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How to detect when WIFI Connection has been established in Android?
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huh? I don't see an action called connection_change...? I only see wifi state changed but that action only indicates whether wifi is enabled or not (or en-/disabling) not whether it's connected... is supplicant_connection_change_action not doing what ...
How to connect to LocalDB in Visual Studio Server Explorer?
...answer, although it would be nice if the server name was available automatically in the server name combo box.
You can also browse the LocalDB database names available on your machine using:
View/SQL Server Object Explorer.
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Qt 5.1.1: Application failed to start because platform plugin “windows” is missing
... the main issue with all of these answers). The application for windows is called windeployqt. There is likely a deployment console app for each OS.
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Python try-else
... after operation_that_can_throw_ioerror, the except would catch the second call's errors. And if you put it after the whole try block, it'll always be run, and not until after the finally. The else lets you make sure
the second operation's only run if there's no exception,
it's run before the fina...
How to find the statistical mode?
...hod = "mfv")
Mode (most likely value): 19
Bickel's modal skewness: -0.1
Call: mlv.default(x = mySamples, method = "mfv")
For more information see this page
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Android Studio marks R in red with error message “cannot resolve symbol R”, but build succeeds
In every project I've tried to create in Android Studio, all usages of R are marked in red with the error message "cannot resolve symbol R", but the compilation succeeds and the application runs. This is really annoying, as it blocks auto-completion and shows huge red waved lines all over my code.
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“Conversion to Dalvik format failed with error 1” on external JAR
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+1 - In summary, this is a JAR file conflict. Specifically, this could be a conflict in any two JAR files. In my case, the conflict was between jackson-all-1.7.4.jar, jackson-core-asl-1.5.4.jar, and jackson-mapper-asl-1.5.4.jar. I removed the two 1.5.4 JAR's and left the 1.7.4 ...
Ways to eliminate switch in code [closed]
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See the Switch Statements Smell:
Typically, similar switch statements are scattered throughout a program. If you add or remove a clause in one switch, you often have to find and repair the others too.
Both Refactoring and Refactoring to Patterns have approache...
Interface type check with Typescript
...c happens here
return (<Fish>pet).swim !== undefined;
}
// Both calls to 'swim' and 'fly' are now okay.
if (isFish(pet)) {
pet.swim();
}
else {
pet.fly();
}
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What is the difference between an interface and a class, and why I should use an interface when I ca
... if you are instantiating MyClass and MyOtherClass why wouldn't you simply call aClass.WriteLog() why add that extra step. The implementation of WriteLog() would remain different for each of the classes but you already have the object so why pass it to a handler class?
– Zach ...