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Suppress command line output
... invocation to this:
taskkill /im "test.exe" /f >nul 2>&1
and all will be better.
That works because stdout is file descriptor 1, and stderr is file descriptor 2 by convention. (0 is stdin, incidentally.) The 2>&1 copies output file descriptor 2 from the new value of 1, which wa...
looping through an NSMutableDictionary
How do I loop through all objects in a NSMutableDictionary regardless of the keys?
6 Answers
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Xcode changes unmodified storyboard and XIB files
...ument based on the logical tree structure, clears the storyboard file and calls XMLDataWithOptions: to fill the file again. Because sets do not preserve the order of their elements, even the slightest modification could change the whole storyboard XML file.
Why does the class tag disappear or reappe...
UDP vs TCP, how much faster is it? [closed]
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There are actually many cases where TCP is actually faster than UDP. See my answer below.
– Robert S. Barnes
Feb 15 '11 at 6:53
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How to list files in a directory in a C program?
...le for POSIX compliant systems :
/*
* This program displays the names of all files in the current directory.
*/
#include <dirent.h>
#include <stdio.h>
int main(void) {
DIR *d;
struct dirent *dir;
d = opendir(".");
if (d) {
while ((dir = readdir(d)) != NULL) {
pri...
How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?
...ction accepts a second optional argument, context. $x(xpath, context) This allows you to select a particular iframe content, for example, and run an xpath query against it. So for the first iframe: myframe = document.getElementsByTagName("iframe")[0].contentWindow.document.body; #to xpath query that...
How can I use grep to show just filenames on Linux?
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Nice, I personally like using this with other flags grep -nrl "some text" . when looking for text in a set of subfolders recursively
– openwonk
Jun 25 '19 at 6:33
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How to create a remote Git repository from a local one?
...tracker for your local repository (git remote add origin URL), and then locally you just say git push origin master. Now any other repository can pull from the remote repository.
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Redis is single-threaded, then how does it do concurrent I/O?
...n how you define concurrency.
In server-side software, concurrency and parallelism are often considered as different concepts. In a server, supporting concurrent I/Os means the server is able to serve several clients by executing several flows corresponding to those clients with only one computatio...
How do I get the file name from a String containing the Absolute file path?
...\Hello\\AnotherFolder\\The File Name.PDF");
String file = p.getFileName().toString();
Note that splitting the string on \\ is platform dependent as the file separator might vary. Path#getName takes care of that issue for you.
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