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What can be the reasons of connection refused errors?
...istening port is actually open and actively being used, but its backlog of queued inbound connection requests has reached its maximum so there is no room available for the inbound connection request to be queued at that moment. The server code has not called accept() enough times yet to finish clea...
Example for boost shared_mutex (multiple reads/one write)?
... cout << "10" << endl;
UniqueLock lock2(tempLock); // (2) queue for a unique lock
cout << "11" << endl;
boost::this_thread::sleep(boost::posix_time::seconds(1));
lock2.unlock();
}
void main() {
cout << "1" << endl;
SharedLock lock1(tempLo...
Yellow fade effect with JQuery
... "z-index": "9999999"
}).appendTo('body').fadeOut(1000).queue(function () { $(this).remove(); });
});
}
Optional:
Use the following code if you also want to match the border-radius of the element:
jQuery.fn.highlight = function () {
$(this).each(function () {
va...
Copy files without overwrite
...use two percent symbols instead of one as I was running this from inside a batch file rather than the command line. I replaced instances of %F with %%F and instances of %~nxF with %%~nxF.
– Owen
Jun 17 '16 at 7:37
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Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...find useful for your purposes:
Memory Efficient Django QuerySet iterator
batch querysets
QuerySet Foreach
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angularjs: ng-src equivalent for background-image:url(…)
...in Angular 1.5.8, it still tries to load the image with imgURL not set and retries when imgURL gets set.
– leroydev
Sep 16 '16 at 19:27
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Is there a way to check if a file is in use?
I'm writing a program in C# that needs to repeatedly access 1 image file. Most of the time it works, but if my computer's running fast, it will try to access the file before it's been saved back to the filesystem and throw an error: "File in use by another process" .
...
How do you convert an entire directory with ffmpeg?
... convert an entire directory/folder with ffmpeg via command line or with a batch script?
24 Answers
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ORA-30926: unable to get a stable set of rows in the source tables
...vity or a non-deterministic where clause.
The merge was part of a larger batch, and was executed on a live database with many concurrent users. There was no need to change the statement. I just committed the transaction before the merge, then ran the merge separately, and committed again. So the s...
How to turn IDENTITY_INSERT on and off using SQL Server 2008?
...T IDENTITY_INSERT Database.dbo.Baskets ON; before every SQL INSERT sending batch.
You can send several INSERT ... VALUES ... commands started with one SET IDENTITY_INSERT ... ON; string at the beginning. Just don't put any batch separator between.
I don't know why the SET IDENTITY_INSERT ... ON st...