Print plot in MATLAB in Mac OS X

If you receive an error when using the File-> Print option in Mac OS X in MATLAB.

Problem sending file to output device, system returned error :
lpr: The printer or class was not found.

...

Just follow the steps.

1. In Safari, navigate to http://localhost:631
2. Click on the “Administration” tab, and then “Edit Configuration File”
3. At the top of the editable block of text, add these lines:

Printcap /etc/printcap
PrintcapFormat BSD # For Snow Leopard only

4. Click “Save Changes”. It may take 30 seconds or longer for these changes to go into effect.
5. Restart MATLAB.

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Run MATLAB script in terminal

Just type command like following.

matlab -nojvm -nodesktop -r "run <the-script>.m"
matlab -nojvm -nodesktop -r "<the-script>"
matlab -nojvm -nodesktop -r "run <the/path>/<the-script>.m"

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MATLAB runtime_error solution

When you running MATLAB, if you encountered an error like this:

terminate called after throwing an instance of 'std::runtime_error'  what():  locale::facet::_S_create_c_locale name not valid

It is easy to solve just by setting environmental variable LC_ALL="en_US.utf8"

bash: export LC_ALL="en_US.utf8"
csh: setenv LC_ALL "en_US.utf8"

It is better to add this to your bash or csh profile.
e.g.
.bshrc
.cshrc
.bash_profile

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如何删除Mac App Store中别人帐号已购应用程序的更新提示

如果安装了别人破解的应用程序，Mac App Store 提示应用程序有更新，会需要输入别人的AppleID信息。如果要清除提示。

1. 在Mac App Store中安装一个免费的App，然后在“应用程序”中找到这个App，右击 –> “显示包内容”–> 进入文件夹“Contents”–> 拷贝“_CodeSignature”，“_MASReceipt”。

2. 在“应用程序”中找到那个破解的App，右击 –> “显示包内容”–> 进入文件夹“Contents”，把刚才拷贝的“_CodeSignature”，“_MASReceipt”粘贴进来覆盖原来的。

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