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Add line break to ::after or ::before pseudo-element content
I do not have access to the HTML or PHP for a page and can only edit via CSS. I've been doing modifications on a site and adding text via the ::after or ::before pseudo-elements and have found that escape Unicode should be used for things such as a space before or after the added content.
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How should I validate an e-mail address?
...chnique for validating an e-mail address (e.g. from a user input field) in Android? org.apache.commons.validator.routines.EmailValidator doesn't seem to be available. Are there any other libraries doing this which are included in Android already or would I have to use RegExp?
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Dump a NumPy array into a csv file
...there a way to dump a NumPy array into a CSV file? I have a 2D NumPy array and need to dump it in human-readable format.
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MSBUILD : error MSB1008: Only one project can be specified
...ked? I discovered this when viewing a coworkers build for another solution and noticed it did not have quotes.
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StringLength vs MaxLength attributes ASP.NET MVC with Entity Framework EF Code First
What is the difference in behavior of [MaxLength] and [StringLength] attributes?
8 Answers
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Global access to Rake DSL methods is deprecated
I am working through the Ruby on Rails 3 tutorial book and typed the following on the command line:
5 Answers
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How does one generate a random number in Apple's Swift language?
I realize the Swift book provided an implementation of a random number generator. Is the best practice to copy and paste this implementation in one's own program? Or is there a library that does this that we can use now?
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mongoDB/mongoose: unique if not null
...e sparse if you just add a sparse : true to your schema. You have to drop and re-add the index. Dunno if that's expected or a bug.
– Adam A
Jun 5 '12 at 22:34
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Is there any way to close a StreamWriter without closing its BaseStream?
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@Yepeekai: "if I pass a stream to a sub method and that sub method create the StreamWriter, it will be disposed at the end of the execution of that sub method" No, that's simply not true. It will only be disposed if something calls Dispose on it. The method ending doesn't...
How to crop an image using C#?
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Is method DrawImageUnscaledAndClipped more efficient than DrawImage for cropping purpose?
– Ivan Kochurkin
Jan 4 '13 at 22:27
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