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UIView Infinite 360 degree rotation animation?
...low but for newer programmers and new projects, Apple now warns users away from these methods in the Docs & @Nate code uses the block based animations that Apple now prefers
– PaulWoodIII
May 15 '13 at 4:46
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Multiple columns index when using the declarative ORM extension of sqlalchemy
... SQSAlchemy, trying to figure out a how to substitute mytable.c.somecol.
from sqlalchemy import Index
Index('someindex', mytable.c.somecol.desc())
We can just use the model property and call .desc() on it:
from flask_sqlalchemy import SQLAlchemy
db = SQLAlchemy()
class GpsReport(db.Model):
...
CGContextDrawImage draws image upside down when passed UIImage.CGImage
...DrawImage would be drawing my image upside down? I am loading an image in from my application:
18 Answers
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Is there a way to escape a CDATA end token in xml?
...ed JavaScript which removes spaces, you could be accessing a field by name from an array of names by index, such as "if(fields[fieldnames[0]]>3)" and now you have to change it to "if(fields[fieldnames[0]]]]><![CDATA[>3)", which defeats of purpose of using CDATA to make it more readable, ...
How to get the python.exe location programmatically? [duplicate]
...a handle of the python interpreter so I can pass a script file to execute (from an external application).
3 Answers
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Representing graphs (data structure) in Python
How can one neatly represent a graph in Python ? (Starting from scratch i.e. no libraries!) What data structure (e.g. dicts/tuples/dict(tuples)) will be fast but also memory efficient? One must be able to do various graph operations on it.
As pointed out, the various graph representations...
Clang optimization levels
...-loop-accesses -loop-distribute -loop-vectorize -loop-load-elim -alignment-from-assumptions -strip-dead-prototypes -loop-sink -instsimplify -div-rem-pairs -verify -ee-instrument -early-cse -lower-expect
clang adds : -momit-leaf-frame-pointer
clang drops : -mdisable-fp-elim -mrelax-all
-O2 is based...
How to count certain elements in array?
...t later will have to spend some time to check what it does, and lose focus from their task. An abstraction is far superior: const count = countItems(array, 2); and the implementation details can be argued inside.
– joeytwiddle
Jul 14 '16 at 5:37
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Algorithm to detect corners of paper sheet in photo
...of a rush, so the code needs some errr...decoding...
I'll give a few tips from what I've seen you doing already, and then sort my code on my day off tomorrow.
First tip, OpenCV and python are awesome, move to them as soon as possible. :D
Instead of removing small objects and or noise, lower the c...
How to open a file for both reading and writing?
...r you explain why seek and truncate is used here. Most of the readers come from google and do copy-paste.
– Shiplu Mokaddim
Mar 13 '19 at 10:58
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