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How do I insert datetime value into a SQLite database?
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The format you need is:
'2007-01-01 10:00:00'
i.e. yyyy-MM-dd HH:mm:ss
If possible, however, use a parameterised query as this frees you from worrying about the formatting details.
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Weighted random numbers
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1) calculate the sum of all the weights
2) pick a random number that is 0 or greater and is less than the sum of the weights
3) go through the items one at a time, subtracting their weight from your random number, until you get the item where the random number is less than that item's weight
Ps...
Java `final` method: what does it promise?
...ss is a good example.
public class Counter {
private int counter = 0;
public final int count() {
return counter++;
}
public final int reset() {
return (counter = 0);
}
}
If the public final int count() method is not final, we can do something like this:
C...
grepping using the “|” alternative operator
The following is a sample of a large file named AT5G60410.gff:
5 Answers
5
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What is sys.maxint in Python 3?
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180
The sys.maxint constant was removed, since there is no longer a limit
to the value of integ...
Maven project.build.directory
...e super pom.
You find the jar here:
${M2_HOME}/lib/maven-model-builder-3.0.3.jar
Open the jar with 7-zip or some other archiver (or use the jar tool).
Navigate to
org/apache/maven/model
There you'll find the pom-4.0.0.xml.
It contains all those "short cuts":
<project>
...
&lt...
What is a practical use for a closure in JavaScript?
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250
I've used closures to do things like:
a = (function () {
var privatefunction = function () ...
How do I get into a non-password protected Java keystore or change the password?
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206
which means that cacerts keystore isn't password protected
That's a false assumption. If y...
Eclipse, regular expression search and replace
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edited Jun 20 at 9:12
Community♦
111 silver badge
answered Sep 3 '09 at 11:04
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How does this program work?
It displays a 0 !! How is that possible? What is the reasoning?
13 Answers
13
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