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Run an untrusted C program in a sandbox in Linux that prevents it from opening files, forking, etc.?
...interactively and in automatic mode. It has a ptrace()-based backend which allows its use on a Linux system without special privileges, as well as a far faster and more poweful backend which requires patching the kernel.
It is also possible to create a sandbox on Unix-like systems using chroot(1), ...
马无夜草不肥——聊聊程序员接私活的那些坑 - 杂谈 - 清泛网 - 专注C/C++及内核技术
...，经常遇到是否能1000块开发出一个像淘宝那样的网站的问题，自身价值分分钟被贬低，差点被气得一口老血喷涌而出。
靠同学、朋友、同事介绍的渠道通常性价比要高，但有可以抱的大腿少哇。
二. 谈钱伤感情，不谈钱伤身...
提升速度：XP注册表与驱动优化 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...件来提升Windows XP的运行速度!
注册表优化方案
1、启用CPU L2 Cahce
到注册表HKCU_LOCAL_MACHINESYSTEMCurrentControlSetControlSession ManagerMemory Management下，新建Dword值:
SecondLevelDataCache，修改这个值为你的CPU的二级缓存的大小，填写的时候使用...
MySQL复制的概述、安装、故障、技巧、工具 - 数据库(内核) - 清泛网 - 专注...
...主机名作为名字，如此一来一旦主机名发生改变，就会出问题，所以推荐指定log_bin（从服务器的relay_log存在一样的问题）。
注：sync_binlog，innodb_flush_log_at_trx_commit，innodb_support_xa三个选项都是出于安全目的设置的，不是复制的...
Spark java.lang.OutOfMemoryError: Java heap space
... longer need to play with these values, spark will determine them automatically.
Similar to above but shuffle memory fraction. If your job doesn't need much shuffle memory then set it to a lower value (this might cause your shuffles to spill to disk which can have catastrophic impact on speed). So...
海量数据相似度计算之simhash短文本查找 - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...升级、增加机器，但有些时候光是增加机器已经解决不了问题了，就算增加机器也不是短时间能够解决的，需要考虑分布式、客户预算、问题解决的容忍时间？头大时候要相信人类的智慧是无穷的，泡杯茶，听下轻音乐：）畅想...
新手程序员应该知道的7件事 - 创意 - 清泛网 - 专注C/C++及内核技术
...的甚至是几十年）作为专业软件工程师的工作经验。我的问题是，如果他们现在回过头去，哪些技能和知识是他们第一次以写代码为生的时候就希望能够掌握的。无论你是一个刚毕业刚开始自己第一份开发工作的大学生，还是年...
Difference between scaling horizontally and vertically for databases [closed]
...ses and scalability is one of them. What is the difference between horizontally and vertically scaling these databases?
10 ...
recursion versus iteration
...where recursion is used a for loop could be used? And if recursion is usually slower what is the technical reason for ever using it over for loop iteration?
...
What is compiler, linker, loader?
...'space', 'tab' and 'new line'.
Therefore this unit of compilation is also called "TOKENIZER". It also removes
the comments, generates symbol table and relocation table entries.
2) Syntactic Analyzer:
This unit check for the syntax in the code. For ex:
{
int a;
int b;
int c;
int d...