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Explain the use of a bit vector for determining if all characters are unique
...or allows writing a little bit less cryptic code instead plus it can store more flags.
For future reference: bit vector is also known as bitSet or bitArray. Here are some links to this data structure for different languages/platforms:
CPP: BitSet
Java: BitSet
C#: BitVector32 and BitArray
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Retrieve only the queried element in an object array in MongoDB collection
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SQL Server database backup restore on lower version
...I disagree, @Jay, sometimes "you can't" is the perfect answer, though it's more useful to offer workarounds where available.
– Russell Fox
May 2 '17 at 20:31
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Creating a BLOB from a Base64 string in JavaScript
... Everytime I find something to do in javascript I find everytime it's more horrible and horrible and horrible. What a crippled collection of hacks jurily rigged togheter
– Liquid Core
Oct 2 '19 at 10:47
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What does 'const static' mean in C and C++?
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How to change the author and committer name and e-mail of multiple commits in Git?
...--pretty=format:"[%h] %cd - Committer: %cn (%ce), Author: %an (%ae)" ! One more thing: .git/logs has some log files that still have your old name!
– gw0
Feb 3 '17 at 22:23
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How to highlight and color gdb output during interactive debugging?
...(void)walker
Another similar project uses GDB's Python support to provide more extensibility, so this is worth checking out: https://github.com/dholm/voidwalker
@dholm also provides his own .gdbinit inspired from the previous one.
pwndbg
Some projects provide a set of useful functions, includi...
Substitute multiple whitespace with single whitespace in Python [duplicate]
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Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/(.*) /m/$1 permanent;
}
[]的写法...
Nginx url重写rewrite实例详解 - 更多技术 - 清泛网移动版 - 专注IT技能提升
...由于要rewrite一个地址从/mag/xx/xxx/ -> /m/xxx，但原先 /mag/xx/more/ 要保留这就得写一个比较奇特的正则了，尝试了比较多的写法也没成功
最先想到的是：
location ~* ^/mag/[^/]+/[^(more)]+/ {
rewrite ^/mag/[^/]+/(.*) /m/$1 permanent;
}
[]的写法...