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Assign output to variable in Bash
I'm trying to assign the output of cURL into a variable like so:
2 Answers
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windows batch SET inside IF not working
...r2 is set, but the expansion in the line echo %var2% occurs before the block is executed.
At this time var2 is empty.
Therefore the delayedExpansion syntax exists, it uses ! instead of % and it is evaluated at execution time, not parse time.
Please note that in order to use !, the additional sta...
How can I prevent the scrollbar overlaying content in IE10?
... it appears it comes on as an overlay... It's a cool feature but I would like to turn it off for my specific website as it is a full screen application and my logos and menus are lost behind it.
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How do I format a number in Java?
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Miquel
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answered Sep 8 '08 at 20:04
EspoEspo
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What does rake db:test:prepare actually do?
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The rake db:migrate above runs any pending migrations on the
development environment and updates db/schema.rb. The rake
db:test:load recreates the test database from the current
db/schema.rb. On subsequent attempts, it is a g...
Javadoc @see or {@link}?
Could someone tell me the difference between javadoc @see and {@link} ?
3 Answers
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Redis: Show database size/size for keys
My redis instance seems to being growing very large and I'd like to find out which of the multiple databases I have in there consumes how much memory. Redis' INFO command just shows me the total size and the number of keys per database which doesn't give me much insight... So any tools/ideas that ...
Tuning nginx worker_process to obtain 100k hits per min
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Config file:
worker_processes 4; # 2 * Number of CPUs
events {
worker_connections 19000; # It's the key to high performance - have a lot of connections available
}
worker_rlimit_nofile 20000; # Each connection needs a filehandl...
is guava-libraries available in maven repo?
I am looking to find guava-libraries in maven repository. It looks like guava is adding more features to google-collections library.
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How to generate a random integer number from within a range
...uniform but not very random. The only assumption it seems reasonable to make is that rand() puts out a Poisson distribution: any two nonoverlapping subintervals of the same size are equally likely and independent. For a finite set of values, this implies a uniform distribution and also ensures tha...