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Can I apply the required attribute to fields in HTML5?

...select> element does support the required attribute, as per the spec: http://dev.w3.org/html5/spec-author-view/the-select-element.html#the-select-element Which browser doesn’t honour this? (Of course, you have to validate on the server anyway, as you can’t guarantee that users will have ...
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How can you zip or unzip from the script using ONLY Windows' built-in capabilities?

...le for this. See this link for some VBS way to do this. https://superuser.com/questions/201371/create-zip-folder-from-the-command-line-windows From Windows 8 on, .NET Framework 4.5 is installed by default, with System.IO.Compression.ZipArchive and PowerShell available, one can write scripts to ach...
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What is your preferred style for naming variables in R? [closed]

...that they advocate using that naming convention. The full paper is here: http://journal.r-project.org/archive/2012-2/RJournal_2012-2_Baaaath.pdf share | improve this answer | ...
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jQuery scroll to element

...mple below. <html> <script src="https://ajax.googleapis.com/ajax/libs/jquery/1.5.1/jquery.min.js"></script> <script> $(document).ready(function (){ $("#click").click(function (){ $('html, body').animate({ ...
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Sending a mail from a linux shell script

I want to send an email from a Linux Shell script. What is the standard command to do this and do I need to set up any special server names? ...
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Selecting empty text input using jQuery

...in only whitespace in addition to those which are 'truly' empty. Example: http://jsfiddle.net/e9btdbyn/ share | improve this answer | follow | ...
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What are the use-cases for Web Workers? [closed]

...ge JSON file), compression should be handled by the browser using standard HTTP gzipping. If you're doing compression in JavaScript, you're probably doing it wrong. – josh3736 May 1 '12 at 3:59 ...
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XML serialization in Java? [closed]

...XML Binding. See Tutorial by Oracle. The reference implementation lives at http://jaxb.java.net/ 2018 Update Note that the Java EE and CORBA Modules are deprecated in SE in JDK9 and to be removed from SE in JDK11. Therefore, to use JAXB it will either need to be in your existing enterprise class e...
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invalid byte sequence for encoding “UTF8”

...it from a different source, consult the list of character encodings here: http://www.postgresql.org/docs/8.3/static/multibyte.html If you're getting it from a Mac, you may have to run it through the "iconv" utility first to convert it from MacRoman to UTF-8. ...
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How to use FormData for AJAX file upload?

...like: document.getElementById("yourFormElementID"). $.ajax( { url: "http://yourlocationtopost/", type: 'POST', data: new FormData(document.getElementById("yourFormElementID")), processData: false, contentType: false } ).done(function(d) { console.log('do...