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Reshaping data.frame from wide to long format
I have some trouble to convert my data.frame from a wide table to a long table.
At the moment it looks like this:
9 Answe...
How to install JSTL? The absolute uri: http://java.sun.com/jstl/core cannot be resolved
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I found another reason for this type of error: in my case, someone set the conf/catalina.properties setting tomcat.util.scan.StandardJarScanFilter.jarsToSkip property to * to avoid log warning messages, thereby skipping the necessary scan by Tomcat. Changing this back to th...
Redirect all to index.php using htaccess
... Using xampp on win 10 64 bit this is the rewrite rule that worked for my instance.
– nwolybug
Aug 11 at 21:03
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AngularJS: how to implement a simple file upload with multipart form?
...es this transformRequest do ? what the angular.identity is ? I was banging my head through out the day just to accomplish multipart file upload.
– agpt
Feb 21 '14 at 16:39
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JQuery to load Javascript file dynamically
...to load only if the user clicks on a certain button. I am using jQuery as my framework. Is there a built-in method or plugin that will help me do this?
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Convert varchar to uniqueidentifier in SQL Server
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Excellent use of Stuff(). I only need to reference my field once in a Select statement using your method. I avoid Scalar-Functions though, because they don't always quite "scale" well, so I write it out. Thanks, this is going in my Code Snippits!
– Mik...
How do you run a single query through mysql from the command line?
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mysql -u <user> -p -e "select * from schema.table"
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JComboBox Selection Change Listener?
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You may try these
int selectedIndex = myComboBox.getSelectedIndex();
-or-
Object selectedObject = myComboBox.getSelectedItem();
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String selectedValue = myComboBox.getSelectedValue().toString();
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Creating a left-arrow button (like UINavigationBar's “back” style) on a UIToolbar
...loaded is for a black toolbar. I haven't tried much with the blue ones as my app doesn't use that. But from what I know the tool bar won't re-colour it as needed. chris.
– PyjamaSam
Jan 21 '10 at 23:28
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ROW_NUMBER() in MySQL
Is there a nice way in MySQL to replicate the SQL Server function ROW_NUMBER() ?
24 Answers
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