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Do browsers send “\r\n” or “\n” or does it depend on the browser?
...hat to do with the contents of a TEXTAREA. (See, for instance, this thread from an HTML working group about the issue.)
Here's a quote from the HTTP/1.1 spec about message headers:
The line terminator for message-header fields is the sequence CRLF. However, we recommend that applications, when ...
How to kill zombie process
... If the zombie is a dead process (already killed), how I remove it from the output of ps aux?
– MOHAMED
Jun 5 '13 at 16:19
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Python extending with - using super() Python 3 vs Python 2
...d to do super(self.__class__, self), but that is wrong. If Class2 inherits from Class1 and Class1 calls super(self.__class__, self).__init__(), Class1's __init__ will then call itself when instantiating an instance of Class2.
– jpmc26
Jul 15 '15 at 18:10
...
Suppress command line output
...0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which was just redirected to the null device.
This syntax is (loosely) borrowed from many Unix shells, but you do have to be careful because there are subtle differences between the shell syntax and ...
Rails :dependent => :destroy VS :dependent => :delete_all
...te_all is made directly in your application and deletes by SQL :
DELETE * FROM users where compagny_id = XXXX
With the :destroy, there is an instantiation of all of your children. So, if you can't destroy it or if each has their own :dependent, its callbacks can be called.
...
What is the purpose of XORing a register with itself? [duplicate]
...he big picture it's faster. There are fewer bytes that have to be fetched from RAM.
– Loren Pechtel
Dec 7 '09 at 0:21
12
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How do I create an empty array/matrix in NumPy?
...
A NumPy array is a very different data structure from a list and is designed to be used in different ways. Your use of hstack is potentially very inefficient... every time you call it, all the data in the existing array is copied into a new one. (The append function will h...
'any' vs 'Object'
...ember
c.doSomething(); // Error: c neither has doSomething nor inherits it from Object
and why
a.toString(); // Ok: whatever, dude, have it your way
b.toString(); // Ok: toString is defined in Object
c.toString(); // Ok: c inherits toString from Object
So Object and {} are equivalents in TypeSc...
Analyze audio using Fast Fourier Transform
...wer level for all frequencies. The rest of your coefficients will count up from 0 in multiples of 172 Hz until you get to 128. In an FFT, you only can measure frequencies up to half your sample points. Read these links on the Nyquist Frequency and Nyquist-Shannon Sampling Theorem if you are a glutto...
Print all day-dates between two dates [duplicate]
...
I came up with this:
from datetime import date, timedelta
sdate = date(2008, 8, 15) # start date
edate = date(2008, 9, 15) # end date
delta = edate - sdate # as timedelta
for i in range(delta.days + 1):
day = sdate + timedelta(da...