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How do you use the “WITH” clause in MySQL?
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JeremyWeirJeremyWeir
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In which order should floats be added to get the most precise result?
...371 (difference = 0.000000082740371)
1000000000 * 1.0e-09 + 1.0e+00 = 1.999999992539933 (difference = 0.000000007460067)
The error in the first line is more than ten times bigger in the second.
If I change the doubles to floats in the code above, I get:
1.0e+00 + 1000000000 * 1.0e-09 = 1.0...
Why does this method print 4?
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JayJay
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How to encrypt/decrypt data in php?
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romoromo
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How do you know what to test when writing unit tests? [closed]
...yment options.
An invoice could be $100 but the customer only transferred $99.
Maybe you have sent sales invoices to a customer but you have also purchased from that customer.
So you sold him for $300 but you bought for $100. You can expect your customer to pay you $200 to settle the balance.
And wh...
Rename MySQL database [duplicate]
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janjan
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17
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Does ruby have real multithreading?
...ers/jalcazar/.rvm/rubies/jruby-1.7.10/lib/jruby.jar -Xmx1924M -XX:PermSize=992m -Dfile.encoding=UTF-8 org/jruby/Main threads.rb
72286 0.0 S 31T 0:00.00 0:00.00
72286 0.0 S 33T 0:00.00 0:00.00
72286 0.0 S 31T 0:00.09 0:02.34
72286 7....
AngularJS ui-router login authentication
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moribvndvsmoribvndvs
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How to securely save username/password (local)?
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JonasJonas
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How can I build a small operating system on an old desktop computer? [closed]
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Jim DennisJim Dennis
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