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Python Regex instantly replace groups
Is there any way to directly replace all groups using regex syntax?
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C++ templates that accept only certain types
In Java you can define generic class that accept only types that extends class of your choice, eg:
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How to get the last value of an ArrayList
How can I get the last value of an ArrayList?
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how do i block or restrict special characters from input fields with jquery?
How do I block special characters from being typed into an input field with jquery?
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How to create a directory and give permission in single command
How to create a directory and give permission in single command in Linux?
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C# generic type constraint for everything nullable
So I have this class:
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Dynamically generating a QR code with PHP [closed]
I'm trying to generate QR codes on my website. All they have to do is have a URL in them, which a variable on my site will provide. What would be the easiest way to do this?
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How to create a CPU spike with a bash command
... 100% load on a Linux machine. It's quad core system and I want all cores going full speed. Ideally, the CPU load would last a designated amount of time and then stop. I'm hoping there's some trick in bash. I'm thinking some sort of infinite loop.
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How do you clear Apache Maven's cache?
Recently, Apache Maven seems to be having caching issues. Performing clean installs on our projects using Windows Vista or Windows 7 sometimes produce artifacts with the same data as a previous build even though the newer artifact's files should have been updated.
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Linux command (like cat) to read a specified quantity of characters
....will extract the first 100 bytes and return them.
What's nice about using head for this is that the syntax for tail matches:
tail -c 100 file # returns the last 100 bytes in the file
You can combine these to get ranges of bytes. For example, to get the second 100 bytes from a file, read the f...