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[解决]CTRL: PTY read or GRE write failed - 更多技术 - 清泛网 - 专注C/C++及内核技术
....XXX.XXX control connection finished
于是把打开调试模式，修改/etc/ppp/pptp-options 文件，找到
#取消如下行前#
debug
#执行
service pptpd restart
取消行前的注释，重启pptpd服务进入调试模式
分析日志后发现是logwtmp版本的与pptpd版本...
What are forward declarations in C++?
...hat you expected.
So, just to keep things explicit and avoid the guessing etc, the compiler insists you declare everything before it is used.
Difference between declaration and definition
As an aside, it's important to know the difference between a declaration and a definition. A declaration jus...
How are everyday machines programmed?
... (not so much computers and mobile devices as appliances, digital watches, etc) programmed? What kind of code goes into the programming of a Coca-Cola vending machine? How does my coffee maker accept a pre-programmed time and begin brewing a pot of coffee hours later, when that time arrives?
...
How can I have grep not print out 'No such file or directory' errors?
...significantly faster than standard grep. (Perhaps it ignores binary files, etc? No idea, but useful.)
– Daniel
Mar 24 at 14:12
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How to set the current working directory? [duplicate]
...
I usually use os.getcwd() first, and that shows me the format of the accepted input for os.chdir().
– Rani Kheir
Apr 21 '16 at 9:22
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Why does GCC generate such radically different assembly for nearly the same C code?
...dern compilers" fill in the blank, do the best job, make the fastest code, etc. Actually I saw gcc get worse from 3.x to 4.x on arm at least. 4.x might have caught up to 3.x by this point, but early on it produced slower code. With practice you can learn how to write your code so the compiler doe...
Error to run Android Studio
...javac 1.8.0_91
Finally, add JAVA_HOME to the environment variable
Edit /etc/environment and add JAVA_HOME=/usr/lib/jvm/java-8-oracle to the end of the file
sudo nano /etc/environment
Append to the end of the file
JAVA_HOME=/usr/lib/jvm/java-8-oracle
You will then have to reboot, you can do ...
Run php script as daemon process
...wns on script completion.
How to set it up:
Create a new script file at /etc/init/myphpworker.conf. Here is an example:
# Info
description "My PHP Worker"
author "Jonathan"
# Events
start on startup
stop on shutdown
# Automatically respawn
respawn
respawn limit 20 5
# Run the script!
# No...
How to get english language word database? [closed]
...lity to download their database in a lot of formats - CSV, MySQL Database, etc.. and even have APIs you can use through .Net, Java etc... This is the download page - wordnet.princeton.edu/wordnet/download
– user266803
Feb 6 '10 at 16:41
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OpenLayers vs Google Maps? [closed]
...your entire code. Google, Yahoo, Microsoft, WMS, ArcGIS Server, MapServer, etc. are all supported out of the box.
Vector Support: Better support for points, polylines, and polygons.
Control: You have the ability to add any new features that you may need. I've personally written three plugins for Ope...