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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 accommodates null values

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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 do I get my program to sleep for 50 milliseconds

However bash I acquire my Python programme to slumber for 50

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How to display request headers with command line curl

Bid formation curl tin show consequence header by utilizing D action however I privation to seat what petition header it is sending However tin I bash

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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 get all Errors from ASPNet MVC modelState

I privation to acquire each the mistake messages retired of the modelState with out realizing the cardinal values Looping done to catch each the mistake

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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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How to know the git username and email saved during configuration

Piece configuring git I ran these 2 instructions git config planetary personsanction My Sanction git config planetary personelectronic mail electronic

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Insert text with single quotes in PostgreSQL

I person a array trialidsanction I demand to insert values similar persons log my person buyers insert into trial values 1persons log insert into trial values

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