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Python Empty Generator Function
... list(f())
[None]
Why not just use iter(())?
This question asks specifically about an empty generator function. For that reason, I take it to be a question about the internal consistency of Python's syntax, rather than a question about the best way to create an empty iterator in general.
If ques...
Haml: Control whitespace around text
...t;a href='thing'>here</a>.
precede:
= precede '*' do
%span.small Not really
Produces:
*<span class='small'>Not really</span>
To answer the original question:
I will first
= succeed ',' do
= link_to 'link somewhere', 'http://example.com'
- if @condition
then render...
How to @link to a Enum Value using Javadoc
... I like @see but sometimes you need special cases. For example, my orders have an isWithdrawn() method, and I specifically say @return true if the status of this order is equal to OrderStatus#WITHDRAWN, false otherwise
– corsiKa
Oct 3 '13 at 17:21
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Accessing nested JavaScript objects and arays by string path
...this based on some similar code I already had, it appears to work:
Object.byString = function(o, s) {
s = s.replace(/\[(\w+)\]/g, '.$1'); // convert indexes to properties
s = s.replace(/^\./, ''); // strip a leading dot
var a = s.split('.');
for (var i = 0, n = a.length; i...
Detect Safari browser
...rAgent);
It uses negative look-arounds and it excludes Chrome, Edge, and all Android browsers that include the Safari name in their user agent.
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Where do I find old versions of Android NDK? [closed]
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@stoiczek: The older NDKs didn't have all the builds the newer do. r8b probably didn't have 64-bit darwin build.
– Jan Hudec
Jan 9 '14 at 8:26
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Entity Framework with NOLOCK
...a transaction and set the isolation level to read uncommited. This essentially does the same as NOLOCK, but instead of doing it on a per table basis, it will do it for everything within the scope of the transaction.
If that sounds like what you want, here's how you could go about doing it...
//de...
Pass complex parameters to [Theory]
... InlineData attributes, and xUnit will generate many tests, and test them all.
8 Answers
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Clojure: reduce vs. apply
... the ultimate result returned) for associative functions which need to see all their arguments in the variable-arity case. When they are result-wise equivalent, I'd say that apply is always perfectly idiomatic, while reduce is equivalent -- and might shave off a fraction of a blink of an eye -- in a...
What's the difference between eval, exec, and compile?
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The short answer, or TL;DR
Basically, eval is used to evaluate a single dynamically generated Python expression, and exec is used to execute dynamically generated Python code only for its side effects.
eval and exec have these two differences:
eval accep...