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Python serialization - Why pickle?
... 'store' a Python Object in a way that does respect Object programming - different from an output written in txt file or DB.
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Re-raise exception with a different type and message, preserving existing information
I'm writing a module and want to have a unified exception hierarchy for the exceptions that it can raise (e.g. inheriting from a FooError abstract class for all the foo module's specific exceptions). This allows users of the module to catch those particular exceptions and handle them distinctly,...
How to find foreign key dependencies in SQL Server?
How can I find all of the foreign key dependencies on a particular column?
13 Answers
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Add padding on view programmatically
...dding(0,padding,0,0);
This will set the top padding to padding-pixels.
If you want to set it in dp instead, you can do a conversion:
float scale = getResources().getDisplayMetrics().density;
int dpAsPixels = (int) (sizeInDp*scale + 0.5f);
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How do I add a password to an OpenSSH private key that was generated without a password?
...enerated an OpenSSH private key using puttygen (and exported it in OpenSSH format). How can I put a password on this existing key (I know how to generate a new key with a password)?
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Cannot kill Python script with Ctrl-C
I am testing Python threading with the following script:
4 Answers
4
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How to generate a random string in Ruby
I'm currently generating an 8-character pseudo-random uppercase string for "A" .. "Z":
50 Answers
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Send POST Request with Data Specified in File via Curl
I need to make a POST request via Curl from the command line. Data for this request is located in a file. I know that via PUT this could be done with the --upload-file option.
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Using “Object.create” instead of “new”
...script 1.9.3 / ECMAScript 5 introduces Object.create , which Douglas Crockford amongst others has been advocating for a long time. How do I replace new in the code below with Object.create ?
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Paste in insert mode?
... CTRL-R {register}
Examples:
CTRL-R * will insert in the contents of the clipboard
CTRL-R " (the unnamed register) inserts the last delete or yank.
To find this in vim's help type :h i_ctrl-r
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