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What is the recommended way to delete a large number of items from DynamoDB?
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53
What I ideally want to do is call LogTable.DeleteItem(user_id) -
Without supplying the rang...
Random number generation in C++11: how to generate, how does it work? [closed]
... with equal probability. Your knee-jerk reaction would be to take rand() % 3. But wait, the remainders 0 and 1 occur more often than the remainder 2, so this isn't correct!
This is why we need proper distributions, which take a source of uniform random integers and turn them into our desired distri...
How do I prevent Android taking a screenshot when my app goes to the background?
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edited Mar 29 '18 at 16:33
answered Mar 22 '12 at 12:48
C...
When should the volatile keyword be used in C#?
...s about observation of ordering. If you want more details,
read sections 3.10 and 10.5.3 of the C# 4.0 specification.
Frankly, I discourage you from ever making a volatile field. Volatile
fields are a sign that you are doing something downright crazy: you're
attempting to read and write t...
jQuery Event Keypress: Which key was pressed?
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Actually this is better:
var code = e.keyCode || e.which;
if(code == 13) { //Enter keycode
//Do something
}
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Javascript shorthand ternary operator
I know that in php 5.3 instead of using this redundant ternary operator syntax:
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Formatting Numbers by padding with leading zeros in SQL Server
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Adding a directory to the PATH environment variable in Windows
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153
This only modifies the registry. An existing process won't use these values. A new process will...
C++ Singleton design pattern
... // Constructor? (the {} brackets) are needed here.
// C++ 03
// ========
// Don't forget to declare these two. You want to make sure they
// are inaccessible(especially from outside), otherwise, you may accidentally get copies of
// your singleton appe...
Paging with Oracle
...ttBrian Schmitt
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