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How to prompt for user input and read command-line arguments [closed]
... a) can accept user input and how do I make it b) read in arguments if run from the command line?
12 Answers
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Understanding generators in Python
... 34]
This code uses itertools.islice to take a finite number of elements from an infinite stream. You are advised to have a good look at the functions in the itertools module, as they are essential tools for writing advanced generators with great ease.
† About Python <=2.6: in the abo...
Get string between two strings in a string
...per exemple of string key : text I want to keep - end of my string";
int pFrom = St.IndexOf("key : ") + "key : ".Length;
int pTo = St.LastIndexOf(" - ");
String result = St.Substring(pFrom, pTo - pFrom);
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How do you detect where two line segments intersect? [closed]
...uct v × w to be vx wy − vy wx.
Suppose the two line segments run from p to p + r and from q to q + s. Then any point on the first line is representable as p + t r (for a scalar parameter t) and any point on the second line as q + u s (for a scalar parameter u).
The two line...
Zero-based month numbering [closed]
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The use of zero to start counting is actually an optimization trick from Assembly programmers. Instead of assigning 1 to the count register, they XOR'ed the register with itself, which was slightly faster in CPU cycles. This meant that counting would start with 0 and would always be up to the...
Setting element of array from Twig
How can I set member of an already existing array from Twig?
10 Answers
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Prevent errors from breaking / crashing gulp watch
I'm running gulp 3.6.2 and have the following task that was set up from a sample online
8 Answers
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When are you truly forced to use UUID as part of the design?
...sions:
Version 4 UUIDs are essentially just 16 bytes of randomness pulled from a cryptographically secure random number generator, with some bit-twiddling to identify the UUID version and variant. These are extremely unlikely to collide, but it could happen if a PRNG is used or if you just happen t...
Convert date to datetime in Python
... for the time, you create a datetime.time object initialized to midnight.
from datetime import date
from datetime import datetime
dt = datetime.combine(date.today(), datetime.min.time())
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Remove all whitespace in a string
I want to eliminate all the whitespace from a string, on both ends, and in between words.
10 Answers
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