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Simple Pivot Table to Count Unique Values

... Insert a 3rd column and in Cell C2 paste this formula =IF(SUMPRODUCT(($A$2:$A2=A2)*($B$2:$B2=B2))>1,0,1) and copy it down. Now create your pivot based on 1st and 3rd column. See snapshot ...
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Count the number of occurrences of a character in a string in Javascript

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Truncate all tables in a MySQL database in one command?

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Difference in Months between two dates in JavaScript

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Facebook API “This app is in development mode”

... 205 I know its a little bit late but someone may find this useful in future. STEP 1: Login to fa...
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What does numpy.random.seed(0) do?

...>>> numpy.random.seed(0) ; numpy.random.rand(4) array([ 0.55, 0.72, 0.6 , 0.54]) >>> numpy.random.seed(0) ; numpy.random.rand(4) array([ 0.55, 0.72, 0.6 , 0.54]) With the seed reset (every time), the same set of numbers will appear every time. If the random seed is not res...
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How to use a decimal range() step value?

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How to know which version of Symfony I have?

I know that I have downloaded a Symfony2 project and started with but I have updated my vendor several times and I want to know which version of symfony I have ...
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How to calculate the sentence similarity using word2vec model of gensim with python

According to the Gensim Word2Vec , I can use the word2vec model in gensim package to calculate the similarity between 2 words. ...
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How do you make an element “flash” in jQuery

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