大约有 40,000 项符合查询结果（耗时：0.0509秒） [XML]
write a shell script to ssh to a remote machine and execute commands
...ame hostname "pwd; ls"
This will disable the host key check and automatically add the host key to the list of known hosts. If you do not want to have the host added to the known hosts file, add the option -o UserKnownHostsFile=/dev/null.
Note that this disables certain security checks, for exampl...
Proper way to exit iPhone application?
... it to exit due to certain user actions. After cleaning up memory the app allocated, what's the appropriate method to call to terminate the application?
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How do I pass the value (not the reference) of a JS variable to a function? [duplicate]
...selection(i);
});
})(i);
}
By creating an anonymous function and calling it with the variable as the first argument, you're passing-by-value to the function and creating a closure.
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Detect whether there is an Internet connection available on Android [duplicate]
...er downtime, low signal, captive portals, content filters and the like can all prevent your app from reaching a server. For instance you can't tell for sure if your app can reach Twitter until you receive a valid response from the Twitter service.
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How can I determine if a variable is 'undefined' or 'null'?
...enceError and break execution if variable is not defined or referred to at all in the code, using typeof is safer.
– Mani Gandham
Jun 15 '14 at 9:49
59
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Access Denied for User 'root'@'localhost' (using password: YES) - No Privileges?
...ost, User, Password) VALUES ('%', 'root', password('YOURPASSWORD'));
GRANT ALL ON *.* TO 'root'@'%' WITH GRANT OPTION;
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void in C# generics?
...nctions need to return null, but if it unifies your code, it should be a small price to pay.
This inability to use void as a return type is at least partially responsible for a split between the Func<...> and Action<...> families of generic delegates: had it been possible to return void...
SQL Server 2008 can't login with newly created user
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SQL Server was not configured to allow mixed authentication.
Here are steps to fix:
Right-click on SQL Server instance at root of Object Explorer, click on Properties
Select Security from the left pane.
Select the SQL Server and Windows Authentication m...
How do I set the default locale in the JVM?
I want to set the default Locale for my JVM to fr_CA . What are the possible options to do this?
7 Answers
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How do I invert BooleanToVisibilityConverter?
...sources>
<Converters:InvertableBooleanToVisibilityConverter x:Key="_Converter"/>
</UserControl.Resources>
<Button Visibility="{Binding IsRunning, Converter={StaticResource _Converter}, ConverterParameter=Inverted}">Start</Button>
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