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Convert hex string to int
...ose of you who need to convert hexadecimal representation of a signed byte from two-character String into byte (which in Java is always signed), there is an example. Parsing a hexadecimal string never gives negative number, which is faulty, because 0xFF is -1 from some point of view (two's complemen...
How do I provide custom cast support for my class?
...new DataValueNullException();
return x.iVal;
}
For your example, say from your custom Type (MyType --> byte[] will always work):
public static implicit operator byte[] (MyType x)
{
byte[] ba = // put code here to convert x into a byte[]
return ba;
}
or
public static explicit ope...
Graphical DIFF programs for linux [closed]
...nges on file meld can't find changes correctly. I think BeyondCompare best from Meld.
– Mesut Tasci
Apr 15 '13 at 11:25
...
How to properly overload the
...ode was left on a shelf for 6 months and in between I upgraded my computer from debian etch to lenny (g++ (Debian 4.3.2-1.1) 4.3.2
) however I have the same problem on a Ubuntu system with the same g++.
...
Why doesn't “System.out.println” work in Android?
...
if you really need System.out.println to work(eg. it's called from third party library). you can simply use reflection to change out field in System.class:
try{
Field outField = System.class.getDeclaredField("out");
Field modifiersField = Field.class.getDeclaredField("accessFla...
Convert array of strings into a string in Java
... 8 and above):
String str = String.join(",", arr);
And if you're coming from the Android angle:
String str = TextUtils.join(",", arr);
You can modify the above depending on what characters, if any, you want in between strings.
You may see near identical code to the pre-Java 8 code but using S...
Get color value programmatically when it's a reference (theme)
...reate a ContextThemeWrapper using the theme id and then retrieve the theme from that.
– Ted Hopp
May 19 '16 at 20:09
1
...
git: updates were rejected because the remote contains work that you do not have locally
...have not taken updated remote in our local environment.
So Take pull first from remote
git pull
It will update your local repository and add a new Readme file.
Then Push updated changes to remote
git push origin master
...
Error: Can't set headers after they are sent to the client
...At least with the current npm install connect, which looks quite different from the one github as of this post). When the server gets a request, it iterates over the stack, calling the (request, response, next) method.
The problem is, if in one of the middleware items writes to the response body o...
Single script to run in both Windows batch and Linux Bash?
...se, we make sure that our heredoc’s delimiter is both quoted (to stop sh from doing any sort of interpretation on its contents when running with sh) and starts with : so that cmd skips over it like any other line starting with :.
:; echo "I am ${SHELL}"
:<<"::CMDLITERAL"
ECHO I am %COMSPEC%...