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Jackson and generic type reference
I want to use jackson json library for a generic method as follows:
3 Answers
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Sending POST data in Android
I'm experienced with PHP, JavaScript and a lot of other scripting languages, but I don't have a lot of experience with Java or Android.
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How can I prevent the backspace key from navigating back?
On IE I can do this with the (terribly non-standard, but working) jQuery
33 Answers
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GCC dump preprocessor defines
Is there a way for gcc/g++ to dump its preprocessor defines from the command line?
I mean things like __GNUC__ , __STDC__ , and so on.
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Java 256-bit AES Password-Based Encryption
I need to implement 256 bit AES encryption, but all the examples I have found online use a "KeyGenerator" to generate a 256 bit key, but I would like to use my own passkey. How can I create my own key? I have tried padding it out to 256 bits, but then I get an error saying that the key is too long. ...
Read/Write String from/to a File in Android
I want to save a file to the internal storage by getting the text inputted from EditText. Then I want the same file to return the inputted text in String form and save it to another String which is to be used later.
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How do I raise the same Exception with a custom message in Python?
I have this try block in my code:
12 Answers
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Rails: Logging the entire stack trace of an exception
I have been trying to figure out the right way to log a stack trace. I came across this link which states that logger.error $!, $!.backtrace is the way to go but that does not work for me log_error does. As per documentation I do not see how passing a second argument to the error method would ...
String literals and escape characters in postgresql
Attempting to insert an escape character into a table results in a warning.
5 Answers
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How to undo the effect of “set -e” which makes bash exit immediately if any command fails?
After entering set -e in an interactive bash shell, bash will exit immediately if any command exits with non-zero. How can I undo this effect?
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