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Lua简明教程 - 更多技术 - 清泛网 - 专注C/C++及内核技术
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变量
Lua的数字只有double型，64bits，你不必担心Lua处理浮点数会慢（除非大于100,000,000,000,000），或是会有精度问题。
你可以以如下的方式表示数字，0x开头的16进制和C是很像的。
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How can I shuffle the lines of a text file on the Unix command line or in a shell script?
... JoeyJoey
304k7575 gold badges627627 silver badges640640 bronze badges
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ACE vs Boost vs POCO [closed]
...CP/IC socket connections and a serial port. The code runs on both 32 and 64 bit Linux. A few of the many ACE classes I have used are the ACE_Reactor, ACE_Time_Value, ACE_Svc_Handler, ACE_Message_Queue, ACE_Connector. ACE was a key factor to the success of our project. It does take a significan...
Docker - a way to give access to a host USB or serial device?
...us:ro -v /dev/serial:/dev/serial:ro -i -t --entrypoint /bin/bash debian:amd64
without doing this, any newly plugged or rebooting device after the container started, will get a new bus ID and will not be allowed access in the container.
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How do I hide javascript code in a webpage?
...73%2E%63%73%73%22%20%74%79%70%65%3D%22%74%65%78%74%2F%63%73%73%22%20%6D%65%64%69%61%3D%22%73%63%72%65%65%6E%22%20%2F%3E%0A%3C%73%63%72%69%70%74%20%74%79%70%65%3D%22%74%65%78%74%2F%6A%61%76%61%73%63%72%69%70%74%22%20%73%72%63%3D%22%73%63%72%69%70%74%2F%6A%73%2E%6A%73%22%20%6C%61%6E%67%75%61%67%65%3D%...
Force HTML5 youtube video
...ed, when I specify the param HTML5 player is loaded. OS: Linux, Firefox 33 64bit.
– Czar
Oct 22 '14 at 14:20
I just te...
How do I increase the RAM and set up host-only networking in Vagrant?
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You can modify various VM properties by adding the following configuration (see the Vagrant doc...
String.Join method that ignores empty strings?
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Stefan SteigerStefan Steiger
64k6060 gold badges316316 silver badges397397 bronze badges
a...
Python 3.x rounding behavior
... @Adam: I think you're misunderstanding. The binary format (IEEE 754 binary64) used to store floats can't represent 2.675 exactly: the closest the computer can get is 2.67499999999999982236431605997495353221893310546875. That's pretty close, but it's not exactly equal to 2.675: it's very slightly cl...
Has Facebook sharer.php changed to no longer accept detailed parameters?
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Shankar Damodaran
64k1313 gold badges8282 silver badges120120 bronze badges
answered Apr 9 '14 at 17:15
jsnjackjsnjack
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