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Binary Data in JSON String. Something better than Base64

... bytes as five characters. However, this is only a 7% improvement over base64, it's more expensive to compute, and implementations are less common than for base64 so it's probably not a win. You could also simply map every input byte to the corresponding character in U+0000-U+00FF, then do the mini...
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How to print the ld(linker) search path

...he grep gets the directories. On my machine, this line prints out /usr/lib64/atlas: /usr/lib/llvm: /usr/lib64/llvm: /usr/lib64/mysql: /usr/lib64/nvidia: /usr/lib64/tracker-0.12: /usr/lib/wine: /usr/lib64/wine: /usr/lib64/xulrunner-2: /lib: /lib64: /usr/lib: /usr/lib64: /usr/lib64/nvidia/tls: (hwcap...
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How to maintain aspect ratio using HTML IMG tag

...hoto in our application. I have set both its height and width attribute to 64. I need to show any image resolution (e.g. 256x256, 1024x768, 500x400, 205x246, etc.) as 64x64. But by setting the height and width attributes of an img tag to 64, it's not maintaining the aspect ratio, so the image looks ...
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What are the calling conventions for UNIX & Linux system calls (and user-space functions) on i386 an

...int $0x80 http://www.int80h.org/bsdasm/#default-calling-convention x86-64 Linux System Call convention: x86-64 Mac OS X is similar but different. TODO: check what *BSD does. Refer to section: "A.2 AMD64 Linux Kernel Conventions" of System V Application Binary Interface AMD64 Architecture Proc...
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Encoding an image file with base64

I want to encode an image into a string using the base64 module. I've ran into a problem though. How do I specify the image I want to be encoded? I tried using the directory to the image, but that simply leads to the directory being encoded. I want the actual image file to be encoded. ...
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Can't start Eclipse - Java was started but returned exit code=13

...ing combinations of OS, JDK and Eclipse bitness. In my case, I was using a 64-bit JDK with a 32-bit Eclipse on a 64-bit OS. After downgrading the JDK to 32-bit, Eclipse started working. Use one of the following combinations. 32-bit OS, 32-bit JDK, 32-bit Eclipse (32-bit only) 64-bit OS, 32-bit JD...
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ArrayBuffer to base64 encoded string

I need an efficient (read native) way to convert an ArrayBuffer to a base64 string which needs to be used on a multipart post. ...
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What's the difference between using CGFloat and float?

...e introduced to make it easier to write code that works on both 32-bit and 64-bit without modification. However, if all you need is float precision within your own code, you can still use float if you like — it will reduce your memory footprint somewhat. Same goes for integer values. I suggest y...
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Good NumericUpDown equivalent in WPF? [closed]

... Here is an MIT license project with a dll for a WPF control for what you are describing. It allows for customization of increments, minimum, maximum and value with a similar interface to the slider control. http://code.google.com/p/phoenix-control-library/ ...
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PDB文件:每个开发人员都必须知道的 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...PDB文件。第一个毫无疑问就是文件的名字,如果加载 zzz.dll,debugger则查找zzz.pdb文件。在文件名字相同的情况下debugger还通过嵌入到PDB和binay的GUID来确保 PDB和binay的真正的匹配。 所以即使没有任何的代码修改,昨天的binay和今天的P...