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Converting A String To Hexadecimal In Java
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This method is actually the correct one. Try byte[] data = { -1, 1 }; -- code in this answer works fine, whereas that with 17 upvotes fails.
– hudolejev
Mar 1 '12 at 23:36
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fastest (low latency) method for Inter Process Communication between Java and C/C++
...leep(0) (which as strace shows causes a single sched_yield() Linux kernel call to be executed) takes 0.3 microsecond - so named pipes scheduled to single core still have much overhead
Some shared memory measurement:
September 14, 2009 – Solace Systems announced today that its Unified Messaging...
Hex transparency in colors [duplicate]
...g answer: how to calculate in your head
The problem can be solved generically by a cross multiplication.
We have a percentage (ranging from 0 to 100 ) and another number (ranging from 0 to 255) then converted to hexadecimal.
100 <==> 255 (FF in hexadecimal)
0 <==> 0 (00 in hexadec...
Printing the correct number of decimal points with cout
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@blackforest-tom -- Maybe you are right, can't recall --- I generally copy-paste working programs, so this might have run as-is in Visual Studio or somewhere else.
– Manohar Reddy Poreddy
Oct 9 '19 at 15:21
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How to define Gradle's home in IDEA?
... IntelliJ, and when I get to the Gradle Home textbox, it is not automatically populated, nor will typing in the path of Gradle Home result in a valid location - I have the GRADLE_USER_HOME environment variable set (to what I think is!) the correct path, and I have been able to successfully imp...
Adding a column to a data.frame
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@RomanLuštrik, This solution can be rewritten really nicely in a single line. Using your your.df data, you can simply do your.df$group = cumsum(your.df[, 1]==1) to get your new group column.
– A5C1D2H2I1M1N2O1R2T1
Apr 16 '12 at 17:47
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Handling Dialogs in WPF with MVVM
... in terms of how to show it, and retrieve dialog result from it etc. Especially in MVVM scenario in Silverlight.
– Roboblob
Jan 8 '10 at 15:41
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Import existing source code to GitHub
...me.git
If your local GIT repo is already set up, skips steps 2 and 3
Locally, at the root directory of your source, git init
2a. If you initialize the repo with a .gitignore and a README.md you should do a git pull {url from step 1} to ensure you don't commit files to source that you want to ign...
Using port number in Windows host file
After installing TeamViewer, I have changed the wampserver port to 8080, so the address is http://localhost:8080.
10 Answe...
Ruby get object keys as array
...Hash:
http://ruby-doc.org/core-1.9.3/Hash.html#method-i-keys
You'll find all the different methods available for each class.
If you don't know what you're dealing with:
puts my_unknown_variable.class.to_s
This will output the class name.
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