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hadoop No FileSystem for scheme: file
...y plugin breaking things.
Why this happened to us
Different JARs (hadoop-commons for LocalFileSystem, hadoop-hdfs for DistributedFileSystem) each contain a different file called org.apache.hadoop.fs.FileSystem in their META-INFO/services directory. This file lists the canonical classnames of the f...
PostgreSQL array_agg order
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If you are on a PostgreSQL version < 9.0 then:
From: http://www.postgresql.org/docs/8.4/static/functions-aggregate.html
In the current implementation, the order of the input is in principle unspecified. Supplying the input values from a sorted subquery will usually work, however. ...
Bootstrap 3 Glyphicons are not working
...same issue and couldn't find any information about it except in the hidden comments on this page. My font files were loading just fine according to Chrome, but the icons weren't displaying properly. I'm making this an answer so it will hopefully help others.
Something was wrong with the font file...
Get names of all keys in the collection
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You could do this with MapReduce:
mr = db.runCommand({
"mapreduce" : "my_collection",
"map" : function() {
for (var key in this) { emit(key, null); }
},
"reduce" : function(key, stuff) { return null; },
"out": "my_collection" + "_keys"
})
Then run disti...
How can I use 'Not Like' operator in MongoDB
...a bookmark, and a reference for any other alterations you may need.
http://www.cheatography.com/davechild/cheat-sheets/regular-expressions/
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IntelliJ and Tomcat.. Howto..?
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NOTE: Community Edition doesn't support JEE.
First, you will need to install a local Tomcat server. It sounds like you may have already done this.
Next, on the toolbar at the top of IntelliJ, click the down arrow just to the left...
Viewing my IIS hosted site on other machines on my network
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As others said your Firewall needs to be configured to accept incoming calls on TCP Port 80.
in win 7+ (easy wizardry way)
go to windows firewall with advance security
Inbound Rules -> Action -> New Rule
select Predefined radio button and then select the last item -
World Wide W...
Is there a .NET equivalent to Apache Hadoop? [closed]
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How can I detect if the user is on localhost in PHP?
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Find the files that have been changed in last 24 hours
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answered Jul 24 '16 at 0:01
Stephen G TuggyStephen G Tuggy
55966 silver badges1212 bronze badges
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