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Is errno thread-safe?
...it safe to check errno value after some calls or use perror() in multi-threaded code. Is this a thread safe variable? If not, then whats the alternative ?
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How to check that a string is a palindrome using regular expressions?
...cial "accepting" nodes and one node is the "start" node. As each letter is read from a given word we traverse the given edge in the machine. If we end up in an accepting state then we say that the machine "accepts" that word.
A regular expression can always be translated into an equivalent finite s...
How to check if activity is in foreground or in visible background?
...ancestor for your Activities if you'd like to, but if
your activity is already extended from MapActivity/ListActivity etc.
you still need to write the following by hand):
@Override
protected void onResume() {
super.onResume();
MyApplication.activityResumed();
}
@Override
protected void on...
Dispelling the UIImage imageNamed: FUD
...ainly use ImageNamed in your code. Now, for posterity's sake:
The sister thread on the Apple Dev Forums received some better traffic. Specifically Rincewind added some authority.
There are issues in iPhone OS 2.x where the imageNamed: cache would not be cleared, even after a memory warning. At the ...
PHP foreach change original array values
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Glad it helped. Also, I recommend to read the article I linked, and also the official documentation for foreach ( php.net/manual/ro/control-structures.foreach.php )
– Vlad Preda
Feb 22 '13 at 12:57
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What is the difference between map and flatMap and a good use case for each?
... Thanks for writing it up, this is the best explanation I have read to distinguish the difference between the same
– Rajiv
Nov 2 '18 at 7:02
add a comment
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Why is `std::move` named `std::move`?
...intent of this naming is not to confuse, but rather to make your code more readable.
The history of move dates back to the original move proposal in 2002. This paper first introduces the rvalue reference, and then shows how to write a more efficient std::swap:
template <class T>
void
swap(T...
Managing large binary files with Git
...
I just found this page. It reads that now git annex is available on Windows as well. If anyone has ever tested it in Windows, I'd like to hear about his or her experience!
– Kouichi C. Nakamura
Mar 5 '15 at 3:47
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How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
...you don't need to explicitly install JSTL at all. Normal Java EE servers already provide JSTL out the box. In other words, you don't need to add JSTL to pom.xml nor to drop any JAR/TLD files in webapp. Solely the provided scoped Java EE coordinate is sufficient:
<dependency>
<groupId&g...
How to make a PHP SOAP call using the SoapClient class
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read this;-
http://php.net/manual/en/soapclient.call.php
Or
This is a good example, for the SOAP function "__call".
However it is deprecated.
<?php
$wsdl = "http://webservices.tekever.eu/ctt/?wsdl";
$int_zona =...