What's the best practice for defining a field that will hold a URL with an undetermined length?
10 Answers
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How to allow only one radio button to be checked?
This is a part my django template, what it supposed to do is to print out several radio buttons, corresponding to the answers assigned to the buttons. But I don't know why I can check multiple radio buttons, which messed me up. It is supposed to only let me check on one radio button and I had that...
Stripping everything but alphanumeric chars from a string in Python
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I just timed some functions out of curiosity. In these tests I'm removing non-alphanumeric characters from the string string.printable (part of the built-in string module). The use of compiled '[\W_]+' and pattern.sub('', str) was found to be fastest.
$ python -m ...
Detect iPad users using jQuery?
...){
return navigator.platform.match(/i(Phone|Pod))/i)
}
Notes
While it works, you should generally avoid performing browser-specific detection as it can often be unreliable (and can be spoofed). It's preferred to use actual feature-detection in most cases, which can be done through a library ...
How to configure postgresql for the first time?
... postgresql-9.1 on Xubuntu 12.04.1 LTS.
Connect to the default database with user postgres:
sudo -u postgres psql template1
Set the password for user postgres, then exit psql (Ctrl-D):
ALTER USER postgres with encrypted password 'xxxxxxx';
Edit the pg_hba.conf file:
sudo vim /etc/pos...
How do I measure request and response times at once using cURL?
...iant blog post... https://blog.josephscott.org/2011/10/14/timing-details-with-curl/
cURL supports formatted output for the details of the request (see the cURL manpage for details, under -w, –write-out <format>). For our purposes we’ll focus just on the timing details that are provided. ...