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How to understand Locality Sensitive Hashing?

...d a question about the cosine. The presentation says that the bit value is one if the dot product between the actual vector and the plane vector >= 0 or else it is 0. What is the direction of the plane vector because angles between 90 degrees and 180 degrees also will give a cosine which is negat...
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Java Immutable Collections

... So, basically, in order to get an immutable collection out of a mutable one, you have to copy its elements to the new collection, and disallow all operations. share | improve this answer ...
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Node package ( Grunt ) installed but not available

...ou have node setup. It's not ideal but can be fixed. sindresorhus suggests one way. I prefer to use NVM (node version manager) – Tom P Mar 21 '17 at 13:47 ...
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What is tail recursion?

...sion the final answer is calculated by the LAST invocation of the method alone? If it is NOT tail recursion you need all the results for all method to calculate the answer. – chrisapotek Dec 8 '12 at 20:34 ...
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Best Practice for Forcing Garbage Collection in C#

...ld be a good idea to throw out the trash before going out. This MIGHT be one time that forcing a GC can help - if your program idles, the memory in use is not garbage-collected because there are no allocations. share ...
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Understanding PrimeFaces process/update and JSF f:ajax execute/render attributes

What exactly are process and update in PrimeFaces p:commandXxx components and execute and render in f:ajax tag? ...
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Row count with PDO

... this would mean doing an extra database query. I assume he has already done a select query and now wants to know how many rows were returned. – nickf May 19 '09 at 15:17 1 ...
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Recommended website resolution (width and height)? [closed]

...his is the default container width in twitter bootstrap. Don't design for one size. Window sizes vary. Don't assume screen size equals windows size. Design for a reasonable minimum, but assume it will adjust. Use responsive design and liquid layouts. Use layouts that will adjust when the window is...
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How to uglify output with Browserify in Gulp?

... You actually got pretty close, except for one thing: you need to convert the streaming vinyl file object given by source() with vinyl-buffer because gulp-uglify (and most gulp plugins) works on buffered vinyl file objects So you'd have this instead var browseri...
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Detect if called through require or directly by command line

... There is another, slightly shorter way (not outlined in the mentioned docs). var runningAsScript = !module.parent; I outlined more details about how this all works under the hood in this blog post. share ...