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dd: How to calculate optimal blocksize? [closed]
...ters... :( )
– Tom
Dec 9 '15 at 17:10
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“Incorrect string value” when trying to insert UTF-8 into MySQL via JDBC?
...ed with 3 bytes in UTF-8. Here you have a character that needs 4 bytes: \xF0\x90\x8D\x83 (U+10343 GOTHIC LETTER SAUIL).
If you have MySQL 5.5 or later you can change the column encoding from utf8 to utf8mb4. This encoding allows storage of characters that occupy 4 bytes in UTF-8.
You may also have...
How to create a self-signed certificate with OpenSSL
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You can do that in one command:
openssl req -x509 -newkey rsa:4096 -keyout key.pem -out cert.pem -days 365
You can also add -nodes (short for no DES) if you don't want to protect your private key with a passphrase. Otherwise it will prompt you for "at least a 4 characte...
Explicitly select items from a list or tuple
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list( myBigList[i] for i in [87, 342, 217, 998, 500] )
I compared the answers with python 2.5.2:
19.7 usec: [ myBigList[i] for i in [87, 342, 217, 998, 500] ]
20.6 usec: map(myBigList.__getitem__, (87, 342, 217, 998, 500))
22.7 usec: itemgetter(87, 342, 217, 998, 500)...
In which case do you use the JPA @JoinTable annotation?
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EDIT 2017-04-29: As pointed to by some of the commenters, the JoinTable example does not need the mappedBy annotation attribute. In fact, recent versions of Hibernate refuse to start up by printing the following error:
org.hiberna...
What are the differences between double-dot “..” and triple-dot “…” in Git commit ranges?
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answered Jan 20 '09 at 20:46
PieterPieter
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What's the difference between returning void and returning a Task?
...ippert
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What happens to a declared, uninitialized variable in C? Does it have a value?
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10 Answers
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How to make Git pull use rebase by default for all my repositories?
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edited Oct 18 '18 at 18:30
answered Dec 20 '12 at 14:45
Pa...
Using LINQ to remove elements from a List
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answered May 12 '09 at 16:01
Jon SkeetJon Skeet
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