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Checking for an empty field with MySQL
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I have same comment as Quassnoi's. I issue "select orig_id,hotline from normal_1952 where !(hotline > '')" and there's one record with null hotline but it doesn't match.I'm using MySQL 5.6
– Scott Chu
Apr 15 '16 at 10:16
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Prevent linebreak after
...l element. It will still take up space as if it were a block, however the width will be fitted to the content (assuming width:auto;). It can require a clear:left; for certain effects.
display:inline-block; is the "best of both worlds" option. The div is treated as a block element. It responds to al...
How to read last commit comment?
... And yes, @Juh_, even though git gui doesn't linewrap for you, it's a good idea to use 80column text in commit messages, not line-per-paragraph.
– Peter Cordes
Dec 13 '14 at 1:06
4...
How to create JSON string in JavaScript?
... answered Jan 22 '12 at 19:05
Didier GhysDidier Ghys
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What are the precise rules for when you can omit parenthesis, dots, braces, = (functions), etc.?
... ((cnt, string) => cnt + string.size)
You need to use parenthesis outside the infix call. I'm not sure the exact rules at play here.
Now, let's talk about postfix. Postfix can be hard to use, because it can never be used anywhere except the end of an expression. For example, you can't do the f...
HTTP POST and GET using cURL in Linux [duplicate]
I have a server application written in ASP.NET on Windows that provides a web service.
2 Answers
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What is the dual table in Oracle?
...ry
The DUAL table was created by Chuck Weiss of Oracle corporation to provide a table for joining in internal views:
I created the DUAL table as an underlying object in the Oracle Data Dictionary. It was never meant to be seen itself, but instead used
inside a view that was expected to be que...
How can I listen for a click-and-hold in jQuery?
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var timeoutId = 0;
$('#myElement').on('mousedown', function() {
timeoutId = setTimeout(myFunction, 1000);
}).on('mouseup mouseleave', function() {
clearTimeout(timeoutId);
});
Edit: correction per AndyE...thanks!
Edit 2: usi...
Django: accessing session variables from within a template?
...ritten. Please note however, that although the view code above is still valid, nowadays there is a much simpler way of doing this. render() is a function very similar to render_to_response(), but it uses RequestContext automatically, without a need to pass it explicitly:
from django.shortcuts impor...
How to list out all the subviews in a uiviewcontroller in iOS?
...ut, for instance, the subviews in the UITableViewCell are not found. Any idea?
22 Answers
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