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Facebook database design?
... M 1/1/2009 New York City
2 jon@jon.com jonathan M 2/2/2008 Los Angeles
3 joe@joe.com joseph M 1/2/2007 Pittsburgh
Table Friends
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UserID FriendID
----------------
1 2
1 3
2 3
This will show that Bob is friends with both Jon and Joe and t...
Remove unused imports in Android Studio
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answered Mar 8 '14 at 18:38
Ajay SAjay S
44.5k2020 gold badges8383 silver badges103103 bronze badges
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How do I prompt for Yes/No/Cancel input in a Linux shell script?
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1658
The simplest and most widely available method to get user input at a shell prompt is the read co...
Performing a Stress Test on Web Application?
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answered Sep 18 '08 at 13:24
Peter BernierPeter Bernier
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Count all occurrences of a string in lots of files with grep
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answered Dec 16 '08 at 12:17
BombeBombe
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Memcached vs. Redis? [closed]
... into both. Memcached RAM usage grew to ~225MB. Redis RAM usage grew to ~228MB. After flushing both, redis dropped to ~29MB and memcached stayed at ~225MB. They are similarly efficient in how they store data, but only one is capable of reclaiming it.
Disk I/O dumping: A clear win for redis since i...
Task not serializable: java.io.NotSerializableException when calling function outside closure only o
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answered Mar 23 '14 at 20:48
Grega KešpretGrega Kešpret
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.gitignore all the .DS_Store files in every folder and subfolder
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edited Jun 11 at 8:49
Tobias Kolb
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answered Oct 10 '13 a...
Check for column name in a SqlDataReader object
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edited Oct 4 '19 at 18:21
answered May 1 '09 at 23:51
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