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URL to load resources from the classpath in Java
In Java, you can load all kinds of resources using the same API but with different URL protocols:
14 Answers
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close vs shutdown socket?
In C, I understood that if we close a socket, it means the socket will be destroyed and can be re-used later.
9 Answers
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Breakpoints are crossed out, how can I make them valid?
i got a tricky one:
6 Answers
6
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Converting a Java Keystore into PEM Format
I am trying to convert from a Java keystore file into a PEM file using keytool and openssl applicactions. But I could not find a good way to do the conversion. Any ideas?
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.war vs .ear file
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From GeekInterview:
In J2EE application, modules are packaged as EAR, JAR, and WAR based on their functionality
JAR:
EJB modules which contain enterprise java beans (class files) and EJB deployment descriptor are packed...
adb not finding my device / phone (MacOS X)
... show up in the devices list in adb . Lots of other phones and devices work fine for me so I know my setup is good.
34 Ans...
How does the String class override the + operator?
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Let's look at the following simple expressions in Java
int x=15;
String temp="x = "+x;
The compiler converts "x = "+x; into a StringBuilder internally and uses .append(int) to "add" the integer to the string.
5.1.11. String Conve...
java: (String[])List.toArray() gives ClassCastException
... create.
use
toArray(new String[v2.size()]);
which allocates the right kind of array (String[] and of the right size)
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Confused by python file mode “w+”
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Let's say you're opening the file with a with statement like you should be. Then you'd do something like this to read from your file:
with open('somefile.txt', 'w+') as f:
# Note that f has now been truncated to 0 bytes, so you'll only
# be able to read data that you write ...
Otherwise on StateProvider
...teProvider
.state("otherwise", { url : '/otherwise'...})
See this link where ksperling explains
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