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When to use MyISAM and InnoDB? [duplicate]

...updates No transactional integrity (ACID compliance) No rollback abilities 4,284,867,296 row limit (2^32) -- This is old default. The configurable limit (for many versions) has been 2**56 bytes. Maximum of 64 indexes per table InnoDB Limitations: No full text indexing (Below-5.6 mysql version) ...
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The way to check a HDFS directory's size?

...ted in 2.6.0: hadoop fs -dus [directory] Since 0.20.203 (dead link) 1.0.4 and still compatible through 2.6.0: hdfs dfs -du [-s] [-h] URI [URI …] You can also run hadoop fs -help for more info and specifics. share ...
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Django DB Settings 'Improperly Configured' Error

... 264 You can't just fire up Python and check things, Django doesn't know what project you want to wor...
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Remove by _id in MongoDB console

... Very close. This will work: db.test_users.deleteOne( {"_id": ObjectId("4d512b45cc9374271b02ec4f")}); i.e. you don't need a new for the ObjectId. Also, note that in some drivers/tools, remove() is now deprecated and deleteOne or deleteMany should be used instead. ...
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Hidden Features of Java

... 1 2 3 4 Next 432 votes ...
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What's the best solution for OpenID with Django? [closed]

...| edited Jul 30 '12 at 10:42 answered Feb 2 '10 at 14:02 Da...
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How to calculate UILabel width based on text length?

...od for? this question might have your answer, it worked for me. For 2014, I edited in this new version, based on the ultra-handy comment by Norbert below! This does everything. Cheers // yourLabel is your UILabel. float widthIs = [self.yourLabel.text boundingRectWithSize:self.yourLabel.fra...
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Run a PHP file in a cron job using CPanel

... | edited May 1 '13 at 4:02 tomb 1,58944 gold badges1616 silver badges3535 bronze badges answered Sep...
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CSS border less than 1px [duplicate]

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Xcode: Build Failed, but no error messages

Using Xcode 4.5.1. Our project has been building fine for the last three months, but suddenly, when I try to build, it says "Build failed", but does not show any errors on the triangle exclamation mark tab, nor does it give a reason when it pops up build failed. ...