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Is there a timeout for idle PostgreSQL connections?
...n wait for the message over queue and then perform some more dml operation.Now during that period i.e while it is waiting over queue(for message) as mention above even then the connection with postges is idle. why should i close it.
– Viren
Apr 15 '16 at 18:13
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HTML input textbox with a width of 100% overflows table cells
Does anyone know why the input elements with a width of 100% go over the table's cells border.
14 Answers
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How to avoid overflow in expr. A * B - C * D
...c * d
x / (a * d) = (a * b - c * d) / (a * d)
x / (a * d) = b / d - c / a
now, the integer/mod stuff:
x / (a * d) = (b / d + ( b % d ) / d) - (c / a + ( c % a ) / a )
x / (a * d) = (b / d - c / a) - ( ( c % a ) / a - ( b % d ) / d)
x = (b / d - c / a) * a * d - ( ( c % a ) * d - ( b % d ) * a)
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Creating C macro with ## and __LINE__ (token concatenation with positioning macro)
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@DD: D'oh, fixed now. It needs 2 layers of indirection, not 1.
– Adam Rosenfield
Oct 20 '09 at 21:04
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Show dialog from fragment?
... classic managed dialogs approach of previous Android revisions, but it is now the preferred method. You can avoid referencing the Activity entirely by using the putFragment and getFragment methods of FragmentManager, allowing the DialogFragment to report back directly to the calling fragment (even ...
Can I specify multiple users for myself in .gitconfig?
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This is the best answer now that git 2.13 has been released.
– tejasbubane
May 10 '17 at 11:18
2
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Local file access with JavaScript
...PIs were taken off of the W3C standards track on April 24, 2014, and as of now are proprietary
Removal of the (now proprietary) APIs from implementing browsers in the future is a possibility
A sandbox (a location on disk outside of which files can produce no effect) is used to store the files creat...
For-each over an array in JavaScript
...ections, and so on.
I'll quickly note that you can use the ES2015 options now, even on ES5 engines, by transpiling ES2015 to ES5. Search for "ES2015 transpiling" / "ES6 transpiling" for more...
Okay, let's look at our options:
For Actual Arrays
You have three options in ECMAScript 5 ("ES5"), th...
How to export a Vagrant virtual machine to transfer it
...Machine** >> **Add**
4.) Run `vagrant box list` to see if vagrant acknowledges your machines.
5.) `git clone my_project`
6.) `vagrant up`
I had a few problems with VB Guest additions.
I fixed them with this solution.
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Can I mix MySQL APIs in PHP?
...with these different APIs? Am I the ignorant one here? This being for the "now deleted" question stackoverflow.com/q/34209127 only viewable by 10K+ members should anyone wonder. This in relation to $stmt3->execute(array('classID' => $_POST['class'],'studentID' => mysql_real_escape_string($s...