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CRON job to run on the last day of the month

...ed to find another way. However, it's usually both substantially easier and correct to run the job as soon as possible on the first day of each month, with something like: 0 0 1 * * myjob.sh and modify the script to process the previous month's data. This removes any hassles you may encounter...
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in a “using” block is a SqlConnection closed on return or exception?

...loyeeID(); try { connection.Open(); SqlCommand command = new SqlCommand("UpdateEmployeeTable", connection); command.CommandType = CommandType.StoredProcedure; command.Parameters.Add(new SqlParameter("@EmployeeID", employeeID)); command.CommandT...
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Tetris-ing an array

...n any order to reduce them to their common prefix. Since it is associative and commutative the order doesn't matter for the result. This is the same as for other binary operations like for example addition or greatest common divisor. ...
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How can I run a PHP script in the background after a form is submitted?

..., when submitted, will run basic code to process the information submitted and insert it into a database for display on a notification website. In addition, I have a list of people who have signed up to receive these notifications via email and SMS message. This list is trivial as the moment (only p...
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How to send email attachments?

I am having problems understanding how to email an attachment using Python. I have successfully emailed simple messages with the smtplib . Could someone please explain how to send an attachment in an email. I know there are other posts online but as a Python beginner I find them hard to understand....
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Further understanding setRetainInstance(true)

...stance(true) on a Fragment ? The documentation is virtually non-existent and this seems like a very important function. Specifically I want to know how much of this sequence (that I made up) is true: ...
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Abstract Class vs Interface in C++ [duplicate]

... about C++. As you know, there is no clear distinction between interface and abstract class in C++ unlike Java and C#. When would it be more preferrable to use an interface instead of an abstract class in C++? Could you give some examples? ...
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How to fetch FetchType.LAZY associations with JPA and Hibernate in a Spring Controller

...ernative is to create an intermediate Service layer between the Controller and the Repository that could expose methods which initialize lazy collections. Update: Please note that the above solution is easy, but results in two distinct queries to the database (one for the user, another one for its r...
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How to view the assembly behind the code using Visual C++?

...s reading another question pertaining the efficiency of two lines of code, and the OP said that he looked at the assembly behind the code and both lines were identical in assembly. Digression aside, how could I view the assembly code created when a program is compiled. ...
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jQuery UI Sortable, then write order into a database

...nt to use the jQuery UI sortable function to allow users to set an order and then on change, write it to the database and update it. Can someone write an example on how this would be done? ...