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What Every Programmer Should Know About Memory?
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The guide in PDF form is at https://www.akkadia.org/drepper/cpumemory.pdf.
It is still generally excellent and highly recommended (by me, and I think by other performance-tuning experts). It would be cool if Ulrich (or anyone else) wrot...
How to create circle with Bézier curves?
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@legends2k I use LaTeX with TikZ to generate a PDF that I convert to PNG then.
– Kpym
Jan 6 '16 at 23:00
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show ...
Managing CSS Explosion
...l 4 my answer has included the advice to download and read Natalie Downe's PDF CSS Systems. (The PDF includes tons of notes not in the slides, so read the PDF!). Take note of her suggestions for organization.
EDIT (2014/02/05) four years later, I'd say:
Use a CSS pre-processor and manage your fil...
ByteArray 扩展 - 字节数组处理工具 · App Inventor 2 中文网
...文件等。
3. 数据加密
实现简单的加密算法，对数据进行字节级别的操作。
4. 传感器数据处理
处理来自传感器的原始二进制数据。
5. 协议实现
实现各种通信协议，如Modbus、...
How to encode the filename parameter of Content-Disposition header in HTTP?
... a comma (,) in the filename, e.g. Content-Disposition: filename="foo, bar.pdf". The result is that firefox downloads the file correctly but keeps the .part extension (e.g foo,bar.pdf-1.part). Then, of course the file won't open correctly because the application is not associated with .part. Other A...
剖析程序的内存布局 - C/C++ - 清泛网 - 专注C/C++及内核技术
...分配请求所需的内存块。堆管理是很复杂的，需要精细的算法，应付我们程序中杂乱的分配模式，优化速度和内存使用效率。处理一个堆请求所需的时间会大幅度的变动。实时系统通过特殊目的分配器来解决这个问题。堆也可能...
Why can't I have “public static const string S = ”stuff"; in my Class?
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From the C# language specification (PDF page 287 - or 300th page of the PDF):
Even though constants are considered
static members, a constant
declaration neither requires nor
allows a static modifier.
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Is functional GUI programming possible? [closed]
...he technique and the decisions: conal.net/papers/genuinely-functional-guis.pdf I have been doing purely functional GUI programming in this style for a few months now. I LOVE it, it is such a pleasant relief from the spaghetti hell of imperative UI programming, which seems to be worse in this respe...
Finding all cycles in a directed graph
...owing link:
http://www.cs.tufts.edu/comp/150GA/homeworks/hw1/Johnson%2075.PDF
A java implementation can be found in:
http://normalisiert.de/code/java/elementaryCycles.zip
A Mathematica demonstration of Johnson's algorithm can be found here, implementation can be downloaded from the right ("Downl...
Paperclip::Errors::MissingRequiredValidatorError with Rails 4
... Paperclip will also throw "Missing Required Validator Error" in case of PDF file upload. The workaround for that is: First install the "GhostScript" and then add "application/pdf" to content-type.
– HackerKarma
Mar 10 '14 at 15:41
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