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为什么你得学些 TCP 的知识？ - 环境配置 - 清泛IT社区，为创新赋能！
...时候，我又记起来了。
所以我认为——这不可能是我的问题，可能吗？可能吗？？然后我发了一封邮件给我团队说：“我想我快要疯了，但是这可能是 TCP 的问题”。
所以我提交了一次修订，将我的应该调整为 TCP_NODELAY，然后...
卸载SQL Server2000后不能再次安装的问题解决方法 - 数据库(内核) - 清泛网...
卸载SQL Server2000后不能再次安装的问题解决方法曾经由于磁盘空间的问题，卸载了SQL Server2000，可当再次要把它安装上的时候，却怎么也不行了。无论是安装哪一个版本，永远都是同样的错 曾经由于磁盘空间的问题，卸载了SQL S...
Is SHA-1 secure for password storage?
... systems do: the hashed passwords, which used to be in the world-readable /etc/password file, are now in the /etc/shadow file which is protected against read access, except by a few privileged applications. The assumption here is that if the attacker can read /etc/shadow, then he probably has enough...
How to Calculate Execution Time of a Code Snippet in C++
...
I have another working example that uses microseconds (UNIX, POSIX, etc).
#include <sys/time.h>
typedef unsigned long long timestamp_t;
static timestamp_t
get_timestamp ()
{
struct timeval now;
gettimeofday (&now, NULL);
return now.tv_usec + ...
MySQL一次主从数据不一致的问题解决过程 - 数据库(内核) - 清泛网 - 专注C/...
MySQL一次主从数据不一致的问题解决过程情况时这样的：昨天晚上主动2个机器都迁移了，然后今天才把主动重新连接上，但是从库的偏移量是从今天当前时刻开始的，也就是说虽然现在主...情况时这样的：
昨天晚上主动2个机器...
How to manually expand a special variable (ex: ~ tilde) in bash
...${username#"~"}
IFS=: read -r _ _ _ _ _ homedir _ < <(getent passwd "$username")
if [[ $path = */* ]]; then
path=${homedir}/${path#*/}
else
path=$homedir
fi
;;
esac
resultPathElements+=( "$path" )
done
local result
print...
What is “vectorization”?
...GE
Vectorization describes the absence of any explicit looping, indexing, etc., in the code - these things are taking place, of course, just “behind the scenes” in optimized, pre-compiled C code. Vectorized code has many advantages, among which are:
vectorized code is more concise and easier ...
How do I get Windows to go as fast as Linux for compiling C++?
...is by looking at the differences between the two compilers, build systems, etc etc.
– surfasb
Dec 20 '11 at 1:24
Windo...
What are the file limits in Git (number and size)?
... if they are called frequently by the web front-end to GitLab/Stash/GitHub etc then they can become bottlenecks. (e.g. 'git branch --contains' seems terribly adversely affected by large numbers of branches.)
git-blame could be slow when a file is modified a lot.
...
“An attempt was made to load a program with an incorrect format” even when the platforms are the sam
...been unchecked for my executable, so it was still running with the old Any CPU build. After I fixed that, Visual Studio complained that it couldn't debug the assembly, but that was fixed with a restart.
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