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Keep the window's name fixed in tmux
I'm new to tmux. I want to keep the windows' name fixed after I rename it. But after I renaming it, they keep changing when I execute the commands.
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iOS Safari – How to disable overscroll but allow scrollable divs to scroll normally?
I'm working on an iPad-based web app, and need to prevent overscrolling so that it seems less like a web page. I'm currently using this to freeze the viewport and disable overscroll:
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Way to read first few lines for pandas dataframe
Is there a built-in way to use read_csv to read only the first n lines of a file without knowing the length of the lines ahead of time? I have a large file that takes a long time to read, and occasionally only want to use the first, say, 20 lines to get a sample of it (and prefer not to load the...
How to do multiple line editing?
I want to edit multiple lines in eclipse, but I can't find any short cut or Plugin. In Geany I just press ctrl + alt + up / down I can add / edit multiple lines.
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How to make an element in XML schema optional?
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Try this
<xs:element name="description" type="xs:string" minOccurs="0" maxOccurs="1" />
if you want 0 or 1 "description" elements, Or
<xs:element name="description" type="xs:string" minOccurs="0" maxOccurs="unbounded" />
if you want 0 to infinity number of "descr...
Differences between Proxy and Decorator Pattern
...an object, whereas a proxy controls access to an object.
Proxies vary in the degree to which they are implemented like a decorator. A
protection proxy might be implemented exactly like a decorator. On the other
hand, a remote proxy will not contain a direct reference to its real subject but...
Stop execution of Ruby script
Is there a method like exit or die in PHP which stops the execution of a Ruby script?
4 Answers
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jQuery UI datepicker change event not caught by KnockoutJS
I'm trying to use KnockoutJS with jQuery UI. I have an input element with a datepicker attached. I'm currently running knockout.debug.1.2.1.js and it seems that the change event is never being caught by Knockout. The element looks like this:
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How to atomically delete keys matching a pattern using Redis
In my Redis DB I have a number of prefix:<numeric_id> hashes.
23 Answers
23
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must appear in the GROUP BY clause or be used in an aggregate function
...n aggregation problem. Before SQL3 (1999), the selected fields must appear in the GROUP BY clause[*].
To workaround this issue, you must calculate the aggregate in a sub-query and then join it with itself to get the additional columns you'd need to show:
SELECT m.cname, m.wmname, t.mx
FROM (
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