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Is it worthwile to learn assembly language? [closed]
... you understanding of security issues -- write-or-execute, stack overruns, etc.
Some concurrency issues only become apparent when you are aware of what is happening at the per-instruction level.
It can be useful sometimes when debugging if you don't have the complete source code.
There's the curi...
SQL injection that gets around mysql_real_escape_string()
...l example is DROP TABLE, in practice the attacker is more likely to SELECT passwd FROM users. In the latter case, the second query is usually executed by use of a UNION clause.
– Jacco
May 21 '12 at 9:47
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asynchronous vs non-blocking
...g whether given condition holds (socket is readable, device has more data, etc.)
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拉里佩奇23条箴言帮你度过创业低谷 - 资讯 - 清泛网 - 专注C/C++及内核技术
...事物一直在改变，如果你的事业是稳定的，那你可能是有问题的。
编者注：或许你不知道拉里·佩奇，但一定知道谷歌。他说“你可能觉得谷歌很好用，但我仍觉得它烂透了。”你永远不会相信，就是这个人，一手缔造了谷歌...
Windows batch: formatted date into variable
....
@echo off
setlocal
del /q /f %temp%\timestampfile_*
Logman.exe stop ts-CPU 1>nul 2>&1
Logman.exe delete ts-CPU 1>nul 2>&1
Logman.exe create counter ts-CPU -sc 2 -v mmddhhmm -max 250 -c "\Processor(_Total)\%% Processor Time" -o %temp%\timestampfile_ >nul
Logman.exe start ...
How can I build a small operating system on an old desktop computer? [closed]
...iles and devices, reading and writing, passing messages between processes, etc.
Read up on x86 assembly (assuming you are designing this for an x86 machine). That should answer a lot of your questions with regards to moving between processor operating modes.
If you've got any electronics knowledg...
Apache Spark: The number of cores vs. the number of executors
...acities,
yarn.nodemanager.resource.memory-mb and
yarn.nodemanager.resource.cpu-vcores, should probably be set to 63 *
1024 = 64512 (megabytes) and 15 respectively. We avoid allocating 100%
of the resources to YARN containers because the node needs some
resources to run the OS and Hadoop daemons. In ...
How dangerous is it to access an array out of bounds?
...isk), possibly bringing down the entire system. A lot of malware (viruses, etc.) exploits buffer overruns to gain unauthorized access to the system.
(One historical example: I've heard that on some old systems with core memory, repeatedly accessing a single memory location in a tight loop could li...
高并发服务端分布式系统设计概要 - C/C++ - 清泛网 - 专注C/C++及内核技术
...拆分），并时刻不要忘记备份、扩展、意外处理等讨厌的问题。说起来都比较简单，但设计和实现起来，就会比较困难。以前我的文章，都是“从整到零”的方式来设计一个系统，这次咱们就反着顺序来。
那我们首先来看，我...
Under what circumstances are linked lists useful?
...od solutions to the problems here reported (eg: SkipLists, Dynamic Arrays, etc...).
In this answer I've taken into account the basic data structure every programmer should know about.
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