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Coding Katas for practicing the refactoring of legacy code
I've gotten quite interested in coding katas in recent months. I believe they are a great way to hone my programming skills and improve the quality of the code I write on the job.
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Alter column, add default constraint
I have a table and one of the columns is "Date" of type datetime. We decided to add a default constraint to that column
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How to fire AJAX request Periodically?
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As others have pointed out setInterval and setTimeout will do the trick. I wanted to highlight a bit more advanced technique that I learned from this excellent video by Paul Irish: http://paulirish.com/2010/10-things-i-learned-from-the-jquery-source/
For periodic tasks th...
How to add a line break in C# .NET documentation
...valent to <br /> or anything like that. (Which according to this old MS forum post is by design.) You can get the list of available tags in this documentation article from MS. Documenting your code
Example (based on original OP sample):
/// <summary>
/// <para>Get a human-read...
Change a column type from Date to DateTime during ROR migration
I need to change my column type from date to datetime for an app I am making. I don't care about the data as its still being developed.
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Implementation difference between Aggregation and Composition in Java
I'm aware of the conceptual differences between Aggregation and Composition. Can someone tell me the implementation difference in Java between them with examples?
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How should I escape commas and speech marks in CSV files so they work in Excel?
I'm generating a CSV file (delimited by commas rather than tabs). My users will most likely open the CSV file in Excel by double clicking it. My data may contain commas and speech marks, so I'm escaping those as follows.
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Avoid line break between html elements
I have this <td> element:
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Generic type conversion FROM string
... I want to use to store "properties" for another class. These properties simply have a name and a value. Ideally, what I would like is to be able to add typed properties, so that the "value" returned is always of the type that I want it to be.
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How to generate an openSSL key using a passphrase from the command line?
First - what happens if I don't give a passphrase? Is some sort of pseudo random phrase used? I'm just looking for something "good enough" to keep casual hackers at bay.
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