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How to compare two dates?
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Use the datetime method and the operator < and its kin.
>>> from datetime import datetime, timedelta
>>> past = datetime.now() - timedelta(days=1)
>>> present = datetime.now()
>>> past < present
True
>&g...
validation custom message for rails 3
... edited Mar 4 '15 at 3:20
Andrew Hendrie
5,08722 gold badges3434 silver badges6262 bronze badges
answered Mar 22 '11 at 4:33
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What is the best way to get all the divisors of a number?
...e dumb way (stopping at n/2) very cool, thank you!
– Andrea Ambu
Oct 5 '08 at 10:20
47
For those ...
Web Service vs WCF Service
...With it, you can communicate using Peer to Peer, Named Pipes, Web Services and so on.
You can’t compare them because WCF is a framework for building interoperable applications. If you like, you can think of it as a SOA enabler. What does this mean?
Well, WCF conforms to something known as ABC, w...
Xcode 4 and Core Data: How to enable SQL Debugging
I'm working on a universal iOS app and I'd like to see the raw SQL in the logs when I'm debugging. There is some info in this blog post about how to enable raw SQL logging for iOS Core Data development. The given example is for Xcode 3 and it's just not clear to me how to enable this in Xcode 4.
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Map and Reduce in .NET
What scenarios would warrant the use of the " Map and Reduce " algorithm?
3 Answers
3
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How do I get rid of this unwanted bar from Eclipse?
...ar right. It looks like a little C with a green circle, a black triangle, and some small blue thing in the back. Find that button on your eclipse toolbar and click it to show/hide breadcrumbs.
If you don't see it, let me know, and I can try to figure out which toolbar it is a part of.
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Why does this go into an infinite loop?
...ew MutableInt(valueBeforeIncrement);
}
Right? Increment the value passed and return the original value: that's the definition of the postincrement operator.
Now, let's see how this behavior plays out in your example code:
MutableInt x = new MutableInt();
x = postIncrement(x);
postIncrement(x) ...
'git branch -av' showing remote branch that no longer exists
This is probably a dumb question, but I'm brand new to git and am seeing a remote branch that no longer exists.
3 Answers
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Including all the jars in a directory within the Java classpath
...ion. See also: Execute jar file with multiple classpath libraries from command prompt)
Understanding Wildcards
From the Classpath document:
Class path entries can contain the basename wildcard character *, which is considered equivalent to specifying a list of all the files
in the directory with th...