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error C2662: “Screen::move”: 不能将“this”指针从“const Screen”转...

...ursor = row + c; return *this; } const Screen& Screen::display(std::ostream& os) const { os << contents << '\n'; return *this; } //main中处理 myScreen.display(cout).move(4,0).set('#').display(cout); 解决办法:通过返回调用函数的对象的引用,可以将一些...
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Mac OS X 平台有哪些好用的 SSH 客户端? mac 怎么登录到 linux 服务器并传...

Mac OS X 平台有哪些好用的 SSH 客户端? mac 怎么登录到 linux 服务器并传输文件?Mac OS X 平台有哪些好用的 SSH 客户端?mac 怎么登录到 linux 服务器并传输文件?推荐Cyberduck小黄鸭:下载地址:http: www.pc6...Mac OS X 平台有哪些好用的 ...
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Is there an S3 policy for limiting access to only see/access one bucket?

...source). As stated in this AWS blog post "as an aside, you currently can't selectively filter out certain buckets, so users must have permission to list all buckets for console access." – jwadsack Jun 25 '14 at 20:46 ...
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How to move up a directory with Terminal in OS X

... Make sure to put the space between "cd" and "..", small but may cause a pain if not paying attention. – Abdullah Rasheed Aug 26 '15 at 10:53 ...
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How do I determine the target architecture of static library (.a) on Mac OS X?

... Another option is lipo; its output is brief and more readable than otool's. An example: % lipo -info /usr/lib/libiodbc.a Architectures in the fat file: /usr/lib/libiodbc.a are: x86_64 i386 ppc % lipo -info libnonfatarchive.a input file libnonfatarchive.a is not a fa...
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NPM global install “cannot find module”

.../opt/bin/node [root@uberneek ~]# echo $NODE_PATH My NODE_PATH was empty, and running npm install --global --verbose promised-io showed that it was installing into /opt/lib/node_modules/promised-io: [root@uberneek ~]# npm install --global --verbose promised-io npm info it worked if it ends with ok...
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How do I remove all .pyc files from a project?

... If you're using bash &gt;=4.0 (or zsh) rm **/*.pyc Note that */*.pyc selects all .pyc files in the immediate first-level subdirectories while **/*.pyc recursively scans the whole directory tree. As an example, foo/bar/qux.pyc will be deleted by rm **/*.pyc but not by */*.pyc. The globstar she...
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How to resolve symbolic links in a shell script

... According to the standards, pwd -P should return the path with symlinks resolved. C function char *getcwd(char *buf, size_t size) from unistd.h should have the same behaviour. getcwd pwd ...
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Storing time-series data, relational or non?

...evation. Correction It is not "filtering out the un-needed data"; it is selecting only the needed data. Yes, of course, if you have an Index to support the columns identified in the WHERE clause, it is very fast, and the query does not depend on the size of the table (grabbing 1,000 rows from a ...
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How to style input and submit button with CSS?

...ement. you can target different type of input elements using CSS attribute selector As an example you could write input[type=text] { /*your styles here.....*/ } input[type=submit] { /*your styles here.....*/ } textarea{ /*your styles here.....*/ } Combine with other selectors input[t...