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Is it better to return null or empty collection?
That's kind of a general question (but I'm using C#), what's the best way (best practice), do you return null or empty collection for a method that has a collection as a return type ?
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How can I “unuse” a namespace?
...lution: if you enclose your include directive in a namespace of its own, like this...
namespace codegear {
#include "codegear_header.h"
} // namespace codegear
...then the effects of any using directives within that header are neutralized.
That might be problematic in some cases. That's why ...
What are the pros and cons of the leading Java HTML parsers? [closed]
...s. Unfortunately it's hard to find any information on the strengths and weaknesses of the various libraries. I'm hoping that some people have spent some comparing these libraries, and can share what they've learned.
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swift case falling through
...= 1
default:
result = 3
}
Alternatively, you can use the fallthrough keyword:
var testVal = "hello"
var result = 0
switch testVal {
case "one":
fallthrough
case "two":
result = 1
default:
result = 3
}
sh...
Set the value of a variable with the result of a command in a Windows batch file
When working in a Bash environment, to set the value of a variable as the result of a command, I usually do:
5 Answers
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Generate UML Class Diagram from Java Project [closed]
...? It doesn't need to decompile from JAR file because I have the sources. I know there are quite a few out there but most of those can only generate individual class. I hope there is a tool that can generate class diagram that shows an overview of how all my current classes and packages work together...
Importing variables from another file?
... edited Jun 22 '13 at 22:12
karthikr
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answered Jun 22 '13 at 22:09
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Delete all documents from index/type without deleting type
I know one can delete all documents from a certain type via deleteByQuery.
15 Answers
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Updating a local repository with changes from a GitHub repository
I've got a project checked locally from GitHub, and that remote repository has since had changes made to it. What's the correct command to update my local copy with the latest changes?
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Get current time in milliseconds in Python?
...e:
import time
millis = int(round(time.time() * 1000))
print millis
Quick'n'easy. Thanks all, sorry for the brain fart.
For reuse:
import time
current_milli_time = lambda: int(round(time.time() * 1000))
Then:
>>> current_milli_time()
1378761833768
...