大约有 3,600 项符合查询结果（耗时：0.0166秒） [XML]
What do hjust and vjust do when making a plot using ggplot?
...he appendices of which are available at http://ggplot2.org/book/appendices.pdf.
However, it is not quite that simple. hjust and vjust as described there are how it works in geom_text and theme_text (sometimes). One way to think of it is to think of a box around the text, and where the reference...
C++ Modules - why were they removed from C++0x? Will they be back later on?
...on about his implementation:
http://llvm.org/devmtg/2012-11/Gregor-Modules.pdf?=submit
EDIT 2:
The module support in clang have been documented here:
http://clang.llvm.org/docs/Modules.html
EDIT 3:
Modules are now supported in Microsoft's C++ compiler as well:
http://blogs.msdn.com/b/vcblog/arc...
OnNotify函数 ON_NOTIFY消息总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...问请联系wjh_2010@163.com。
（声明：原文来自MSDN 2001 Oct版，原文内涉及的连接由于是脱机连接，所以译文内的连接是本人尽量找自MSDN online）
TN061: ON_NOTIFY and WM_NOTIFY Messages
这个技术文章介绍了关于新WM_NOTIFY消息， 还描述了建...
rsync: difference between --size-only and --ignore-times
... https://www.andrew.cmu.edu/course/15-749/READINGS/required/cas/tridgell96.pdf. The wikipedia article on rsync is also very good.
For local files, rsync compares metadata and if it looks like it doesn't need to copy the file because size and timestamp match between source and destination it doesn't...
The Definitive C++ Book Guide and List
...t are likely to be included in C++20.
Overview of the New C++ (C++11/14) (PDF only) (Scott Meyers) (updated for C++14) These are the presentation materials (slides and some lecture notes) of a three-day training course offered by Scott Meyers, who's a highly respected author on C++. Even though the...
Generate a heatmap in MatPlotLib using a scatter data set
...n't mean to be an idiot, but how do you actually have this output to a PNG/PDF file instead of only displaying in an interactive IPython session? I'm trying to get this as some sort of normal axes instance, where I can add a title, axis labels, etc. and then do the normal savefig() like I would do f...
Which is faster: Stack allocation or Heap allocation
...a access."
Declare e volatile, but volatile is often compiled incorrectly (PDF).
Take the address of e inside the loop (and maybe assign it to a variable that is declared extern and defined in another file). But even in this case, the compiler may notice that -- on the stack at least -- e will alwa...
Group vs role (Any real difference?)
...rence between roles and groups.
http://profsandhu.com/workshop/role-group.pdf
A group is a collection of users with a given set of permissions assigned to the group (and transitively, to the users). A role is a collection of permissions, and a user effectively inherits those permissions when he ac...
Finding all possible combinations of numbers to reach a given sum
...ins and mathematical model of it at http://jaqm.ro/issues/volume-5,issue-2/pdfs/patterson_harmel.pdf (or Google coin change problem).
By the way, the Scala solution by Tsagadai, is interesting. This example produces either 1 or 0. As a side effect, it lists on the console all possible solutions. It...
How can I view the source code for a function?
...repository or Winston Chang's github mirror.
Uwe Ligges's R news article (PDF) (p. 43) is a good general reference of how to view the source code for .Internal and .Primitive functions. The basic steps are to first look for the function name in src/main/names.c and then search for the "C-entry" na...