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Node.js: what is ENOSPC error and how to solve?
...Run the below command to avoid ENOSPC:
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
Then execute:
sysctl --system
This will also persist acr...
iPad keyboard will not dismiss if modal ViewController presentation style is UIModalPresentationForm
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edited Jan 24 '19 at 19:55
Greg Brown
2,7982222 silver badges3636 bronze badges
answered M...
Can you attach Amazon EBS to multiple instances?
...S and EBS is that they provide different abstractions: EFS exposes the NFSv4 protocol, whereas EBS provides raw block IO access.
Below you'll find my original explanation as to why it's not possible to safely mount a raw block device on multiple machines.
ORIGINAL POST (2011):
Even if you wer...
How can I count the occurrences of a list item?
... only want one item's count, use the count method:
>>> [1, 2, 3, 4, 1, 4, 1].count(1)
3
Don't use this if you want to count multiple items. Calling count in a loop requires a separate pass over the list for every count call, which can be catastrophic for performance. If you want to count...
How do I create directory if none exists using File class in Ruby?
...
154
You can use FileUtils to recursively create parent directories, if they are not already present:...
Preview an image before it is uploaded
...
}
reader.readAsDataURL(input.files[0]); // convert to base64 string
}
}
$("#imgInp").change(function() {
readURL(this);
});
<script src="https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js"></script>
<form runat="server">
<input type=...
Diff files present in two different directories
...
432
You can use the diff command for that:
diff -bur folder1/ folder2/
This will output a recur...
C# listView, how do I add items to columns 2, 3 and 4 etc?
...
There are several ways to do it, but here is one solution (for 4 columns).
string[] row1 = { "s1", "s2", "s3" };
listView1.Items.Add("Column1Text").SubItems.AddRange(row1);
And a more verbose way is here:
ListViewItem item1 = new ListViewItem("Something");
item1.SubItems.Add("SubItem...
Autoincrement VersionCode with gradle extra properties
... versionCode code
versionName "1.1"
minSdkVersion 14
targetSdkVersion 18
}
}
else {
throw new GradleException("Could not read version.properties!")
}
// rest of android block goes here
}
This code expects an existing version.prop...