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Why are two different concepts both called “heap”?
...e the runtime heap used for dynamic memory allocation in C-style languages and the data structure both called "the heap"? Is there some relation?
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What is content-type and datatype in an AJAX request?
What is content-type and datatype in a POST request? Suppose I have this:
3 Answers
3
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String to LocalDate
... Also submitted an edit for the format "yyyy-MMM-dd". YYYY is year of era, and (more egregiously) DD is day of year.
– Spencer Kormos
Jan 5 '12 at 16:55
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How to create a unique index on a NULL column?
...f uniques" -- NULL is a special value in SQL (similar in many ways to NaN) and needs to be treated accordingly. It's actually a failure in in SQL Server to honor various SQL specifications: here is a link for a request for the "correct implementation" for what it is worth: connect.microsoft.com/SQLS...
Transfer-Encoding: gzip vs. Content-Encoding: gzip
...er requests
regarding that content (e.g., PUT or conditional GET) to be handled
correctly. This is, of course, why performing on-the-fly
content-encoding is a stupid idea, and why I added Transfer-Encoding
to HTTP as the proper way to do on-the-fly encoding without changing
the resource.
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Disable git EOL Conversions
...le. Most of the time, it should look like below (or this screen-shot):
# Handle line endings automatically for files detected as text
# and leave all files detected as binary untouched.
* text=auto
# Never modify line endings of our bash scripts
*.sh -crlf
#
# The above will handle all files NOT...
What is the difference between the remap, noremap, nnoremap and vnoremap mapping commands in Vim?
What is the difference between the remap , noremap , nnoremap and vnoremap mapping commands in Vim?
3 Answers
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Persistence unit as RESOURCE_LOCAL or JTA?
...nough.
JTA is also used for managing transactions across systems like JMS and JCA, but that's fairly exotic usage for most of us.
To use JTA, you need support for it in your application server, and also support from the JDBC driver.
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Superscript in markdown (Github flavored)?
... to write O(n^2) sensibly, I would just type O(n<sup>2</sup>), and it would appear as O(n<sup>2</sup>). Nice. Now why didn't that work on SO markdown?
– phonetagger
Apr 2 '15 at 17:19
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Redis connection to 127.0.0.1:6379 failed - connect ECONNREFUSED
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After you install redis, type from terminal:
redis-server
and you'll have redis running
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