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Difference between map and collect in Ruby?
...ements in an array can be retrieved with count, length, or size. Different words for the same attribute of an array, but by this, Ruby enables you to pick the most appropriate word for your code: do you want the number of items you're collecting, the length of an array, or the current size of the st...
python's re: return True if string contains regex pattern
...
import re
word = 'fubar'
regexp = re.compile(r'ba[rzd]')
if regexp.search(word):
print 'matched'
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How to match “anything up until this sequence of characters” in a regular expression?
... Thanks, but your one does include the abc in the match. In other words the resulting match is "whatever whatever something abc".
– callum
Aug 19 '11 at 17:05
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Create nice column output in python
..., ['aaaaaaaaaa', 'b', 'c'], ['a', 'bbbbbbbbbb', 'c']]
col_width = max(len(word) for row in data for word in row) + 2 # padding
for row in data:
print "".join(word.ljust(col_width) for word in row)
a b c
aaaaaaaaaa b c
a bbb...
How can an html element fill out 100% of the remaining screen height, using css only?
...ide <html> because <html> had height already earlier. In other words, we are tricking browser to "bump" <html> off the table, so we could style independently.
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postgres default timezone
...sely following the SQL standard, use the SET TIME ZONE command. Notice two words for "TIME ZONE" where the code above uses a single word "timezone".
SET TIME ZONE 'UTC';
The doc explains the difference:
SET TIME ZONE extends syntax defined in the SQL standard. The standard allows only numeric...
What is the naming convention in Python for variable and function names?
... 8: Function and Variable Names:
Function names should be lowercase, with words separated by underscores as necessary to improve readability.
Variable names follow the same convention as function names.
mixedCase is allowed only in contexts where that's already the prevailing style (e.g. threading....
What is the use of Enumerable.Zip extension method in Linq?
... the MSDN article on the method:
int[] numbers = { 1, 2, 3, 4 };
string[] words = { "one", "two", "three" };
var numbersAndWords = numbers.Zip(words, (first, second) => first + " " + second);
foreach (var item in numbersAndWords)
Console.WriteLine(item);
// This code produces the followin...
How to keep keys/values in same order as declared?
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from collections import OrderedDict
OrderedDict((word, True) for word in words)
contains
OrderedDict([('He', True), ('will', True), ('be', True), ('the', True), ('winner', True)])
If the values are True (or any other immutable object), you can also use:
OrderedDict.f...
C# '@' before a String [duplicate]
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It also means you can use reserved words as variable names
say you want a class named class, since class is a reserved word, you can instead call your class class:
IList<Student> @class = new List<Student>();
...