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Why not be dependently typed?
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Yes, that paper does go most of the way to showing how to make types dependent on type-level stuff (and to eliminate the type/kind distinction). A plausible follow-up, already under discussion, is to permit actual dependent function types, b...
Why can't I forward-declare a class in a namespace using double colons?
Why do I have to do this?:
5 Answers
5
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Convert a Scala list to a tuple?
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You can't do this in a typesafe way. Why? Because in general we can't know the length of a list until runtime. But the "length" of a tuple must be encoded in its type, and hence known at compile time. For example, (1,'a',true) has the ...
ArrayList initialization equivalent to array initialization [duplicate]
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Why do people never mention correct import/include/require statement in their posts?
– Tomáš Zato - Reinstate Monica
Feb 9 '16 at 20:58
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How can I multiply and divide using only bit shifting and adding?
...ting. If I recall correctly, modern processors, if pipelined properly, can do multiplication just about as fast as addition, by messing with the utilization of the ALUs (arithmetic units) in the processor.
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getExtractedText on inactive InputConnection warning on android
...ion
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I/Choreographer(20010): Skipped 30 frames! The application may be doing too much work on its main thread.
My situation:
I have an EditText view the user types into. The EditText gets cleared when user presses a button. Lots of inactive InputConnection entries stream out when I rapidly pre...
JavaScript and Threads
Is there some way to do multi-threading in JavaScript?
13 Answers
13
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Catch a thread's exception in the caller thread in Python
... as you make sure that run() completes right after the exception (which it does in this simple example). Then you simply re-raise the exception after (or during) t.join(). There are no synchronization problems because join() makes sure the thread has completed. See answer by Rok Strniša below stack...
Correct way to use StringBuilder in SQL
...ents for, but also against; see note at the end of this answer), better to do it properly (here I'm assuming there aren't actually quotes around id2 and table):
StringBuilder sb = new StringBuilder(some_appropriate_size);
sb.append("select id1, ");
sb.append(id2);
sb.append(" from ");
sb.append(tab...
ASP.NET MVC RequireHttps in Production Only
... builds on your development workstation, but conditional compilation could do the job...
#if !DEBUG
[RequireHttps] //apply to all actions in controller
#endif
public class SomeController
{
//... or ...
#if !DEBUG
[RequireHttps] //apply to this action only
#endif
public ActionResult Som...