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Create array of regex matches
...n(match.group() + " at " + match.start());
}
yields
a at 0
b at 1
a at 3
c at 4
a at 5
a at 7
b at 8
a at 10
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总结const_cast、static_cast、dynamic_cast、reinterpret_cast - C/C++ - ...
...型来保证转换安全。也可用于父子类指针的向上转换。
3) dynamic_cast：基类、派生类直接的转换，检查类型安全，向下转换时失败(为NULL)，static_cast不会。
4) reinterpret_cast：任意转换，指针与其他类型间不安全的相互转换，仅在...
Forward declaration of a typedef in C++
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173
You can do forward typedef. But to do
typedef A B;
you must first forward declare A:
class A...
How do you mock out the file system in C# for unit testing?
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Matt HowellsMatt Howells
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How can I find script's directory with Python? [duplicate]
... Czarek TomczakCzarek Tomczak
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Show current assembly instruction in GDB
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323
You can switch to assembly layout in GDB:
(gdb) layout asm
See here for more information. T...
How to get Vim to highlight non-ascii characters?
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edited May 15 '15 at 12:53
answered Jun 7 '13 at 15:17
Mic...
postgresql list and order tables by size
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153
select table_name, pg_relation_size(quote_ident(table_name))
from information_schema.tables
wher...
How to think in data stores instead of databases?
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Nick JohnsonNick Johnson
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Are email addresses case sensitive?
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374
From RFC 5321, section 2.3.11:
The standard mailbox naming convention is defined to be
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