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Checking from shell script if a directory contains files
...xCraft's article posted in 2007. Add 2>/dev/null to suppress the output error "No such file or directory".
See also Andrew Taylor's answer (2008) and gr8can8dian's answer (2011).
if [ -n "$(ls -A your/dir 2>/dev/null)" ]
then
echo "contains files (or is a file)"
else
echo "empty (or does ...
How to Flatten a Multidimensional Array?
...rge', []) (notice the empty array) returns null and triggers a php warning error. It's a slick solution if you know for a fact your array won't be empty, but that's not a common assumption many can make.
– goat
Jan 15 '15 at 6:42
...
Sending emails in Node.js? [closed]
...de.js New world for me</b>"
}
smtpTransport.sendMail(mail, function(error, response){
if(error){
console.log(error);
}else{
console.log("Message sent: " + response.message);
}
smtpTransport.close();
});
...
iOS app with framework crashed on device, dyld: Library not loaded, Xcode 6 Beta
...
This only solved on debugging mode. Error will again occur when you archive or build a project
– Saad Ur Rehman
Dec 9 '14 at 10:24
14
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Maximum size of a element
...
I've ran into out of memory errors on Firefox with canvas heights greater than 8000, chrome seems to handle much higher, at least to 32000.
EDIT: After running some more tests, I've found some very strange errors with Firefox 16.0.2.
First, I seem to...
How do you effectively model inheritance in a database?
... to confusion. "TPT" is supertype-subtype. "TPH" is Unnormalised, a gross error. "TPH" is even less Normalised, another gross error.
– PerformanceDBA
Nov 10 '10 at 21:33
45
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How to show google.com in an iframe?
...L(data.query.results.resources.content);
else if (data && data.error && data.error.description) loadHTML(data.error.description);
else loadHTML('Error: Cannot load ' + url);
};
var loadURL = function (src) {
url = src;
var script = document.createElement('script');
...
Table is marked as crashed and should be repaired
I am getting this error in wordpress phpMyadmin
6 Answers
6
...
How do I send a JSON string in a POST request in Go
...
Can this be updated to gather / inspect all it's errors? This is (for me, at least) the top result on google for making post requests in Go, and it's a good answer, but I see a ton of example code that just ignores errors, and I think it encourages bad practice in newbies. ...
How do I install Python OpenCV through Conda?
...OpenCV, but am running into an issue where when I type import cv I get the error DLL load failed: The specified module could not be found. I was wondering if you ran into this issue during your install.
– cogle
Dec 26 '14 at 6:18
...