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node and Error: EMFILE, too many open files
... number of files to open at once
fq.readdir('/Users/xaver/Downloads/xaver/xxx/xxx/', function(err, files) {
if(err) {
throw err;
}
files.forEach(function(file) {
fq.readFile('/Users/xaver/Downloads/xaver/xxx/xxx/' + file, function(err, data) {
// do something...
How to link a folder with an existing Heroku app
...project.heroku.com subdomain). Once you've done so, you can use the heroku xxxx commands (assuming you have the Heroku Toolbelt installed), and can push to Heroku as usual via git push heroku master. As a shortcut, if you're using the command line tool, you can type:
heroku git:remote -a project
...
git: fatal: Could not read from remote repository
... hint was helpful for me. Now I see that it's saying "Connection closed by XXX.XXX.XXX.X port 22".
– Ryan
Jan 9 '18 at 13:48
...
How do you usually Tag log entries? (android)
... to improve Yaniv answer
if you have the log in this format (filename.java:XX) xx line number you can link the shortcut the same way gets linked when there's an error, this way I can get direct to the line in question just by click on the logcat
I put this inside my extended Application so i can us...
How to check if a string is a valid date
...
This is pretty simple and good for enforcing a xx-xx-YYYY format
– n13
Nov 4 '13 at 12:02
...
clang: how to list supported target architectures?
...pc
ppc64, // PPC64: powerpc64, ppu
r600, // R600: AMD GPUs HD2XXX - HD6XXX
sparc, // Sparc: sparc
sparcv9, // Sparcv9: Sparcv9
systemz, // SystemZ: s390x
tce, // TCE (http://tce.cs.tut.fi/): tce
thumb, // Thumb: thumb, thumbv.*
x86, // X86: i[3-9]86
...
How to detect if a stored procedure already exists
...
if not exists (select * from dbo.sysobjects where id = object_id(N'[dbo].[xxx]') and OBJECTPROPERTY(id, N'IsProcedure') = 1)
BEGIN
CREATE PROCEDURE dbo.xxx
where xxx is the proc name
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impr...
ASP.NET MVC Ajax Error handling
... this chap broadcast.oreilly.com/2011/06/… : "Failing to realize that a 4xx error means I messed up and a 5xx means you messed up" - where I is the client and you is the server.
– Chris Nevill
Oct 7 '14 at 10:07
...
How to catch curl errors in PHP
...
$responseCode = curl_getinfo($ch, CURLINFO_HTTP_CODE);
/*
* 4xx status codes are client errors
* 5xx status codes are server errors
*/
if ($responseCode >= 400) {
return "HTTP Error: " . $responseCode;
}
return "No CURL or HTTP Error";
}
Tests:
curl...
How to output a multiline string in Bash?
...ding spaces). For example this:
if [ some test ]; then
cat <<- xx
line1
line2
xx
fi
Outputs indented text without the leading whitespace:
line1
line2
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