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CSS – why doesn’t percentage height work? [duplicate]
..."width: 200px; height: 100px; background-color: orange">
<div id="cc" style="width: 50%; height: 100px; background-color: blue"></div>
</div>
<div id="d" style=" height: 100px; background-color: orange">
<div id="dd" style="width: 50%; ...
What are the GCC default include directories?
When I compile a very simple source file with gcc I don't have to specify the path to standard include files such as stdio or stdlib.
...
[精华] VC中BSTR、Char和CString类型的转换 - C/C++ - 清泛网 - 专注C/C++及内核技术
...：
BSTR bstrText = _bstr_t("This is a test");
方法四，使用CComBSTR。例如：
BSTR bstrText = CComBSTR("This is a test"); 或
CComBSTR bstr("This is a test");
BSTR bstrText = bstr.m_str;
方法五，使用ConvertStringToBSTR。例如：
char* lpszText = "Test";
BS...
What's the purpose of git-mv?
...?
$ git add *
$ git commit -m "change"
$ git log c
commit 0c5425be1121c20cc45df04734398dfbac689c39
Author: Sergey Orshanskiy <*****@gmail.com>
Date: Sat Oct 12 00:24:56 2013 -0400
change
and then
$ git log --follow c
Author: Sergey Orshanskiy <*****@gmail.com>
Date: Sat O...
Finding what branch a Git commit came from
...61-g84e48b6 is on v2.6.12-n
[...]
This program does not take into account the effects of cherry-picking the commit of interest, only merge operations.
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Detect if stdin is a terminal or pipe?
...
./test /dev/tty OK YES S_ISCHR
./test ≺ test.cc /dev/tty OK NO S_ISREG
cat test.cc | ./test /dev/tty OK NO S_ISFIFO
echo ./test | at now /dev/tty FAIL NO S_ISREG
The results are from a Ubuntu Linux 11.04 system using followi...
linux 下巧妙使用squid代理服务器 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...：迅雷中：
禁止的是用下载工具下载如（迅雷）如果网页上直接保存，可以下载！
4.10 禁止QQ通过Squid代理上网。
acl qq url_regex -i tencent.com
http_access deny qq
正常情况下,qq工具只要设置代理方式中的任意一种也可登陆qq
qq...
How update the _id of one MongoDB Document?
...store the document in a variable
doc = db.clients.findOne({_id: ObjectId("4cc45467c55f4d2d2a000002")})
// set a new _id on the document
doc._id = ObjectId("4c8a331bda76c559ef000004")
// insert the document, using the new _id
db.clients.insert(doc)
// remove the document with the old _id
db.client...
Automatically plot different colored lines
...ould use a colormap such as HSV to generate a set of colors. For example:
cc=hsv(12);
figure;
hold on;
for i=1:12
plot([0 1],[0 i],'color',cc(i,:));
end
MATLAB has 13 different named colormaps ('doc colormap' lists them all).
Another option for plotting lines in different colors is to use ...
pdf2htmlEX实现pdf转html - 开源 & Github - 清泛网 - 专注C/C++及内核技术
...文件的文件名 (default: "")
--page-filename <string> 分割的网页名称 (default:"")
--outline-filename <string> 生成的链接文件名称 (default:"")
--process-nontext <int> 渲染图行，文字除外 (default: 1)
--process-outline <int> 在html中显示...