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How to change column datatype from character to numeric in PostgreSQL 8.4
... numeric; if the USING fails, you'll have to clean up the non-numeric data by hand before changing the column type.
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Detect if homebrew package is installed
...ool at all and not just checking for the respective homebrew package (e.g. by searching for the executable in the $PATH). People tend to install tools in a rather large amount of ways in practice, with homebrew being just one of them.
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pandas: multiple conditions while indexing data frame - unexpected behavior
I am filtering rows in a dataframe by values in two columns.
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How to port data-only volumes from one host to another?
... container when it exits
--volumes-from DATA: attach to the volumes shared by the DATA container
-v $(pwd):/backup: bind mount the current directory into the container; to write the tar file to
busybox: a small simpler image - good for quick maintenance
tar cvf /backup/backup.tar /data: creates an...
How to pass the -D System properties while testing on Eclipse?
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Is there any way to set this to happen by default, so you don't have to manually enter this repeatedly for many tests?
– Stewart
Mar 28 '16 at 22:24
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Spring: how do I inject an HttpServletRequest into a request-scoped bean?
...estAttributes. This wrapper object is bound to ThreadLocal and is obtained by calling the static method RequestContextHolder.currentRequestAttributes().
ServletRequestAttributes provides the method getRequest() to get the current request, getSession() to get the current session and other methods to...
Date.getDay() javascript returns wrong day
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use .getDate instead of .getDay.
The value returned by getDay is an integer corresponding to the day of the week: 0 for Sunday, 1 for Monday, 2 for Tuesday, and so on.
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Express res.sendfile throwing forbidden error
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This is true, but it uses sendFile (capital F, supported by Express v4.8.0 onwards) instead of the older sendfile the OP was using. Just saying... =]
– RemyNL
Feb 10 '16 at 11:50
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Disable IntelliJ Starred (Package) Imports?
... the "Class count to use import with " text boxes. Swing and AWT are there by default I think. I still was having import javax.swing.; added even though I had the class count set to 999. I used the minus sign button to remove Swing and Awt from the box and then it worked.
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Which MIME type to use for a binary file that's specific to my program?
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mimetype headers are recognised by the browser for the purpose of a (fast) possible identifying a handler to use the downloaded file as target, for example, PDF would be downloaded and your Adobe Reader program would be executed with the path of the PDF fil...