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How do I read CSV data into a record array in NumPy?
...o a record array, much in the way that R's read.table() , read.delim() , and read.csv() family imports data to R's data frame?
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Meaning of epsilon argument of assertEquals for double values
... The documentation says, "delta - the maximum delta between expected and actual for which both numbers are still considered equal." So I think that should be a <= not <.
– Andrew Cheong
Apr 16 '18 at 17:00
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How to hide command output in Bash
...gant for the end user. How do I hide the output when Bash is executing commands?
7 Answers
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jsonify a SQLAlchemy result set in Flask [duplicate]
...y.
"""
return [ item.serialize for item in self.many2many]
And now for views I can just do:
return jsonify(json_list=[i.serialize for i in qryresult.all()])
Hope this helps ;)
[Edit 2019]:
In case you have more complex objects or circular references, use a library like marshmallo...
How to append something to an array?
...to the length property. The interpreter does an amazing job at that itself and it will not make any difference in The Real World whether you optimize it away or not. If your array becomes so huge that optimizing .length would actually help, most probably an array is not the right data structure anym...
Why is Java's Iterator not an Iterable?
... one may obtain an iterator from an object to traverse over its elements - and there's no need to iterate over a single instance, which is what an iterator represents.
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How does git compute file hashes?
... | shasum
8ab686eafeb1f44702738c8b0f24f2567c36da6d
Source: http://alblue.bandlem.com/2011/08/git-tip-of-week-objects.html
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Making 'git log' ignore changes for certain paths
...now (git 1.9/2.0, Q1 2014) with the introduction pathspec magic :(exclude) and its short form :! in commit ef79b1f and commit 1649612, by
Nguyễn Thái Ngọc Duy (pclouds), documentation can be found here.
You now can log everything except a sub-folder content:
git log -- . ":(exclude)sub"
git lo...
PHP - Check if two arrays are equal
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$arraysAreEqual = ($a == $b); // TRUE if $a and $b have the same key/value pairs.
$arraysAreEqual = ($a === $b); // TRUE if $a and $b have the same key/value pairs in the same order and of the same types.
See Array Operators.
EDIT
The inequality operator is != whil...
Creating a favicon [closed]
... I discovered I needed more than 10 kinds of files to work in all browsers and devices :(
I got pissed and created my own favicon generator, that creates all these files and the correct HTML header for each one of them: faviconit.com
Hope you enjoy it.
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