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What is the smallest possible valid PDF?
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I needed a base64-representation of a PDF. So, if anyone is interested, here is the base64-string of the 138 bytes version: JVBERi0xLjAKMSAwIG9iajw8L1BhZ2VzIDIgMCBSPj5lbmRvYmogMiAwIG9iajw8L0tpZHNbMyAw\nIFJdL0NvdW50IDE+PmVuZG9iaiAzIDAgb2...
二维码的生成细节及原理 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...字符，数字，日文，中文等等。这两天学习了一下二维码图片生成的相关细节，觉得这个玩意就是一个密码算法，在此写一这篇文章 ，揭露一下。供好学的人一同学习之。
关于QR Code Specification，可参看这个PDF：http://raidenii.net/f...
Could not load file or assembly … The parameter is incorrect
...g applied to reference at this time (private, custom, partial, or location-based assembly bind).
LOG: Attempting download of new URL **file:///C:/Windows/Microsoft.NET/Framework/v4.0.30319/Temporary ASP.NET Files/root/3c8629f7/dfa387b6/Avanade.ViddlerNet.DLL.**
LOG: Attempting download of new URL **...
Is there a faster/shorter way to initialize variables in a Rust struct?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How do I install Python OpenCV through Conda?
...nCV 3.x - mainly because this is how the OpenCV-Python Tutorials are setup/based on.
In my case, I've extracted the package (essentially a folder) straight to my C drive (C:\opencv).
Copy and Paste the cv2.pyd file
The Anaconda Site-packages directory (e.g. C:\Users\Johnny\Anaconda\Lib\site-packa...
How do I achieve the theoretical maximum of 4 FLOPs per cycle?
...sh:~ mackie$ clang -v
Apple clang version 3.0 (tags/Apple/clang-211.10.1) (based on LLVM 3.0svn)
Target: x86_64-apple-darwin11.2.0
Thread model: posix
The inner loop of clang's code looks like this:
.align 4, 0x90
LBB2_4: ## =>This Inner Loop Header: De...
【App Inventor 2 数据可视化】使用柱状图和饼图收集数据 - App应用开发 - ...
...ot;#ffc107">sadButton</font>做同样的操作。用下面的图片检查你的工作。编码Reset按钮。
当按“Reset”键，会将所有变量重置为0。用下图检查你的代码。拖动barGraphData2D，重置柱状图。从barGraphData2D抽屉中清除:
使用相同的...
PHP random string generator
...dom_pseudo_bytes(10)); // 20 chars
In PHP 7 (random_bytes()):
$string = base64_encode(random_bytes(10)); // ~14 characters, includes /=+
// or
$string = substr(str_replace(['+', '/', '='], '', base64_encode(random_bytes(32))), 0, 32); // 32 characters, without /=+
// or
$string = bin2hex(random_b...
How to clear basic authentication details in chrome
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echo YXNkc2E6 | base64 -D => asdsa:
– whitehat101
Nov 15 '16 at 22:09
Xcode iOS project only shows “My Mac 64-bit” but not simulator or device
... my case, I have no executale selected and it runs fine... After I fix the Base SDK (under Build Settings) which was oddly wrongly set to "iphoneos" rather than "iOS 5.0" as it should and as it was before.
– cregox
Jan 6 '12 at 16:33
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