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How to convert a table to a data frame
...trix(mytable) will reveal that tables really are just dressed up matrices, and as.data.frame.matrix is the method that gets dispatched when as.data.frame() is passed a matrix argument.)
– Josh O'Brien
May 25 '12 at 17:59
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What is a classpath and how do I set it?
...to provide the VM a list of places to look. This is done by putting folder and jar files on your classpath.
Before we talk about how the classpath is set, let's talk about .class files, packages, and .jar files.
First, let's suppose that MyClass is something you built as part of your project, and ...
Javascript Array of Functions
..._function,
second_function,
third_function,
forth_function
]
and then when you want to execute a given function in the array:
array_of_functions[0]('a string');
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Which ORM should I use for Node.js and MySQL? [closed]
...le-to-use, reasonable-performance ORM, which supports caching, many-to-one and many-to-many relations.
From the MySQL ORMs I could find, persistencejs and sequelize seem the most mature.
Do you have experience with either? What are the relevant pros and cons I should be aware of in my decision?...
Can existing virtualenv be upgraded gracefully?
I have a virtualenv created for Python 2.5 and want to "upgrade" it to Python 2.6.
5 Answers
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How to convert “camelCase” to “Camel Case”?
I’ve been trying to get a JavaScript regex command to turn something like "thisString" into "This String" but the closest I’ve gotten is replacing a letter, resulting in something like "Thi String" or "This tring" . Any ideas?
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What do people think of the fossil DVCS? [closed]
fossil http://www.fossil-scm.org
I found this recently and have started using it for my home projects. I want to hear what other people think of this VCS.
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Declaring array of objects
I have a variable which is an array and I want every element of the array to act as an object by default. To achieve this, I can do something like this in my code.
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Replacing some characters in a string with another character
I have a string like AxxBCyyyDEFzzLMN and I want to replace all the occurrences of x , y , and z with _ .
5 Answers
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UnicodeEncodeError: 'ascii' codec can't encode character u'\xa0' in position 20: ordinal not in rang
... agreed! a good rule of thumb I was taught is to use the "unicode sandwich" idea. Your script accepts bytes from the outside world, but all processing should be done in unicode. Only when you are ready to output your data should it be mushed back into bytes!
– Andbdrew
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