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If threads share the same PID, how can they be identified?
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The four threads will have the same PID but only when viewed from above. What you (as a user) call a PID is not what the kernel (looking from below) calls a PID.
In the kernel, each thread has it's own ID, called a PID (although it would possibly make more sense to call this a TID, or...
How can I create tests in Android Studio?
... when choosing what to test.
Android Testing Patterns (short video series from Android Developers)
Getting Started with Testing (Android docs)
Three Steps to Code Quality via TDD
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How do I remove/delete a folder that is not empty?
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From the python docs on os.walk():
# Delete everything reachable from the directory named in 'top',
# assuming there are no symbolic links.
# CAUTION: This is dangerous! For example, if top == '/', it
# could delete all yo...
How to read a file in Groovy into a string?
I need to read a file from the file system and load the entire contents into a string in a groovy controller, what's the easiest way to do that?
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How to split one string into multiple variables in bash shell? [duplicate]
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Apart from being an ugly last-resort solution, this has a bug: You should absolutely use double quotes in echo "$STR" unless you specifically want the shell to expand any wildcards in the string as a side effect. See also stackove...
A dependent property in a ReferentialConstraint is mapped to a store-generated column
...y. I also had to fix the columns on the database (remove the Identity(1,1) from CREATE TABLE SQL)
After that, the problem went away.
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Downloading an entire S3 bucket?
...ed that there doesn't seem to be an option to download an entire S3 bucket from the AWS Management Console.
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What is an uninterruptible process?
...ler is executed.
If the process is still running, it gets the return value from the system call, and it can make the same call again.
Returning early from the system call enables the user space code to immediately alter its behaviour in response to the signal. For example, terminating cleanly in r...
MongoDB/NoSQL: Keeping Document Change History
...are a number of ways to approach it in an RDBMS--you can write all changes from all source tables to a single table (more of a log) or have a separate history table for each source table. You also have the option to either manage the logging in application code or via database triggers.
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How to set username and password for SmtpClient object in .NET?
I see different versions of the constructor, one uses info from web.config, one specifies the host, and one the host and port. But how do I set the username and password to something different from the web.config? We have the issue where our internal smtp is blocked by some high security clients and...