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How can I determine if a .NET assembly was built for x86 or x64?

...ou need to seek to determine if the 32BIT flag is set to 1 (x86) or 0 (Any CPU or x64, depending on PE): Option | PE | 32BIT ----------|-------|--------- x86 | PE32 | 1 Any CPU | PE32 | 0 x64 | PE32+ | 0 The blog post x64 Development with .NET has some information about corf...
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bpftrace教程【官方】 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术

...\n", comm, str(args->filename)); }' Attaching 1 probe... snmp-pass /proc/cpuinfo snmp-pass /proc/stat snmpd /proc/net/dev snmpd /proc/net/if_inet6 ^C 这里我们跟踪文件打开的时候打印进程名和文件名。 该命令开始是tracepoint:syscalls:sys_enter_openat: 这个是t...
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Detect iPad users using jQuery?

...ser agent strings from iOS devices: # iOS Safari iPad: Mozilla/5.0 (iPad; CPU OS 5_1 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobile/9B176 Safari/7534.48.3 iPhone: Mozilla/5.0 (iPhone; CPU iPhone OS 5_0 like Mac OS X) AppleWebKit/534.46 (KHTML, like Gecko) Version/5.1 Mobil...
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Is there a sleep function in JavaScript? [duplicate]

... A naive, CPU-intensive method to block execution for a number of milliseconds: /** * Delay for a number of milliseconds */ function sleep(delay) { var start = new Date().getTime(); while (new Date().getTime() < start + del...
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What is the difference between concurrency, parallelism and asynchronous methods?

..., which means that it processes multiple sub-tasks of a task in multi-core CPU at same time. An application can be neither parallel – nor concurrent, which means that it processes all tasks one at a time, sequentially. An application can be both parallel – and concurrent, which means that it p...
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How do I choose between Semaphore and SemaphoreSlim?

...because it uses a spin wait. This is more responsive, but eats up a lot of CPU and would be wasteful for longer wait periods where instantaneous responses are less important. Semaphore blocks the thread instead. – r2_118 Jan 4 '16 at 22:34 ...
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How do you add a timer to a C# console application

...for (; ; ) { // add a sleep for 100 mSec to reduce CPU usage Thread.Sleep(100); } } } And here is the resulting output: c:\temp>timer.exe Creating timer: 5:22:40 Tick: 5:22:40 Tick: 5:22:41 Tick: 5:22:42 Tick: 5:2...
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从一个开发的角度看负载均衡和LVS - 更多技术 - 清泛网 - 专注C/C++及内核技术

...允许的情况下我们会采用软负载,软负载解决的两个核心问题是:选谁、转发,其中最著名的是LVS(Linux Virtual Server)。 三、软负载——LVS LVS是四层负载均衡,也就是说建立在OSI模型的第四层——传输层之上,传输层上有...
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为什么我们程序员写不出好代码? - 杂谈 - 清泛网 - 专注C/C++及内核技术

...提交的仓库里。如果代码行数都计算在内的话,原本一个问题只需10行代码即可解决,程序员有可能编写5000行代码,来让功能更加灵活和兼容,这样,他的代码总量就会增加5000行了。 衡量生产力反而会使代码变的更糟,让项目...
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“21天教你学会C++” - 创意 - 清泛网 - 专注C/C++及内核技术

...未命中的情况),从磁盘上读取连续的数据要多长时间,定位到磁盘上的新位置又要多长时间。(答案在这里) 尝试参与到一项语言标准化工作中。可以是ANSI C++委员会,也可以是决定自己团队的编码风格到底采用2个空格的缩...