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What is the best way to check for Internet connectivity using .NET?

What is the fastest and most efficient way to check for Internet connectivity in .NET? 27 Answers ...
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Allow user to set up an SSH tunnel, but nothing else

...rom there you can escape to an unrestricted shell with !/bin/bash. See pen-testing.sans.org/blog/2012/06/06/… for other examples. So allowing individual commands should be done very, very carefully, if at all. – Fritz Sep 1 '15 at 17:33 ...
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App restarts rather than resumes

... This question is still relevant in 2016. Today a QA tester reported an app of mine restarting rather than resuming from the stock launcher in Android M. In reality, the system was adding the launched activity to the current task-stack, but it appeared to the user as if a rest...
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PHP Regex to check date is in YYYY-MM-DD format

...ember 31 days in January, March, May, July, August, October and December Test: The following dates should all pass validation: 1976-02-29 2000-02-29 2004-02-29 1999-01-31 The following dates should all fail validation: 2015-02-29 2015-04-31 1900-02-29 1999-01-32 2015-02-00 Range: We'll tes...
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C++ equivalent of java's instanceof

... There are many examples of reasonable uses of dynamic type testing. It's not usually preferred, but it has a place. (Otherwise, why would it or its equivalent appear in every major OO-language: C++, Java, Python, etc.?) – Paul Draper Feb 3 '13 a...
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Getting name of the class from an instance

... if all you want to do is test an object to see if it's a type of a certain Class BOOL test = [self isKindOfClass:[SomeClass class]]; share | impro...
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Multiline TextView in Android?

...here` android:padding="8dp" android:text="The food test was very good." android:textColor="@color/black" android:textColorHint="@color/hint_text_color" /> </TableRow> ...
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Spring Java Config: how do you create a prototype-scoped @Bean with runtime arguments?

..." + count++); return new InMemoryAccountRepository(); } } -- Test File to execute: @Test public void prototypeTest() { // create the spring container using the ServiceConfig @Configuration class ApplicationContext ctx = new AnnotationConfigApplicationContext(ServiceConfig.clas...
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How to inspect the return value of a function in GDB?

... (gdb) r Starting program: /usr/home/hark/a.out Breakpoint 1, fun () at test.c:2 2 return 42; (gdb) finish Run till exit from #0 fun () at test.c:2 main () at test.c:7 7 return 0; Value returned is $1 = 42 (gdb) The finish command can be abbreviated as fin. Do NOT ...
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Setting log level of message at runtime in slf4j

...fy the overheads of supporting it. Concerning @ripper234's use-case (unit testing), I think the pragmatic solution is modify the unit test(s) to hard-wire knowledge of what logging system is behind the slf4j facade ... when running the unit tests. ...