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How to check internet access on Android? InetAddress never times out
I got a AsyncTask that is supposed to check the network access to a host name. But the doInBackground() is never timed out. Anyone have a clue?
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Resolving javax.net.ssl.SSLHandshakeException: sun.security.validator.ValidatorException: PKIX path
Edit :- Tried to format the question and accepted answer in more presentable way at mine Blog
22 Answers
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Get time difference between two dates in seconds
I'm trying to get a difference between two dates in seconds. The logic would be like this :
6 Answers
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What is the proper #include for the function 'sleep()'?
I am using the Big Nerd Ranch book Objective-C Programming, and it starts out by having us write in C in the first few chapters. In one of my programs it has me create, I use the sleep function. In the book it told me to put #include <stdlib.h> under the #include <stdio.h> part. This...
Redirect STDERR / STDOUT of a process AFTER it's been started, using command line?
In the shell you can do redirection, > < , etc., but how about AFTER a program is started?
8 Answers
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Linear Regression and group by in R
I want to do a linear regression in R using the lm() function. My data is an annual time series with one field for year (22 years) and another for state (50 states). I want to fit a regression for each state so that at the end I have a vector of lm responses. I can imagine doing for loop for each ...
How to modify a text file?
I'm using Python, and would like to insert a string into a text file without deleting or copying the file. How can I do that?
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Multiple select statements in Single query
I am generating a report in php (mysql),
6 Answers
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How to perform a mysqldump without a password prompt?
I would like to know the command to perform a mysqldump of a database without the prompt for the password.
13 Answers
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What is the difference between Scrum and Agile Development? [closed]
What is the difference between Scrum and Agile Development? Are Sprint and Iterations the same?
7 Answers
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