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In mongoDb, how do you remove an array element by its index?
...he comments this approach is not atomic and can cause some race conditions if other clients read and/or write between the two operations. If we need the operation to be atomic, we could:
Read the document from the database
Update the document and remove the item in the array
Replace the document i...
How to get record created today by rails activerecord?
...
Post.where(created_at: Time.zone.now.beginning_of_day..Time.zone.now.end_of_day)
PS: This answer has been modified as answer by Harish Shetty was better than mine. As my answer is accepted one. I have updated this answer for community support
...
How do you configure an OpenFileDialog to select folders?
...penFileOrFolder dialog that allows you to open either a folder or a file.
If you set its AcceptFiles value to false, then it operates in only accept folder mode.
You can download the source from GitHub here
share
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How to configure socket connect timeout
...ll, null );
bool success = result.AsyncWaitHandle.WaitOne( 5000, true );
if ( socket.Connected )
{
socket.EndConnect( result );
}
else
{
// NOTE, MUST CLOSE THE SOCKET
socket.Close();
throw new ApplicationException("Failed to connect server.");
}
//...
...
How can I get the current date and time in UTC or GMT in Java?
...
tl;dr
Instant.now() // Capture the current moment in UTC.
Generate a String to represent that value:
Instant.now().toString()
2016-09-13T23:30:52.123Z
Details
As the correct answer by Jon Skeet stated, a java.util.Date obje...
RuntimeWarning: DateTimeField received a naive datetime
...jango.utils import timezone
>>> import pytz
>>> timezone.now()
datetime.datetime(2013, 11, 20, 20, 8, 7, 127325, tzinfo=pytz.UTC)
And here's a naive object:
>>> from datetime import datetime
>>> datetime.now()
datetime.datetime(2013, 11, 20, 20, 9, 26, 423063)
...
FFMPEG (libx264) “height not divisible by 2”
... I think it's a multi-pixel color format, that needs the image to be a specific size. Not sure why it matters compressed, though.
– lahwran
Oct 18 '15 at 23:20
7
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Looping over arrays, printing both index and value
...pace separated list of words". You get the list of actual array keys, even if the individual keys contain whitespace.
– glenn jackman
Aug 21 '16 at 1:21
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How can I send an HTTP POST request to a server from Excel using VBA?
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Please don't use parentheses around parameters if you do not use the Sub's return value: VBA Syntax do not allow parentheses around Sub's parameters (they are needed for Functions, though), so these parentheses are actually arithmetic parentheses used to clarify operator ...
What are the differences between virtual memory and physical memory?
..., while maintaining a respectable performance for the softwares running.
Now the main question boils down to how the memory is being managed. What exactly governs where in the memory will the data belonging to a given software reside?
Possible solution 1: Let individual softwares specify expl...