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Grunt watch error - Waiting…Fatal error: watch ENOSPC
...me research found the solution. Run the below command.
echo fs.inotify.max_user_watches=524288 | sudo tee -a /etc/sysctl.conf && sudo sysctl -p
For Arch Linux add this line to /etc/sysctl.d/99-sysctl.conf:
fs.inotify.max_user_watches=524288
...
How to fix “Headers already sent” error in PHP
...ipt:line)
Some functions modifying the HTTP header are:
header / header_remove
session_start / session_regenerate_id
setcookie / setrawcookie
Output can be:
Unintentional:
Whitespace before <?php or after ?>
The UTF-8 Byte Order Mark specifically
Previous error messages or notices
...
In Java, how do I check if a string contains a substring (ignoring case)? [duplicate]
...(""))
return false;
Pattern p = Pattern.compile(needle,Pattern.CASE_INSENSITIVE+Pattern.LITERAL);
Matcher m = p.matcher(haystack);
return m.find();
}
example call:
String needle = "Need$le";
String haystack = "This is a haystack that might have a need$le in it.";
if( containsIgnoreCas...
Store a closure as a variable in Swift
...an example not sure if this is what you're after.
var completionHandler: (_ value: Float) -> ()
func printFloat(value: Float) {
print(value)
}
completionHandler = printFloat
completionHandler(5)
It simply prints 5 using the completionHandler variable declared.
...
How can I detect when an Android application is running in the emulator?
...NGERPRINT.startsWith("unknown")
|| Build.MODEL.contains("google_sdk")
|| Build.MODEL.contains("Emulator")
|| Build.MODEL.contains("Android SDK built for x86")
|| Build.BOARD == "QC_Reference_Phone" //bluestacks
|| Build.MANUFACTURER.contain...
Having a UITextField in a UITableViewCell
...ontents of the UITextField on the editingDidEnd event, set it up like so: [_field addTarget:self action:@selector(editingEnded:) forControlEvents:UIControlEventEditingDidEnd];.
– Corey Larson
Jul 19 '11 at 0:57
...
NoSql Crash Course/Tutorial [closed]
...oc.objType == "users") {
if (doc.age > 10) {
emit(doc._id, null)
}
}
}
That's all there really is to it.....it gets way more complex from there on the server end, as the server has to handle crashes, and multiple revisions of the same object, but this is just an exa...
Assign null to a SqlParameter
... for the ?: operator that explains the problem
Either the type of first_expression and second_expression must be the same, or an implicit conversion must exist from one type to the other.
share
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...
Referencing another schema in Mongoose
...you make your query, you can populate references like this:
Post.findOne({_id: 123})
.populate('postedBy')
.exec(function(err, post) {
// do stuff with post
});
share
|
improve this answer
...
How to get an MD5 checksum in PowerShell
...d($file)
$buf = New-Object byte[] (1024*1024*8) # 8 MB buffer
while (($read_len = $fd.Read($buf,0,$buf.length)) -eq $buf.length){
$total += $buf.length
$md5.TransformBlock($buf,$offset,$buf.length,$buf,$offset)
Write-Progress -Activity "Hashing File" `
-Status $file -percentComple...