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TCP vs UDP on video stream
I just came home from my exam in network-programming, and one of the question they asked us was "If you are going to stream video, would you use TCP or UDP? Give an explanation for both stored video and live video-streams" . To this question they simply expected a short answer of TCP for stored vid...
make arrayList.toArray() return more specific types
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What if we have ArrayList<Animal> and it contains Dog and Cat types that extend Animal? Seems like it would fail if the first element is Dog and the next is Cat. It sees the first element, creates an array of type Dog, adds the dog then tries to add the cat a...
get NSDate today, yesterday, this Week, last Week, this Month, last Month… variables
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Adapted from the Date and Time Programming Guide:
// Right now, you can remove the seconds into the day if you want
NSDate *today = [NSDate date];
// All intervals taken from Google
NSDate *yesterday = [today dateByAddingTimeInterval: -86400.0];...
Catch Ctrl-C in C
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With a signal handler.
Here is a simple example flipping a bool used in main():
#include <signal.h>
static volatile int keepRunning = 1;
void intHandler(int dummy) {
keepRunning = 0;
}
// ...
int main(void) {
signal(SIG...
Scala downwards or decreasing for loop?
... answered Apr 11 '10 at 15:37
Randall SchulzRandall Schulz
25.5k44 gold badges5757 silver badges8181 bronze badges
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How to get UTF-8 working in Java webapps?
... JSP, no framework used) to support äöå etc. for regular Finnish text and Cyrillic alphabets like ЦжФ for special cases.
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Mockito: InvalidUseOfMatchersException
I have a command line tool that performs a DNS check. If the DNS check succeeds, the command proceeds with further tasks. I am trying to write unit tests for this using Mockito. Here's my code:
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How to undo a git merge with conflicts
I am on branch mybranch1 . mybranch2 is forked from mybranch1 and changes were made in mybranch2 .
6 Answers
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Ruby: Change negative number to positive number?
...te value then this is definitely the better way.
– Brandon Bodnar
Mar 19 '10 at 22:41
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Is there a simple way to remove multiple spaces in a string?
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This solution only handles single space characters. It wouldn't replace a tab or other whitespace characters handled by \s like in nsr81's solution.
– Taylor Leese
Oct 9 '09 at 22:21
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