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Change an HTML5 input's placeholder color with CSS

...-placeholder, but the old selector will still work for a while. [Ref] Internet Explorer 10 and 11 are using a pseudo-class: :-ms-input-placeholder. [Ref] April 2017: Most modern browsers support the simple pseudo-element ::placeholder [Ref] Internet Explorer 9 and lower does not support the placeh...
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Suppressing “warning CS4014: Because this call is not awaited, execution of the current method conti

...c Task StartWorkAsync() { this.WorkAsync().Forget(); } However ASP.NET counts the number of running tasks, so it will not work with the simple Forget() extension as listed above and instead may fail with the exception: An asynchronous module or handler completed while an asynchronous ope...
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How do I create my own URL protocol? (e.g. so://…) [closed]

... @imp, it is not a smart idea to call .reg files from (internet) explorer. You can use the start command to execute a reg file, like 'start yourregfile.reg' but you will get a prompt message from the os to be sure to add it to the registry. To able to this the user must have admin pri...
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jquery.validate.unobtrusive not working with dynamic injected elements

I am working with ASP.Net MVC3 , the easier way to use the client validation would be enabling the jquery.validate.unobtrusive . Everything works fine, for stuff that's right from server. ...
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Regular expression to allow spaces between words

...and [\f\n\p\r\t], respectively.   * I know this question is tagged vb.net, but based on 25,000+ views, I'm guessing it's not only those folks who are coming across this question. Currently it's the first hit on google for the search phrase, regular expression space word. ...
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How can I run a PHP script in the background after a form is submitted?

...mportant to notice the & at the end of the command (as pointed out by @netcoder). This UNIX command runs a process in the background. The extra variables surrounded in single quotes after the path to the script are set as $_SERVER['argv'] variables that I can call within my script. The email ...
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CSS table-cell equal width

...re is a working fiddle with indeterminate number of cells: http://jsfiddle.net/r9yrM/1/ You can fix a width to each parent div (the table), otherwise it'll be 100% as usual. The trick is to use table-layout: fixed; and some width on each cell to trigger it, here 2%. That will trigger the other tab...
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Is there an IDictionary implementation that, on missing key, returns the default value instead of th

... If someone using .net core 2 and above (C# 7.X), CollectionExtensions class is introduced and can use GetValueOrDefault method to get default value if key is not there in a dictionary. Dictionary<string, string> colorData = new Dictio...
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Determine if code is running as part of a unit test

...ut UnitTestDetector? and similar for MSTest ? – Kiquenet Jun 5 '13 at 8:56 4 @Kiquenet: I think I...
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Add … if string is too long PHP [duplicate]

...- mb_substr() instead of substr() - btw it can be used just the same - php.net/manual/en/function.mb-substr.php – jave.web Dec 30 '15 at 7:30 ...