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List changes unexpectedly after assignment. How do I clone or copy it to prevent this?

... With new_list = my_list, you don't actually have two lists. The assignment just copies the reference to the list, not the actual list, so both new_list and my_list refer to the same list after the assignment. To actually copy the list, you have various possibilit...
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Query to list all stored procedures

What query can return the names of all the stored procedures in a SQL Server database 23 Answers ...
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Read properties file outside JAR file

I have a JAR file where all my code is archived for running. I have to access a properties file which need to be changed/edited before each run. I want to keep the properties file in the same directory where the JAR file is. Is there anyway to tell Java to pick up the properties file from that direc...
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Tips for debugging .htaccess rewrite rules

...as many respondents suggest. Also there are many .htaccess -specific pitfalls and constraints are aren't covered well. Setting up a local test LAMP stack involves too much of a learning curve for most. ...
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What is the type of lambda when deduced with “auto” in C++11?

... The type of a lambda expression is unspecified. But they are generally mere syntactic sugar for functors. A lambda is translated directly into a functor. Anything inside the [] are turned into constructor parameters and members of the functor object, and the parameters inside () are turned ...
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Create an empty list in python with certain size

...st comprehension (Using the squares because for range you don't need to do all this, you can just return range(0,9) ): >>> def display(): ... return [x**2 for x in range(9)] ... >>> print display() [0, 1, 4, 9, 16, 25, 36, 49, 64] ...
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How to list the contents of a package using YUM?

... There is a package called yum-utils that builds on YUM and contains a tool called repoquery that can do this. $ repoquery --help | grep -E "list\ files" -l, --list list files in this package/group Combined into one example: $ r...
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Get Element value with minidom with Python

... It's just because of the way they designed it to work with html, to allow for elements such as this <nodeA>Some Text<nodeinthemiddle>__complex__structure__</nodeinthemiddle>Some more text</nodeA>, in this case do you think nodeA's nodeValue should contain all text incl...
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Chrome Dev Tools: How to trace network for a link that opens a new tab?

...e://net-export in the latest version of Chrome) for a detailed overview of all network events happening in your browser. Other possible solution, depending on your specific problem, may be to enable 'Preserve log' on the 'Network' tab: and force all links to open in the same tab by executing ...
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Efficiently convert rows to columns in sql server

...d than just a single script but gives you much more flexibility. First of all There are 3 objects: User defined TABLE type [ColumnActionList] -> holds data as parameter SP [proc_PivotPrepare] -> prepares our data SP [proc_PivotExecute] -> execute the script CREATE TYPE [dbo].[ColumnAc...