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kernel stack and user space stack
...rence between kernel stack and user stack ?
In short, nothing - apart from using a different location in memory (and hence a different value for the stackpointer register), and usually different memory access protections. I.e. when executing in user mode, kernel memory (part of which is the ker...
Django vs. Model View Controller [closed]
...
Thanks for the great answer. Coming from Rails to Django, this answers one of the things I found most frustrating: why does django put the controller code in a file called views.py!?
– dgmdan
Jul 27 '13 at 14:37
...
Where did the name `atoi` come from?
...ble finding any official source on it... but in this listing of man pages from Third Edition Unix (1973) collected by Dennis Ritchie himself, it does contain the line:
atoi(III): convert ASCII to integer
In fact, even the first edition Unix (ca 1971) man pages list atoi as meaning Ascii to I...
In bash, how does one clear the current input?
...n bash, but if you have e.g. a mysql client prompt, Ctrl-C will disconnect from the server which is really annoying.
– Christian
Nov 25 '13 at 10:54
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What is the perfect counterpart in Python for “while not EOF”
... do_something()
To complete the picture, binary reads can be done with:
from functools import partial
with open('somefile', 'rb') as openfileobject:
for chunk in iter(partial(openfileobject.read, 1024), b''):
do_something()
where chunk will contain up to 1024 bytes at a time from t...
Creating a Radial Menu in CSS
...le-factor: cos($skew-angle); // correction factor - see vimeo.com/98137613 from min 15
$off-angle: .125deg; // offset angle so we have a little space between menu items
// don't show the actual checkbox
input {
transform: translate(-100vw); // move offscreen
visibility: hidden; // avoid paint
}...
How do I read any request header in PHP
...18:
Meta-variables with names beginning with HTTP_ contain values read from the client request header fields, if the protocol used is HTTP. The HTTP header field name is converted to upper case, has all occurrences of - replaced with _ and has HTTP_ prepended to give the meta-variable name.
...
Are HTTPS URLs encrypted?
... are 3 of them - not versions, fields that each contain a version number!)
From https://www.ietf.org/rfc/rfc3546.txt:
3.1. Server Name Indication
[TLS] does not provide a mechanism for a client to tell a server
the name of the server it is contacting. It may be desirable for
clients to provi...
How to pretty print XML from the command line?
... an intermediate file? I.e., echo '<xml .. />' | xmllint --some-read-from-stdn-option?
– svidgen
Apr 18 '13 at 19:08
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How to print time in format: 2009‐08‐10 18:17:54.811
... time. I assume you mean the localtime call - it just reformats the output from gettimeofday.
– Chris
Nov 25 '19 at 21:49
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