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How can I remove all text after a character in bash?
...rrectly, this would work:
echo "Hello: world" | cut -f1 -d":"
This will convert "hello: world" into "hello".
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Why doesn't list have safe “get” method like dictionary?
...
The best thing you can do is to convert the list into a dict and then access it with the get method:
>>> my_list = ['a', 'b', 'c', 'd', 'e']
>>> my_dict = dict(enumerate(my_list))
>>> print my_dict
{0: 'a', 1: 'b', 2: 'c', 3: 'd'...
Python: One Try Multiple Except
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If for example you have to convert multiple versions of a data structure to a new structure, when updating versions of code for example, you can nest the try..excepts.
– Rolf of Saxony
Dec 4 '15 at 14:00
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How to create dictionary and add key–value pairs dynamically?
...es will be coerced to a string when used as a key. E.g. a Date object gets converted to its string representation:
dict[new Date] = "today's value";
console.log(dict);
// => {
// "Sat Nov 04 2016 16:15:31 GMT-0700 (PDT)": "today's value"
// }
Note however that this doesn't necessarily...
Unable to find specific subclass of NSManagedObject
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Seems like Apple forgot to fully convert it to the swift .. dont know why but this fixed it for me pretty gently
– Jiří Zahálka
Nov 30 '14 at 0:32
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MySQL: @variable vs. variable. What's the difference?
... declare the local variables:
DELIMITER //
CREATE PROCEDURE prc_test (var INT)
BEGIN
DECLARE var2 INT;
SET var2 = 1;
SELECT var2;
END;
//
DELIMITER ;
These variables are not prepended with any prefixes.
The difference between a procedure variable and a session-specific user-defined ...
Repeat string to certain length
...epeat_to_length(string_to_expand, length):
return (string_to_expand * (int(length/len(string_to_expand))+1))[:length]
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Should I store entire objects, or pointers to objects in containers?
...ntire program all at once if you decide that an object container should be converted to a pointer container. This might be the case under some designs. In that case, it is a fragile design. In that case, don't blame your problem on "weakness" of object containers.
– allyourcode...
How to create streams from string in Node.Js?
...s answer is probably better.
My old answer text is preserved below.
To convert a string to a stream, you can use a paused through stream:
through().pause().queue('your string').end()
Example:
var through = require('through')
// Create a paused stream and buffer some data into it:
var stream...
How to increment datetime by custom months in python without using library [duplicate]
...ativedelta
date_after_month = datetime.today()+ relativedelta(months=1)
print 'Today: ',datetime.today().strftime('%d/%m/%Y')
print 'After Month:', date_after_month.strftime('%d/%m/%Y')
Output:
Today: 01/03/2013
After Month: 01/04/2013
A word of warning: relativedelta(months=1) and re...