大约有 2,000 项符合查询结果(耗时:0.0093秒) [XML]
How to save a plot as image on the disk?
...a plot, you need to do the following:
Open a device, using png(), bmp(), pdf() or similar
Plot your model
Close the device using dev.off()
Some example code for saving the plot to a png file:
fit <- lm(some ~ model)
png(filename="your/file/location/name.png")
plot(fit)
dev.off()
This is d...
How to find out which fonts are referenced and which are embedded in a PDF document
We have a little problem with fonts in PDF documents. In order to put the finger on the problem I'd like to inspect, which fonts are actually embedded in the pdf document and which are only referenced. Is there an easy (and cheap as in free) way to do that?
...
Apache .htaccess 禁止访问某目录方法 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...文件以确定组中的用户,其格式很简单,可以用你喜欢的编辑器建立,例如:
admin: wwq
editer: lily baty
我将它保存为d:/下的groups文件
使用htpasswd d:/passwords lily(htpasswd d:/passwords groups)为编辑组添加两个用户
修改.htaccess:
AuthType B...
支撑Github的开源技术 - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...它的实现效果。
ace
Ace是一个使用Javascript开发的代码编辑器,具备语法高亮、快捷键绑定等特性, Github使用Ace实现基于web的代码编辑功能。
zepto
Zepo是一个JavaScript框架,其特点是兼容现有jQuery API的同时,自身体积十分...
iTextSharp - Sending in-memory pdf in an email attachment
...
Have you tried:
PdfWriter writer = PdfWriter.GetInstance(doc, memoryStream);
// Build pdf code...
writer.CloseStream = false;
doc.Close();
// Build email
memoryStream.Position = 0;
mm.Attachments.Add(new Attachment(memoryStream, "test.pd...
Vertically aligning CSS :before and :after content [duplicate]
...ing your advice on the vertical-align CSS attribute. Thanks for the tip!
.pdf:before {
padding: 0 5px 0 0;
content: url(../img/icon/pdf_small.png);
vertical-align: -50%;
}
share
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impr...
boost多索引容器multi_index_container实战 - C/C++ - 清泛网 - 专注C/C++及内核技术
boost多索引容器multi_index_container实战boost多索引容器multi_index_container用法详解、性能测试等。目录:
boost多索引容器multi_index_container详解
boost多索引容器multi_index_container架构图
boost多索引容器multi_index_container性能测试
原文地...
StringUtils 字符串工具扩展:强大的文本处理工具集 · App Inventor 2 中文网
... 返回值:布尔值
高级功能
编辑距离 LevenshteinDistance(左文本, 右文本)
计算两个字符串之间的 Levenshtein 距离(编辑距离),用于衡量字符串相似度。
返回值:编辑距离(需要的最小编辑操...
Windows下如何判断Win32 or x64? - C/C++ - 清泛网 - 专注C/C++及内核技术
...惑的。
在 Win32 配置下,WIN32 在“项目属性-C/C++-预处理器-预处理器定义”里声明了,而在 x64 配置下,这个常量并不在项目预定义列表中。这是否说明可以根据 WIN32 来判断是否在 x64 平台呢?不。在 Windows SDK 的 minwindef.h 下第 37...
How do I get the file name from a String containing the Absolute file path?
...ring variable contains a file name, C:\Hello\AnotherFolder\The File Name.PDF . How do I only get the file name The File Name.PDF as a String?
...
