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How to call a stored procedure from Java and JPA

I am writing a simple web application to call a stored procedure and retrieve some data. Its a very simple application, which interacts with client's database. We pass employee id and company id and the stored procedure will return employee details. ...
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Django: ImproperlyConfigured: The SECRET_KEY setting must not be empty

... Refactor to avoid circular dependency. The exact solution is really fairly specific to your own code. – Sam Svenbjorgchristiensensen Feb 17 '14 at 22:10 6 ...
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Extracting .jar file with command line

...the program from inside the folder. EDIT: Here's another article, specifically focussed on extracting JARs: http://docs.oracle.com/javase/tutorial/deployment/jar/unpack.html share | improve this an...
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How to find out which package version is loaded in R?

... figuring out how to use my university cluster. It has 2 versions of R installed. System wide R 2.11 (Debian 6.0) and R 2.14.2 in non-standard location. ...
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How to change legend title in ggplot

...ould work: p <- ggplot(df, aes(x=rating, fill=cond)) + geom_density(alpha=.3) + xlab("NEW RATING TITLE") + ylab("NEW DENSITY TITLE") p <- p + guides(fill=guide_legend(title="New Legend Title")) (or alternatively) p + scale_fill_discrete(name = "New Legen...
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What is the difference between public, protected, package-private and private in Java?

...e MyClass and I'm doing AnotherClass extends MyClass I will have access to all protected and public methods and properties from within AnotherClass. If I do MyClass myClass = new MyClass(); in AnotherClass somewhere - let's say the constructor - I will only have access to the public methods if it is...
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Python argparse mutual exclusive group

... add_mutually_exclusive_group doesn't make an entire group mutually exclusive. It makes options within the group mutually exclusive. What you're looking for is subcommands. Instead of prog [ -a xxxx | [-b yyy -c zzz]], you'd have: p...
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How to count the number of files in a directory using Python

... For all kind of files, subdirectories included: import os list = os.listdir(dir) # dir is your directory path number_files = len(list) print number_files Only files (avoiding subdirectories): import os onlyfiles = next(os.w...
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If isset $_POST

.... empty space is considered as set. You need to use empty() for checking all null options. share | improve this answer | follow | ...
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Extracting text from HTML file using Python

...'d like to extract the text from an HTML file using Python. I want essentially the same output I would get if I copied the text from a browser and pasted it into notepad. ...