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Implications of foldr vs. foldl (or foldl')
...gregate, Smalltalk's inject:into:, PHP's array_reduce, Mathematica's Fold, etc. Common Lisp's reduce defaults to left fold but there's an option for right fold.
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Is there a Python function to determine which quarter of the year a date is in?
...)//3 will give you the quarter (0 for first quarter, 1 for second quarter, etc -- add 1 if you need to count from 1 instead;-).
Originally two answers, multiply upvoted and even originally accepted (both currently deleted), were buggy -- not doing the -1 before the division, and dividing by 4 ins...
What is the difference between ExecuteScalar, ExecuteReader and ExecuteNonQuery?
...s typically used for SQL statements without results (e.g., UPDATE, INSERT, etc.).
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Android basics: running code in the UI thread
...ad used to dispatch calls to application components (activities, services, etc).
From the CommonsBlog:
You can call getMainExecutor() on Context to get an Executor that will execute its jobs on the main application thread. There are other ways of accomplishing this, using Looper and a custom E...
Submit a form using jQuery [closed]
... additional parameters you can add to the ajax() request to handle errors, etc.
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Grab a segment of an array in Java without creating a new array on heap
...itive types and helps manage slicing, position, conversion, byte ordering, etc.
If your bytes originate from a Stream, the NIO Buffers can use "direct mode" which creates a buffer backed by native resources. This can improve performance in a lot of cases.
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Why does HTML5 form-validation allow emails without a dot?
...With a lot of new domains available i.e(accountants[11], international[13] etc) and a potential max length of 63 the length value of the regex pattern should be {2, 63}.
– unasAquila
Dec 19 '14 at 23:41
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How to set a timer in android
...n is not currently running. For normal timing operations (ticks, timeouts, etc) it is easier and much more efficient to use Handler."
– Christopher Perry
Nov 5 '11 at 18:42
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How to pass data from 2nd activity to 1st activity when pressed back? - android
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This cannot be used for object (only string, boolean, etc)
– FindOut_Quran
Nov 5 '15 at 3:10
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What is the naming convention in Python for variable and function names?
...ific computing, where one often comes across well-known constants, tensors etc. that are denoted by capital letters.
– andreasdr
Oct 17 '14 at 20:00
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