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Random row from Linq to Sql
What is the best (and fastest) way to retrieve a random row using Linq to SQL when I have a condition, e.g. some field must be true?
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What is polymorphism, what is it for, and how is it used?
What is polymorphism, what is it for, and how is it used?
28 Answers
28
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Many-to-many relationship with the same model in rails?
...documentation on the subject. There's a section called “Many-to-many”, and of course the documentation on the class methods themselves.
Simplest scenario, uni-directional, no additional fields
This is the most compact in code.
I'll start out with this basic schema for your posts:
create_tabl...
Color picker utility (color pipette) in Ubuntu [closed]
I'am looking for a color picker utility on Ubuntu/Debian.
Anything simple and easy to use.
2 Answers
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Move assignment operator and `if (this != &rhs)`
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Wow, there is just so much to clean up here...
First, the Copy and Swap is not always the correct way to implement Copy Assignment. Almost certainly in the case of dumb_array, this is a sub-optimal solution.
The use of Copy and Swap is for dumb_array is a classic example of putting the...
iPhone Simulator suddenly started running very slow
I have been working on an app in iphone simulator for a number of weeks and it has been running well up until now, but all of a sudden has begun running very slow both when loading content and animations. I have not made any changes to my code since I last tested it successfully.
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Converting from IEnumerable to List [duplicate]
...or the generic version of IEnumerable. The answer from user pickles below handles the non-generic version.
– mkmurray
Mar 20 '13 at 19:49
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How to convert .pfx file to keystore with private key?
I need to sign Android application ( .apk ).
I have .pfx file. I converted it to .cer file via Internet Explorer and then converted .cer to .keystore using keytool. Then I've tried to sign .apk with jarsigner but it says that .keystore doesn't content a private key.
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How do I list all cron jobs for all users?
Is there a command or an existing script that will let me view all of a *NIX system's scheduled cron jobs at once? I'd like it to include all of the user crontabs, as well as /etc/crontab , and whatever's in /etc/cron.d . It would also be nice to see the specific commands run by run-parts in /e...
How to use 'find' to search for files created on a specific date? [closed]
How do I use the UNIX command find to search for files created on a specific date?
9 Answers
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