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What does the ??!??! operator do in C?
...rdcopy communication terminals as computer user interfaces. In the initial Unix and C era that was the ASR-33 Teletype.
This device was slow (10 cps) and noisy and ugly and its view of the ASCII character set ended at 0x5f, so it had (look closely at the pic) none of the keys:
{ | } ~
The trig...
How can I run a PHP script in the background after a form is submitted?
...ce the & at the end of the command (as pointed out by @netcoder). This UNIX command runs a process in the background.
The extra variables surrounded in single quotes after the path to the script are set as $_SERVER['argv'] variables that I can call within my script.
The email script then outp...
difference between #if defined(WIN32) and #ifdef(WIN32)
...onals.
For example in your case:
#if defined(WIN32) && !defined(UNIX)
/* Do windows stuff */
#elif defined(UNIX) && !defined(WIN32)
/* Do linux stuff */
#else
/* Error, both can't be defined or undefined same time */
#endif
...
CSV file written with Python has blank lines between each row
...at RFE is Informational. While \r\n may be "standard" on Windows, I'm sure Unix applications typically don't see it that way.
– Dan Breslau
Jul 28 '10 at 2:51
2
...
Converting Long to Date in Java returns 1970
...any epochs dates have been used in various systems. Commonly used is POSIX/Unix time, where the epoch is the first moment of 1970 in UTC. But you should not assume this epoch.
What precision?Are we talking seconds, milliseconds, microseconds, or nanoseconds since the epoch?
What time zone?Usually a ...
关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...而从程序的角度来看，这样的理解更合适，
socket起源于Unix，而Unix/Linux基本哲学之一就是“一切皆文件”，都可以用“打开open –> 读写write/read –> 关闭close”模式来操作。我的理解就是Socket就是该模式的一个实现，socket...
How do I run a Node.js application as its own process?
...ar/www/myapp
[Install]
WantedBy=multi-user.target
Note if you're new to Unix: /var/www/myapp/app.js should have #!/usr/bin/env node on the very first line.
Copy your service file into the /etc/systemd/system folder.
Tell systemd about the new service with systemctl daemon-reload.
Start it with...
How to run JUnit test cases from the command line
...es to the classpath and separate that with semicolons (Windows) or colons (UNIX/Linux). It depends on your environment.
Edit: I've added current directory as an example. Depends on your environment and how you build your application (can be bin/ or build/ or even my_application.jar etc). Note Java ...
程序员才能听得懂的笑话 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...挺酷的。”
6、Keyboard not found ... press F1 to continue
7、Unix是用户友好的，只是要成为Unix的用户很困难。
8、一百万只猴子，给他们一百万个键盘，其中的一个会写出Java程序，其它的写的都是Perl程序。
9、程序员给孩子取...
Get Folder Size from Windows Command Line
...
Steve, in my eyes PowerShell is way more Unix-y than Unix in that most core commands are really orthogonal. In Unix du gives directory size but all it's doing is walking the tree and summing up. Something that can be very elegantly expressed in a pipeline like here ...