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Why is using 'eval' a bad practice?
...s. Now you distribute this program with some OS. Then someone makes a bash script that takes some numbers from a stock site and adds them using calc. boom?
– L̲̳o̲̳̳n̲̳̳g̲̳̳p̲̳o̲̳̳k̲̳̳e̲̳̳
Jul 4 '10 at 17:23
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What's the best way to distribute Java applications? [closed]
...y rpm or deb packager. For win32 try http://en.wikipedia.org/wiki/Nullsoft_Scriptable_Install_System
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Preserve line endings
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You could try to sub the \n for \r\n at the end of your existing script like so:
sed 's/foo/bar/;s/$/\r/'
or perhaps
sed -e 's/foo/bar/' -e 's/$/\r/'
If neither of the above two work, you'll have to consult the specific man page for your version of sed to see if such an option exist...
What are “named tuples” in Python?
...rst='Bart', last='Simpson', grade='C')
A commenter asked:
In a large script or programme, where does one usually define a named tuple?
The types you create with namedtuple are basically classes you can create with easy shorthand. Treat them like classes. Define them on the module level, so t...
While loop to test if a file exists in bash
I'm working on a shell script that does certain changes on a txt file only if it does exist, however this test loop doesn't work, I wonder why?
Thank you!
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Python: Is it bad form to raise exceptions within __init__?
...initialization of the object is incomplete). This is often not the case in scripting languages, such as Python. For example, the following code throws an AttributeError if socket.connect() fails:
class NetworkInterface:
def __init__(self, address)
self.socket = socket.socket(socket.AF_I...
What tools to automatically inline CSS style to create email HTML code? [closed]
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Check the premailer.dialect.ca online converter or this Python script to do it.
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An explicit value for the identity column in table can only be specified when a column list is used
... column in your archive table to No. Behind the scenes, this will create a script to re-create the table and copy existing data, so, to do that, you will also need to unset Tools/Options/Designers/Table and Database Designers/Prevent saving changes that require table re-creation.
OR
Use one of the...
Does anyone beside me just NOT get ASP.NET MVC? [closed]
...add a view, model and controller, you'll use a command like Rails's "Rails script/generate scaffold {modelname}" (ASP.NET MVC offers similar commands in the IDE). In the resulting controller class, there will be methods ("Actions") for Index (show list), Show, New and Edit and Destroy (at least in ...
R and version control for the solo data analyst
... data if it would be a pain to re-acquire. If possible, write and store a script that acquires your data and another that cleans or modifies it rather than storing changes to raw data.
As for learning a version control system, I highly recommend Git and this guide to it.
These websites also have ...