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CPU Privilege Rings: Why rings 1 and 2 aren't used?
...ws only uses two rings because it was designed to run on other processors (now defunct) which only had two.
– David
Feb 15 '14 at 12:33
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Timeout on a function call
I'm calling a function in Python which I know may stall and force me to restart the script.
18 Answers
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How are VST Plugins made?
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I know this is 3 years old, but for everyone reading this now: Don't stick to VST, AU or any vendor's format. Steinberg has stopped supporting VST2, and people are in trouble porting their code to newer formats, because it's too...
How can I detect whether an iframe is loaded?
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Good catch @MohdAbdulMujib, it's now a classic one :-)
– The Alpha
Nov 15 '18 at 21:18
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How do you use vim's quickfix feature?
...vimrc file:
map <C-j> :cn<CR>
map <C-k> :cp<CR>
Now you can navigate through the errors using ctrl-j and ctrl-k, which mimics the standard down and up motion commands j and k.
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What's the difference between a Python “property” and “attribute”?
...perties involve additional processing to access the target value...do you know how significant / much slower it is?
– martineau
Jun 25 '18 at 16:14
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Postgres dump of only parts of tables for a dev snapshot
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I don't know about any software which already does this, but I can think of 3 alternative solutions. Unfortunately, they all require some custom coding.
Re-create all the tables in a separate schema, then copy into those tables only...
Getting “A potentially dangerous Request.Path value was detected from the client (&)”
...y the defaults allow it because that's a common usage. I only have problem now that I want to add URL params to View Controllers.
– Csaba Toth
Aug 29 at 4:16
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How to initialise memory with new operator in C++?
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It's a surprisingly little-known feature of C++ (as evidenced by the fact that no-one has given this as an answer yet), but it actually has special syntax for value-initializing an array:
new int[10]();
Note that you must use the empty parentheses — ...
How to get the contents of a webpage in a shell variable?
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There is the wget command or the curl.
You can now use the file you downloaded with wget. Or you can handle a stream with curl.
Resources :
linux.die - man wget
linux.die - man curl
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