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TCP 的那些事儿（上） - 更多技术 - 清泛网 - 专注C/C++及内核技术
...处理正常的大负载的连接的情况。因为，synccookies是妥协版的TCP协议，并不严谨。对于正常的请求，你应该调整三个TCP参数可供你选择，第一个是：tcp_synack_retries 可以用他来减少重试次数；第二个是：tcp_max_syn_backlog，可以增大SY...
Is either GET or POST more secure than the other?
...xR'u/
T/yO3dS&??hIOB/?/OI?$oH2_?c_?OsD//0/_s%r
GET over SSL
rV/O8ow1pc`?058/8OS_Qy/$7oSsU'qoo#vCbOO`vt?yFo_?EYif)
43`I/WOP_8oH0%3OqP_h/cBO&24?'?o_4`scooPSOVWYSV?H?pV!i
?78cU!_b5h'/b2coWD?/43Tu?153pI/9?R8!_Od"(//O_a#t8x?__
bb3D?05Dh/PrS6_/&5p@V f $)/xvxfgO'q@y&e&S0rB3D/Y_/fO?
_...
Using a piano keyboard as a computer keyboard [closed]
...s from any device.
These are Max for a Mac environment and Pure Data for a PC environment. Both have a plethora of online documentation and YouTube tutorials. The video Max/MSP Tutorial 1 - using your computer keyboard as midikeyboard (ableton style) demonstrates a program built in Max that maps a c...
不同品牌的防火墙组成高可靠性集群 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...linux 变成一台路由器
Zebra介绍介绍
Zebra 是一个 TPC/IP 路由软件，支持 BGP-4、BGP-4+、OSPFv2、OSPFv3、RIPv1、RIPv2 和 RIPng。它的发行遵循 GNU 通用公共许可协议，可以运行于 Linux 以及其他一些 Unix 变体操作系统上。Zebra 是那些系...
Replacing a 32-bit loop counter with 64-bit introduces crazy performance deviations with _mm_popcnt_
I was looking for the fastest way to popcount large arrays of data. I encountered a very weird effect: Changing the loop variable from unsigned to uint64_t made the performance drop by 50% on my PC.
...
Java 256-bit AES Password-Based Encryption
...ible to set the key length to 128-bits? Modifying security folder in every PC is not an option for me.
– IvanRF
Jul 17 '15 at 16:36
1
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What techniques can be used to speed up C++ compilation times?
...ossibleChoices = {Option1, Option2, Option3}
template <PossibleChoices pc>
struct foo { };
We know that this class can have three possible instantiations:
template class foo<PossibleChoices::Option1>;
template class foo<PossibleChoices::Option2>;
template class foo<PossibleCho...
汇编语言超浓缩教程（汇编入门必备） - C/C++ - 清泛网 - 专注C/C++及内核技术
...忆符号所构成的汇编语言是为人设计的，而机器语言是对PC设计的。
现在，我们再来剖析一个可以将所有ASCII码显示出来的程序。
1. 输入 DEBUG
2. 输入 A100
3．输入 MOV CX,0100 ；装入循环次数
MOV DL,00 ；...
What happens when a computer program runs?
...registers vary for other CPU architectures, such as ARM, MIPS, Alpha, PowerPC, but all of them execute instructions without passing them through the ALU.
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How to get HTTP Response Code using Selenium WebDriver
...ressions). First detect the start of the request, identifying its id (nsHttpChannel::BeginConnect [this=000000CED8094000]), then at the second step, find the response code for that request id (nsHttpChannel::ProcessResponse [this=000000CED8094000 httpStatus=200]).
import java.io.File;
import java.i...