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JavaScript: Get image dimensions
I only have a URL to an image. I need to determine the height and width of this image using only JavaScript. The image cannot be visible to the user on the page. How can I get its dimensions?
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SQL Server CTE and recursion example
I never use CTE with recursion. I was just reading an article on it. This article shows employee info with the help of Sql server CTE and recursion. It is basically showing employees and their manager info. I am not able to understand how this query works. Here is the query:
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How to reverse a singly linked list using only two pointers?
I wonder if there exists some logic to reverse a singly-linked list using only two pointers.
33 Answers
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Do fragments really need an empty constructor?
I have a Fragment with a constructor that takes multiple arguments. My app worked fine during development, but in production my users sometimes see this crash:
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Error message Strict standards: Non-static method should not be called statically in php
I have the following php. However when I see the index.php I get the following error message.
7 Answers
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How to convert a table to a data frame
I have a table in R that has str() of this:
5 Answers
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PHP Multidimensional Array Searching (Find key by specific value)
I have this multidimensional array. I need to search it and return only the key that matches the value of the "slug". I know there are other threads about searching multidimensional arrays, but I'm not really understanding enough to apply to my situation. Thanks very much for any help!
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Get file version in PowerShell
How can you get the version information from a .dll or .exe file in PowerShell?
11 Answers
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Identifying and removing null characters in UNIX
I have a text file containing unwanted null characters (ASCII NUL, \0 ). When I try to view it in vi I see ^@ symbols, interleaved in normal text. How can I:
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Android Webview - Webpage should fit the device screen
I have tried the following to fit the webpage based on the device screen size.
21 Answers
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