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What is the difference between “Rollback…” and “Back Out Submitted Changelist #####” in Perforce P4V
...changes made in subsequent revisions.
For details please refer to https://www.perforce.com/perforce/r13.1/manuals/p4v/Working_with_changelists.html
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WebSockets vs. Server-Sent events/EventSource
...o that means that you can open 6 SSE connections across all of the tabs to www.example1.com and another 6 SSE connections to www.example2.com (thanks Phate).
Only WS can transmit both binary data and UTF-8, SSE is limited to UTF-8. (Thanks to Chado Nihi).
Some enterprise firewalls with packet inspec...
What's the (hidden) cost of Scala's lazy val?
...n suffer thread safety problem as mentioned in double check locking http://www.javaworld.com/javaworld/jw-05-2001/jw-0525-double.html?page=1
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What are the differences between vector and list data types in R?
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This and similar introductory questions are answered in http://www.burns-stat.com/pages/Tutor/hints_R_begin.html
It is meant to be a gentle introduction that gets you up and running with R as quickly as possible. To some extent it succeeds.
--- Edit: --
An attempt to explain further...
Citing the author of a blockquote using Markdown syntax
...urces.
> -- <cite>[Albert Einstein][1]</cite>
[1]: http://www.quotedb.com/quotes/2112
If you have a style manual, use its guidelines to determine exactly where to place the citation, etc.
Output of Markdown + Smartypants for the above is
The secret to creativity is knowing ho...
How to implement my very own URI scheme on Android
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what if the link is like http://www.host.com/directory/value? How can we get this value?
– Bugs Happen
Nov 5 '15 at 6:36
3
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Asynctask vs Thread in android
... there are lot of good resources over internet which may help you:
http://www.vogella.com/articles/AndroidBackgroundProcessing/article.html
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PHP memory profiling
...2.* version. Please search for the "removed functions" string here: http://www.xdebug.org/updates.php
Removed functions
Removed support for Memory profiling as that didn't work properly.
So I've tried another tool and it worked well for me.
https://github.com/arnaud-lb/php-memory-profiler
This is ...
How can I clear the SQL Server query cache?
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Here is some good explaination. check out it.
http://www.mssqltips.com/tip.asp?tip=1360
CHECKPOINT;
GO
DBCC DROPCLEANBUFFERS;
GO
From the linked article:
If all of the performance testing is conducted in SQL Server the best approach may be to issue a CHECKPOINT and th...
Golang production web application configuration
...ess logs (and therefore leveraging system log rotation)
Rewrites (naked to www, http:// to https://, etc.)
nginx makes this very easy, and although you can serve directly from Go thanks to net/http, there's a lot of "re-inventing the wheel" and stuff like global HTTP headers involves some boilerpl...