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Python (and Python C API): __new__ versus __init__
The question I'm about to ask seems to be a duplicate of Python's use of __new__ and __init__? , but regardless, it's still unclear to me exactly what the practical difference between __new__ and __init__ is.
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How to remove convexity defects in a Sudoku square?
...ge using OpenCV (as in Google goggles etc). And I have completed the task, but at the end I found a little problem for which I came here.
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How to search for a string in text files?
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The reason why you always got True has already been given, so I'll just offer another suggestion:
If your file is not too large, you can read it into a string, and just use that (easier and often faster than reading and checking line per line):
with open('example.txt') ...
How do I perform an IF…THEN in an SQL SELECT?
...ons of SQL Server.
SELECT CAST(
CASE
WHEN Obsolete = 'N' or InStock = 'Y'
THEN 1
ELSE 0
END AS bit) as Saleable, *
FROM Product
You only need to do the CAST if you want the result as a Boolean value. If you are hap...
Variable declaration in a C# switch statement [duplicate]
Why is it that in a C# switch statement, for a variable used in multiple cases, you only declare it in the first case?
7 An...
What does ':' (colon) do in JavaScript?
I'm learning JavaScript and while browsing through the jQuery library I see : (colon) being used a lot. What is this used for in JavaScript?
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MySQL foreign key constraints, cascade delete
...e foreign keys to keep the integrity and avoid orphans (I already use innoDB).
3 Answers
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IntelliJ: Working on multiple projects
We build in maven multiple projects (let's name them A,B,C). Project A uses .jar of project B which uses .jar of project C.
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How to read a text file into a list or an array with Python
...d the lines of a text file into a list or array in python. I just need to be able to individually access any item in the list or array after it is created.
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Convert number to month name in PHP
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The recommended way to do this:
Nowadays, you should really be using DateTime objects for any date/time math. This requires you to have a PHP version >= 5.2. As shown in Glavić's answer, you can use the following:
$monthNum = 3;
$dateObj = DateTime::createFromFormat('!m', $mon...