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What is the explicit promise construction antipattern and how do I avoid it?
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The deferred antipattern (now explicit-construction anti-pattern) coined by Esailija is a common anti-pattern people who are new to promises make, I've made it myself when I first used promises. The problem with the above code is that is fails to util...
What are the differences between “=” and “
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median((x = 1 : 10))
But also:
if (! (nf = length(from))) return()
Now you might object that such code is atrocious (and you may be right). But I took this code from the base::file.copy function (replacing <- with =) — it’s a pervasive pattern in much of the core R codebase.
The ori...
What exactly is Java EE?
I have been doing Java SE for some years now and moving on to Java EE. However, I have some trouble understanding some aspects of Java EE.
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CSS fixed width in a span
...f2">The active goldfish</div><div class="f3"></div>
Now I see you need to use spans and lists, so we need to rewrite this a little bit:
<html><head>
<style type="text/css">
span.f1 { display: block; float: left; clear: left; width: 60px; }
li { l...
What exactly is Type Coercion in Javascript?
...typed languages are the scourge of the programming world. However, if you know what you are doing, it can make for shorter, more flexible code.
– Crayon Violent
Nov 11 '13 at 21:06
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Android “Only the original thread that created a view hierarchy can touch its views.”
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The Painless Threading article at that link is now a 404. Here is a link to an (older?) blog piece on Painless Threading - android-developers.blogspot.com/2009/05/painless-threading.html
– Tony Adams
Jul 18 '13 at 18:14
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Reset C int array to zero : the fastest way?
...ould be a trap representation). But in any case, the TC is supposed to acknowledge and replace defective text, so as of 2004 we should act as if C99 always contained this text.
– M.M
May 29 '15 at 11:02
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Not showing placeholder for input type=“date” field
...n. :D I hope soon HTML5 or HTML6 will allow placeholders in dates. But for now, this is a very good work around. :D
– jehzlau
Aug 1 '17 at 23:51
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How to edit log message already committed in Subversion?
... +1 for giving the command directly :-) apache.org was down right now and I couldn't follow any given link...
– Rafa
Jan 10 '11 at 16:23
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How do I catch a numpy warning like it's an exception (not just for testing)?
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To add a little to @Bakuriu's answer:
If you already know where the warning is likely to occur then it's often cleaner to use the numpy.errstate context manager, rather than numpy.seterr which treats all subsequent warnings of the same type the same regardless of where they occ...