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MySQL Orderby a number, Nulls last
... tablename WHERE visible=1 ORDER BY -position DESC, id DESC
It is essentially the inverse of position DESC placing the NULL values last but otherwise the same as position ASC.
A good reference is here http://troels.arvin.dk/db/rdbms#select-order_by
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How do I repeat an edit on multiple lines in Vim?
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Thanks. What if i wanted the equivalent of a shift-i? That is, skipping over the initial whitespace?
– saffsd
Dec 10 '08 at 12:49
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How do I disable a jquery-ui draggable?
...docs for draggable() are here. Same goes for sortable() objects (if you're allowing drag-n-drop reordering.)
– nickb
Apr 7 '11 at 2:52
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Wildcards in jQuery selectors
I'm trying to use a wildcard to get the id of all the elements whose id begin with "jander". I tried $('#jander*') , $('#jander%') but it doesn't work..
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Listing only directories in UNIX
...st only the directories in specified path ( ls doesn't have such option).
Also, can this be done with a single line command?
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Shortcut to create properties in Visual Studio?
I have seen some people creating properties in C# really fast, but how did they do it?
16 Answers
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Convert a matrix to a 1 dimensional array
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If we're talking about data.frame, then you should ask yourself are the variables of the same type? If that's the case, you can use rapply, or unlist, since data.frames are lists, deep down in their souls...
data(mtcars)
unlist(mtca...
Peak signal detection in realtime timeseries data
Update: The best performing algorithm so far is this one .
33 Answers
33
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Can't connect to MySQL server error 111 [closed]
I installed mysql server on linux box IP = 192.168.1.100 but when i try to connect to this IP it alway error(111). but use localhost and 127.0.0.1 is OK.
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How to add line break for UILabel?
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Use \n as you are using in your string.
Set numberOfLines to 0 to allow for any number of lines.
label.numberOfLines = 0;
Update the label frame to match the size of the text using sizeWithFont:. If you don't do this your text will be vertically centered or cut off.
UILabel *label; // s...