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Remove/hide a preference from the screen
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Yes, if you have a reference to both the Preference, and its parent (a PreferenceCategory, or PreferenceScreen)
myPreferenceScreen.removePreference(myPreference);
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What are the differences between a clustered and a non-clustered index?
What are the differences between a clustered and a non-clustered index ?
12 Answers
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How to get the clicked link's href with jquery?
...href="sibling_file.htm" then $(this).attr("href") returns sibling_file.htm and this.href returns https://example.com/folder/sibling_file.htm (which is what I'd expected and wanted.)
– Redzarf
Dec 16 '17 at 22:34
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Jenkins / Hudson environment variables
... am running Jenkins from user jenkins thats has $PATH set to something and when I go into Jenkins web interface, in the System Properties window ( http://$host/systemInfo ) I see a different $PATH .
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Can I create a named default constraint in an add column statement in SQL Server?
...thDoctor That makes no sense. The NOT NULL is not part of the constraint and the drop statement just references the constraint name
– Roger Willcocks
Mar 29 '16 at 0:07
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SQL - HAVING vs. WHERE
...nce HAVING works correctly.
As a rule of thumb, use WHERE before GROUP BY and HAVING after GROUP BY. It is a rather primitive rule, but it is useful in more than 90% of the cases.
While you're at it, you may want to re-write your query using ANSI version of the join:
SELECT L.LectID, Fname, Lnam...
How to see the CREATE VIEW code for a view in PostgreSQL?
...an easy way to see the code used to create a view using the PostgreSQL command-line client?
6 Answers
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How to insert a line break before an element using CSS
... block; }
This will have the effect of ensuring a line break both before and after the element.
There is not a way to have CSS insert something that acts like a line break only before an element and not after. You could perhaps cause a line-break before as a side-effect of other changes, for exam...
Why is it string.join(list) instead of list.join(string)?
...e any iterable can be joined (e.g, list, tuple, dict, set), but the result and the "joiner" must be strings.
For example:
'_'.join(['welcome', 'to', 'stack', 'overflow'])
'_'.join(('welcome', 'to', 'stack', 'overflow'))
'welcome_to_stack_overflow'
Using something else than strings will raise t...
jQuery .on('change', function() {} not triggering for dynamically created inputs
The problem is that I have some dynamically created sets of input tags and I also have a function that is meant to trigger any time an input value is changed.
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