大约有 2,200 项符合查询结果(耗时:0.0223秒) [XML]

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How to create circle with Bézier curves?

... @legends2k I use LaTeX with TikZ to generate a PDF that I convert to PNG then. – Kpym Jan 6 '16 at 23:00  |  show ...
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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...
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Why can't I have “public static const string S = ”stuff"; in my Class?

... 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...
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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...
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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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tcp端口状态ESTABLISHED、TIME_WAIT、CLOSE_WAIT 、SYN_RECV等详解 - C/C++...

...缩短TIME_WAIT的等待时间 ubuntu机设置 vi /etc/sysctl.conf 编辑文件,加入以下内容: net.ipv4.tcp_syncookies = 1 net.ipv4.tcp_tw_reuse = 1 net.ipv4.tcp_tw_recycle = 1 net.ipv4.tcp_fin_timeout = 30 然后执行 /sbin/sysctl -p 让参数生效。 net.ipv4.tcp_sy...
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How do I upload a file with metadata using a REST web service?

...8029299 Content-Disposition: form-data; name="name"; filename="myfilename.pdf" Content-Type: application/octet-stream %PDF-1.4 % 2 0 obj <</Length 57/Filter/FlateDecode>>stream x+r 26S00SI2P0Qn F !i\ )%!Y0i@.k [ endstream endobj 4 0 obj <</Type/Page/MediaBox[0 0 595 842]/Resourc...
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MFC中ComboBox控件的使用 - C/C++ - 清泛网 - 专注C/C++及内核技术

...: if(GetFocus()==GetDlgItem(IDC_EDIT_VALUE2))//判断焦点是否在编辑框IDC_EDIT_VALUE2内 但是combobox 的焦点不同,因为它是由edit和listbox两部分组成的 所以获得焦点要用GetParent(): if((GetFocus()->GetParent())==GetDlgItem(IDC_COMBO_CF)) ... 控制Combo B...
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File Upload ASP.NET MVC 3.0

...GetExtension(Request.Files[0].FileName).ToLower(); if (extension != ".pdf" && extension != ".doc" && extension != ".docx" && extension != ".rtf" && extension != ".txt") { ModelState.AddModelError("uploadError", "Supported file extensions: pdf, doc, do...