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Apache Spark: The number of cores vs. the number of executors
...ll nodes except for the one with the AM, which will have two executors. ". What does this mean regarding with "--executor-cores 5"?
– derek
Apr 12 '17 at 22:16
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Is it better to use std::memcpy() or std::copy() in terms to performance?
... function as a function parameter.
I did a little bit more testing to see what I could do to make std::copy faster again. The answer turned out to be simple: turn on link time optimization. These are my results with LTO turned on (option -flto in gcc):
Time (in seconds) to complete run of MD5 test...
Custom events in jQuery?
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};
You can view the demo here. Set your browser to work offline and see what happens…. no, it’s not very exciting.
Trigger and Bind
What is exciting though (or at least what is exciting me) is the method by which the status gets relayed through the application. I’ve stumbled upon a largel...
What does the M stand for in C# Decimal literal notation?
In order to work with decimal data types, I have to do this with variable initialization:
5 Answers
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How to execute a JavaScript function when I have its name as a string
...e("My.Namespace.functionName", window, arguments);
Note, you can pass in whatever context you want, so this would do the same as above:
executeFunctionByName("Namespace.functionName", My, arguments);
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How does the SQL injection from the “Bobby Tables” XKCD comic work?
...RT INTO Students VALUES ( 'Robert Tables` )
But a clever user can supply whatever they want:
INSERT INTO Students VALUES ( 'Robert'); DROP TABLE Students; --' )
What you get is:
INSERT INTO Students VALUES ( 'Robert' ); DROP TABLE STUDENTS; --' )
The -- only comments the remainder of th...
Is there a JavaScript strcmp()?
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What about
str1.localeCompare(str2)
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How to trim a file extension from a String in JavaScript?
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Not sure what would perform faster but this would be more reliable when it comes to extension like .jpeg or .html
x.replace(/\.[^/.]+$/, "")
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Multiple types were found that match the controller named 'Home'
...ome "auto" refactor options that include namespace name changing. This was what happen to me.
– Sebastian 506563
Feb 20 '16 at 23:05
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“unadd” a file to svn before commit
...ly goes back to being non versioned, without being deleted. That's exactly what the question asks. If you use it on modified files, of course it reverts them: but that wasn't the question. That's even the very specific use case shown on the linked page!
– Julien Lebosquain
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