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Are HTTP headers case-sensitive?
In a blog post I use the following PHP to set the content-type of a response:
8 Answers
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Input and output numpy arrays to h5py
...rably. So, let's say I have the 2D numpy array named A . How do I save it to an h5py file?
Also, how do I read the same file and put it as a numpy array in a different code, as I need to do manipulations with the array?
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jQuery selectors on custom data attributes using HTML5
I would like to know what selectors are available for these data attributes that come with HTML5.
4 Answers
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How does UTF-8 “variable-width encoding” work?
The unicode standard has enough code-points in it that you need 4 bytes to store them all. That's what the UTF-32 encoding does. Yet the UTF-8 encoding somehow squeezes these into much smaller spaces by using something called "variable-width encoding".
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Ruby, remove last N characters from a string?
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Ruby 2.5+
As of Ruby 2.5 you can use delete_suffix or delete_suffix! to achieve this in a fast and readable manner.
The docs on the methods are here.
If you know what the suffix is, this is idiomatic (and I'd argue, even more readable than other answers here):
'abc123'.delete_suffix('123') ...
How to count objects in PowerShell?
...r example, running get-alias returns me a number of System.Management.Automation.AliasInfo objects:
5 Answers
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To ternary or not to ternary? [closed]
I'm personally an advocate of the ternary operator: () ? : ; I do realize that it has its place, but I have come across many programmers that are completely against ever using it, and some that use it too often.
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Bash script prints “Command Not Found” on empty lines
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Make sure your first line is:
#!/bin/bash
Enter your path to bash if it is not /bin/bash
Try running:
dos2unix script.sh
That wil convert line endings, etc from Windows to unix format. i.e. it strips \r (CR) from line endings to change them from \r\n (CR+LF) to \n (LF).
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How to format date and time in Android?
How to format correctly according to the device configuration date and time when having a year, month, day, hour and minute?
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RegEx to exclude a specific string constant [duplicate]
Can regular expression be utilized to match any string except a specific string constant let us say "ABC" ? Is this possible to exclude just one specific string constant? Thanks your help in advance.
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