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Finding Number of Cores in Java
...int. I felt myself King of the Hill when performing this action with my i7 machine! :)
– Bart Kiers
Jan 21 '11 at 14:39
14
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Failed to build gem native extension (installing Compass)
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In order to install compass On Mac OS X 10.10 (Yosemite)had to perform the following:
1. Set Up Ruby Environment
Ensure ruby is installed and up to date: ruby -v
Update gem's sudo gem update --system
2. Set Up MAC Environment
Install the Xcode Comman...
ExpressJS - throw er Unhandled error event
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on mac high sierra: lsof -nP -i4TCP:$PORT | grep LISTEN
– Roee
Jul 19 '18 at 4:23
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How to set up Android emulator proxy settings
...er inside the Android emulator, and I want to use the proxy settings on my machine. How can I set this up?
20 Answers
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How can I set the PHP version in PHPStorm?
...ere:
Preferences -> Languages & Frameworks > PHP
and the same on Mac:
PhpStorm -> Preferences (⌘,) -> Languages & Frameworks > PHP
Or with newer versions of PhpStorm in Windows:
File -> Settings -> Languages & Frameworks > PHP
then select your PHP version, for ...
Switching to landscape mode in Android Emulator
...
Try:
ctrl+fn+F11 on Mac to change the landscape to portrait and vice versa.
left-ctrl+F11on Windows 7.
ctrl+F11on Linux.
For Mac users, you only need to use the fn key if the setting "Use all F1, F2 etc. keys as function keys" (under System...
Failed to load JavaHL Library
...Builder (which is 32bit) and MountainLion is 64bit, which means by default MacPorts installs everything as 64bit. The version of subclipse I use is 1.8
As i had already installed Subversion and JavaHLBindings I just ran this command:
sudo port upgrade --enforce-variants active +universal
This m...
App Inventor 2 列表代码块 · App Inventor 2 中文网
...= new QRCode("qrcode", { text: window.location.href + "?f=share", //URL地址 width: 150, height: 150, colorDark: '#000000', //二维码颜色 colorLight: "#ffffff" //背景颜色}); App Inventor 2 中文网 © 2023 - document.write(new Date().getFullYear()); 跟着...
How to use sed to replace only the first occurrence in a file?
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FYI for Mac users, you have to replace the 0 with a 1, so: sed '1,/RE/s//to_that/' file
– mhost
Oct 5 '14 at 1:24
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搭建高可用mongodb集群（三）—— 深入副本集内部机制 - 大数据 & AI - 清...
...操作，方便和主服务器进行对比数据是否同步还可以用于错误恢复。
如果集群中大部分服务器down机了，保留活着的节点都为 secondary状态并停止，不选举了。
如果集群中选举出来的主节点或者所有从节点最后一次同步时间看起...