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How do I edit /etc/sudoers from a script?
...rmissions to it, and executed the file with the following output: visudo: unable to run /tmp/edit_sudoers: Exec format error visudo: /etc/sudoers.tmp unchanged
– Jose Diaz-Gonzalez
Oct 25 '13 at 5:58
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Save Screen (program) output to a file
...onfig file created and deleted on the fly errored out on a screen -r with "Unable to open "/tmp/log.conf". Also, the screen went from [detached] state to non-existent. What could have been the problem?
– Ram RS
Oct 13 '16 at 14:26
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Limit labels number on Chart.js line chart
...do you get this info from? A lot of unswers i'm reading for Chart.js - i'm unable to find in their docs chartjs.org/docs/latest , am i missing some place where i may actually find all those little properties and overridable callbacks documented?
– Max Yari
Mar ...
C++实现一款简单完整的聊天室服务器+客户端 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ts.o Server.o
chmod +x compile
./compile 就可以编译并链接
运行服务器
./server 8000
注意Linux下的防火墙iptables服务是否已经启动，如果启动了，需要在/etc/sysconfig/iptables中加入例外端口8000，并重启启动防火墙
/etc/init.d/iptables res...
Share variables between files in Node.js?
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I'm unable to find an scenario where a global var is the best option, of course you can have one, but take a look at these examples and you may find a better way to accomplish the same:
Scenario 1: Put the stuff in config files
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Error while installing json gem 'mkmf.rb can't find header files for ruby'
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@patrick-davey E: Unable to locate package ruby2.2-dev E: Couldn't find any package by regex 'ruby2.2-dev'
– Aparichith
Oct 26 '15 at 10:59
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How do I find the authoritative name-server for a domain name?
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Under windows however, I'm unable to see the "Authoritative answers" response. I have Windows 8 and Ubuntu 12 side by side and then same command for the same domain works on Ubuntu properly but not on Windows.
– Mario Awad
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How to remove focus around buttons on click
...oards and will leave blind users, and users with compromised motor skills, unable to interact with the button.
– Murphy Randle
Jan 27 '16 at 21:32
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Uber5岁了，一次性告诉你它的商业之道 - 资讯 - 清泛网 - 专注C/C++及内核技术
...正式宣布UberBOAT一键唤来人工摇橹船的业务开始对公众试运行。杭州成为全国首个可以用手机APP呼唤人工摇橹船的城市。图|中新
杭州Uber曾在2015年3月进行了西湖“一键叫船”的营销；成都Uber则从成都人“爱吃”入手，端午节...
Sending message through WhatsApp
...activity that receives the intent has some reference to "sms_body" but I'm unable to make it work
– sherpya
Dec 8 '19 at 0:03
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