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How to select bottom most rows?
...er provided by the RDBMS when the select statement has no ORDER BY clause. read here on wiki However, the database system does not guarantee any ordering of the rows unless an ORDER BY clause is specified in the SELECT statement that queries the table.
– Zohar Peled
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How does Amazon RDS backup/snapshot actually work?
...at Amazon RDS is using EBS as the backing store for its RDS databases. The Read Latency and Write Latency graphs in RDS Cloudwatch are effectively describing an EBS instance. Thank you for this answer, it makes sense.
– esilver
Apr 8 '11 at 18:52
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How do I shutdown, restart, or log off Windows via a bat file?
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Do read about using -f (for force) in the next answer. Says the guy who didn't and now has a computer stuck on shutdown on the other side of the planet during the weekend (:
– pasx
Aug 31 '...
Java concurrency: Countdown latch vs Cyclic barrier
I was reading through the java.util.concurrent API , and found that
14 Answers
14
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The current branch is not configured for pull No value for key branch.master.merge found in configur
...he answer here. Quite frankly, I don't see what all the hype is about. I'm ready to move back to Subversion.
– jmort253
Mar 14 '12 at 5:27
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How to wait in bash for several subprocesses to finish and return exit code !=0 when any subprocess
...n't matter if e.g. you are waiting on the first one while the second has already finished (the 2nd will be picked at the next iteration anyway). It's the same approach that you'd use in C with wait(2).
– Luca Tettamanti
Dec 10 '08 at 14:41
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Why is 'this' a pointer and not a reference?
I was reading the answers to this question C++ pros and cons and got this doubt while reading the comments.
2 Answers
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Simpler way to put PDB breakpoints in Python code?
...c exists in the user’s home directory or in the current directory, it is read in and executed as if it had been typed at the debugger prompt. This is particularly useful for aliases. If both files exist, the one in the home directory is read first and aliases defined there can be overridden by the...
Append to a file in Go
So I can read from a local file like so:
5 Answers
5
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How to connect to SQL Server database from JavaScript in the browser?
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Correct me if I'm wrong but if the user provided is read only, and you manage which tables they can access, it is technically safe until something changes, no? I'd not advise tho either unless the entire DB contained non sensitive info. Could put sensitive info in another DB. ...