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...trl+z(undo)
/string: 查找n next，N pre set:ic(忽略大小写)
:%s/old/new/g:全文替换
：n1,n2s/old/new/g n1 to n2
：n1,n2s/old/new/c 询问
保存/退出
ZZ=:wq
:wq! owner root
:w dir/filename
:r filename 倒入文件内容
:r !date 倒入当前日期
:map ^p 0x<ESC>
^ 行...
How do you perform a left outer join using linq extension methods
..."bs.SingleOrDefault()" will not work if you have another following Join or Include. We need the "bs.FirstOrDefault()" in this cases.
– Dherik
Feb 3 '15 at 12:35
3
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Multiple github accounts on the same computer?
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TypeScript or JavaScript type casting
... 0.8.1, and thus was the correct answer at the time. JSX support was only included 3 years later.
– blorkfish
Jan 5 '17 at 11:43
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git working on two branches simultaneously
...ed in the main repo new $GIT_DIR/worktrees folder (so that work on any OS, including Windows).
Again, once you have cloned a repo (in a folder like /path/to/myrepo), you can add worktrees for different branches in different independent paths (/path/to/br1, /path/to/br2), while having those working ...
Database design for audit logging
...you'd like to keep an audit trail. Each record in the Content table would include its own PK and the modified-by and modified-date data. The Opportunities table would include a reference to the current version as well as information on when the main record was originally created and by whom.
Here...
Are HTTPS headers encrypted?
... added a special HTTP method, CONNECT - intended to create the SSL tunnel, including the necessary protocol handshake and cryptographic setup.
The regular requests thereafter all get sent wrapped in the SSL tunnel, headers and body inclusive.
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Which is the fastest algorithm to find prime numbers?
...d will always be faster than any implementation of the Sieve of Atkin SoA, including Bernstein's as linked in this answer because primesieve reduces the number of operations compared to SoA: For the 32-bit number range (2^32 - 1), primesieve does about 1.2 billion culls whereas SoA does a total of ...
CUDA incompatible with my gcc version
...ot supported with CUDA - code won't compile and the rest of the toolchain, including cuda-gdb, won't work properly. You cannot use them, and the restriction is non-negotiable.
Your only solution is to install a gcc 4.4 version as a second compiler (most distributions will allow that). There is an o...