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What is the string concatenation operator in Oracle?
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It is ||, for example:
select 'Mr ' || ename from emp;
The only "interesting" feature I can think of is that 'x' || null returns 'x', not null as you might perhaps expect.
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Trim string in JavaScript?
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All browsers since IE9+ have trim() method for strings.
For those browsers who does not support trim(), you can use this polyfill from MDN:
if (!String.prototype.trim) {
(function() {
// Make sure we trim BOM and NBSP
var rtrim = /^[\s\uFEFF\xA0]...
Getting the SQL from a Django QuerySet [duplicate]
... behavior, but I'm not sure what queries are going to the database. Thanks for your help.
5 Answers
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Delete a project from SonarQube
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Was having the same problem. Thanks for the screenshot, that really helped.
– Wim Deblauwe
Aug 31 '11 at 15:34
3
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How can I get Eclipse to show .* files?
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Well spotted! I've been searching for a while now and didn't find it... Thanks for sharing this information
– chrmue
Feb 3 '12 at 8:35
1
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Difference between CouchDB and Couchbase
...mes alone.
First, there was CouchDB, a database created by Damien Katz, a former IBM developer. Its official name was changed to Apache CouchDB after it became an Apache project.
A company named CouchIO was founded to work on Apache CouchDB and later changed its name to CouchOne (by "its name" I m...
Eclipse fonts and background color
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Thankyou, this works well for the java editor. I was looking for more of a blanket change though, to everything.
– abarax
Oct 9 '08 at 23:14
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how to programmatically fake a touch event to a UIButton?
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It turns out that
[buttonObj sendActionsForControlEvents: UIControlEventTouchUpInside];
got me exactly what I needed, in this case.
EDIT: Don't forget to do this in the main thread, to get results similar to a user-press.
For Swift 3:
buttonObj.sendActions(f...
jQuery hasClass() - check for more than one class
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No, because that would look for elements that have both classes. I think Marcel is looking for elements with one or more of a number of classes.
– Giles Van Gruisen
Feb 6 '10 at 22:19
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How do I escape curly braces for display on page when using AngularJS?
...osite case of this question where they want to not see curly braces used for binding when the page is loading.
7 Answers
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