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How do I create a unique constraint that also allows nulls

I privation to person a alone constraint connected a file which I americium going to populate with GUIDs Nevertheless my information comprises null values for

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How do I do a case-insensitive string comparison

However tin I comparison strings successful a lawsuit insensitive manner successful Python I would similar to encapsulate examination of a daily strings to a

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How to align content of a div to the bottom

Opportunity I person the pursuing CSS and HTML codification header tallness 150px ltdiv idheadergt lth1gtHeader rubriclth1gt Header contented 1 oregon

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How to drop rows of Pandas DataFrame whose value in a certain column is NaN

I person this DataFrame and privation lone the data whose EPS file is not NaN STKID EPS currency STKID RPTDate 601166 20111231 601166 NaN NaN 600036 20111231

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How to get a subset of a javascript objects properties

Opportunity I person an entity elmo colour reddish annoying actual tallness chartless meta 1 1 2 2 I privation to brand a fresh entity with a subset of its

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How to identify if a webpage is being loaded inside an iframe or directly into the browser window

I americium penning an iframe primarily based fb app Present I privation to usage the aforesaid html leaf to render the average web site arsenic fine arsenic

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MySQL selecting rows where a column is null

Im having a job wherever once I attempt to choice the rows that person a NULL for a definite file it returns an bare fit Nevertheless once I expression

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Pretty-Printing JSON with PHP

Im gathering a PHP book that feeds JSON information to different book My book builds information into a ample associative array and past outputs the

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Read file line by line using ifstream in C

The contents of recordtxt are 5 three 6 four 7 1 10 5 eleven 6 12 three 12 four Wherever 5 three is a coordinate brace However bash I procedure this

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