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When to use Hadoop, HBase, Hive and Pig?
... too huge.
Coming back to the first part of your question, Hadoop is basically 2 things: a Distributed FileSystem (HDFS) + a Computation or Processing framework (MapReduce). Like all other FS, HDFS also provides us storage, but in a fault tolerant manner with high throughput and lower risk of data ...
How to disable typing special characters when pressing option key in Mac OS X? [closed]
...ion-b a red colored key - meaning it's a dead key. Double clicking it will allow you to change it from a dead key to an output key. When prompted for the output you can put in the same thing (by pressing Option-b).
Thus it will output the same character but will not be considered a dead key, so In...
csv.Error: iterator should return strings, not bytes
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You open the file in text mode.
More specifically:
ifile = open('sample.csv', "rt", encoding=<theencodingofthefile>)
Good guesses for encoding is "ascii" and "utf8". You can also leave the encoding off, and it will use the system default encoding, which tends...
Override Java System.currentTimeMillis for testing time sensitive code
... current time, as presented via System.currentTimeMillis , other than manually changing the system clock on the host machine?
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Keep file in a Git repo, but don't track changes
...ut git status keep telling the file is modified
– rraallvv
Dec 21 '13 at 20:43
7
Yeah, this shoul...
Is it possible to “await yield return DoSomethingAsync()”
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What you are describing can be accomplished with the Task.WhenAll method. Notice how the code turns into a simple one-liner. What happens is that each individual url begins downloading and then WhenAll is used combine those operations into a single Task which can be awaited.
Task<IE...
Finding # occurrences of a character in a string in Ruby
...find the number of occurrences of a character in a string. I'm looking for all occurrences, not just the first one.
3 Answe...
What is the non-jQuery equivalent of '$(document).ready()'?
...library. Someone extracted just the ready part from jQuery. Its nice and small and you might find it useful:
domready at Google Code
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How to define a custom ORDER BY order in mySQL
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MySQL has a handy function called FIELD() which is excellent for tasks like this.
ORDER BY FIELD(Language,'ENU','JPN','DAN'), ID
Note however, that
It makes your SQL less portable, as other DBMSs might not have such function
When your list of langua...
Naming Classes - How to avoid calling everything a “Manager”? [closed]
...uns you attach for coordinating classes that contain no state and are generally procedural and static. An alternative is Coordinator.
You could get particularly purple prosey with the names and go for things like Minder, Overseer, Supervisor, Administrator, and Master, but as I said I prefer keepin...