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Java 理论与实践: 线程池与工作队列 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...互斥、信号量、诸如在并发访问下执行得很好的队列和散列表之类集合类以及几个工作队列实现。该包中的 PooledExecutor 类是一种有效的、广泛使用的以工作队列为基础的线程池的正确实现。您无须尝试编写您自己的线程池，这...
Shell脚本编程30分钟入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...段，sed则可以实现更新插入删除等写操作。
ps
查看进程列表
grep排除grep自身查找与target相邻的结果awksed插入替换删除xargscurl综合案例
参考资料
Advanced Bash-Scripting Guide，非常详细，非常易读，大量example，既可以当入门教...
Seeding the random number generator in Javascript
...
Antti Sykäri's algorithm is nice and short. I initially made a variation that replaced JavaScript's Math.random when you call Math.seed(s), but then Jason commented that returning the function would be better:
Math.seed = function(s)...
获取文件系统映像及恢复删除的数据（FAT文件系统格式描述） - C/C++ - 清泛...
...这个文件就算读取完毕了？一般地，每个一个记录值为下列表中值，则说明已经读到文件的末尾了。
系统格式
末尾取值
Fat12
0xfff
Fat16
0xffff
Fat32
0x0fffffff
...
Compare two data.frames to find the rows in data.frame 1 that are not present in data.frame 2
...he same output is in compare_output$comparison_df which you can write to a CSV/TEXT fule using native R functions.
– Alex Joseph
Feb 13 '19 at 11:37
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How do I get the different parts of a Flask request's url?
...s in Flask:
@app.errorhandler(404)
def not_found(e):
with open("./404.csv", "a") as f:
f.write(f'{datetime.datetime.now()},{request.__dict__}\n')
return send_file('static/images/Darknet-404-Page-Concept.png', mimetype='image/png')
...
Proper use of 'yield return'
... Another example that might be interesting is when reading rather large CSV files. You want to read each element but you also want to extract your dependency away. Yield returning an IEnumerable<> will allow you to return each row and process each row individually. No need to read a 10 Mb f...
When is a language considered a scripting language? [closed]
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@Andrey: Chakra (IE9), TraceMonkey/JägerMonkey (Firefox), Nitro (Safari), Carakan (Opera) all compile JavaScript to bytecode and then some of the bytecode is interpreted and some compiled to native code. V8 (Chrome) skips bytecode and compiles JavaScript strai...
Mozilla PDF.js：PDF在线预览 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...工作所需的浏览器的测试要求，请参考如下浏览器特性的列表：
Browser
Supported
Automated Testing
Notes
Firefox Stable
yes
Windows and Linux
Chrome Stable
yes
Windows and Linux
...
Invalid postback or callback argument. Event validation is enabled using '
...qiueID]. And if multiple are selected the browser posts it the values as a csv. Note the items and selectedindex properties of the control will be wrong on the server since you've modified the itrmlist on the client which the server doesn't know about.
– Michael
...