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C: Run a System Command and Get Output? [duplicate]
...ed to run command\n" );
exit(1);
}
/* Read the output a line at a time - output it. */
while (fgets(path, sizeof(path), fp) != NULL) {
printf("%s", path);
}
/* close */
pclose(fp);
return 0;
}
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Download multiple files as a zip-file using php
...rking example of making ZIPs in PHP:
$zip = new ZipArchive();
$zip_name = time().".zip"; // Zip name
$zip->open($zip_name, ZipArchive::CREATE);
foreach ($files as $file) {
echo $path = "uploadpdf/".$file;
if(file_exists($path)){
$zip->addFromString(basename($path), file_get_contents($...
Creating a temporary directory in Windows?
...does return an error when you attempt to create a directory for the second time. Here is what I use:
[DllImport(@"kernel32.dll", EntryPoint = "CreateDirectory", SetLastError = true, CharSet = CharSet.Unicode)]
[return: MarshalAs(UnmanagedType.Bool)]
private static extern bool CreateDire...
Can iterators be reset in Python?
...tor from the start" (very lightweight and low-overhead) can be made at any time with iter(L), and used in part or in whole without affecting new or existing ones; other access patterns are also easily available.
As several answers rightly remarked, in the specific case of csv you can also .seek(0) ...
Visual Studio Editor does not underline errors anymore
... Dude... I just figured this out. That's spooky as hell sometimes.
– Maxime Rouiller
Dec 18 '15 at 13:58
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How do I trim leading/trailing whitespace in a standard way?
Is there a clean, preferably standard method of trimming leading and trailing whitespace from a string in C? I'd roll my own, but I would think this is a common problem with an equally common solution.
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Useful GCC flags for C
...e compiler detects that code will never be executed*.
Those marked * sometimes give too many spurious warnings, so I use them on as-needed basis.
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How can I configure the font size for the tree item in the package explorer in Eclipse?
...ern versions of eclipse. It must have been a great answer at some point in time, but this site is not a good fit for evolving Q&A for new versions of software. See other answers below, they vary a bit by OS flavor!
– matanster
Feb 3 '15 at 16:17
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What do people find difficult about C pointers? [closed]
...r));
In six months, when I have to maintain this code, I will spend more time trying to figure out what all this means than rewriting from the ground up.
(yeah, probably got that syntax wrong -- it's been a while since I've done anything in C. I kinda miss it, but then I'm a bit of a massochist)
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Return a value if no rows are found in Microsoft tSQL
Using a Microsoft version of SQL, here's my simple query. If I query a record that doesn't exist then I will get nothing returned. I'd prefer that false (0) is returned in that scenario. Looking for the simplest method to account for no records.
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