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What is the difference between the 'COPY' and 'ADD' commands in a Dockerfile?

...ces for Writing Dockerfiles Because image size matters, using ADD to fetch packages from remote URLs is strongly discouraged; you should use curl or wget instead. That way you can delete the files you no longer need after they've been extracted and you won't have to add another layer in your im...
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How to correctly use “section” tag in HTML5?

... Shouldn't the section also contain a heading (h1,h2, etc)? – Joey V. Oct 25 '11 at 14:56 1 ...
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Format / Suppress Scientific Notation from Python Pandas Aggregation Results

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How to add anything in through jquery/javascript?

... how can i control order , where this link will be placed – Jitendra Vyas Dec 14 '09 at 13:20 7 ...
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CSS \9 in width property

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How to select/get drop down option in Selenium 2

...or. This can be used to determine if an element has a label, style, value, etc. A common way to do this is to loop through the items in the drop down until you find the one that you want and select it. In C# int items = driver.FindElement(By.XPath("//path_to_drop_Down")).Count(); for(int i = 1; i...
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How to force Selenium WebDriver to click on element which is not currently visible?

...CSS transformed When Parent Element of the Element is CSS transformed In order to check if element you wan't to interact with is CSS transformed, on CHROME do this: open inspector Find interesting element (or more likely its parent element, supposedly div element) Select 'Computed' tab if there ...
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How do I change the value of a global variable inside of a function

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How to delete migration files in Rails 3

...ll environments it already ran (production, development, testing, staging, etc) before deleting its file. That's also why I wrote that it's safer to just create another migration to revert that old one, once it's already ran on production. – Fábio Batista Apr ...
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Copy rows from one Datatable to another DataTable?

...mple assumes that dataTable1 and dataTable2 have the same number, type and order of columns. share | improve this answer | follow | ...