大约有 48,000 项符合查询结果(耗时:0.0724秒) [XML]

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POST unchecked HTML checkboxes

...y default. My users will probably uncheck a few (if any) of the checkboxes and leave the rest checked. 42 Answers ...
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A beginner's guide to SQL database design [closed]

...fmann Series in Data Management Systems) (Paperback) by Jan L. Harrington and found it very clear and helpful and as you get up to speed this one was good too Database Systems: A Practical Approach to Design, Implementation and Management (International Computer Science Series) (Paperback) I thin...
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How does the “this” keyword work?

...ere doesn't appear to be a clear explanation of what the this keyword is and how it is correctly (and incorrectly) used in JavaScript on the Stack Overflow site. ...
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Why does Ruby 1.9.2 remove “.” from LOAD_PATH, and what's the alternative?

... "security" risk. You can get around it by using absolute paths File.expand_path(__FILE__) et al or doing require './filename' (ironically). or by using require_relative 'filename' or adding an "include" directory ruby -I . ... or the same, using irb; $irb -I . ...
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Have Grunt generate index.html for different setups

...n:prod', 'uglify:prod', 'cssmin:prod', 'copy:prod', 'preprocess:prod']); And in the /src/tmpl/index.html template file (for example): <!-- @if NODE_ENV == 'DEVELOPMENT' --> <script src="http://ajax.googleapis.com/ajax/libs/jquery/1.9.1/jquery.js"></script> <script sr...
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UITableView : viewForHeaderInSection: not called during reloadData:

I've set up the tableview with correct delegate and datasource linkages.. the reloadData method calls the datasource and the delegate methods except for viewForHeaderInSection: . ...
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Why do x86-64 instructions on 32-bit registers zero the upper part of the full 64-bit register?

...ould almost never be used. (Making int 64-bit would waste cache footprint and memory bandwidth; x86-64 most efficiently supports 32 and 64-bit operand sizes) The behaviour for 8 and 16-bit operand sizes is the strange one. The dependency madness is one of the reasons that 16-bit instructions are a...
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How can I check if a Perl array contains a particular value?

... can also add more (unique) params to the list: $params{$newparam} = 1; And later get a list of (unique) params back: @badparams = keys %params; share | improve this answer | ...
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Understanding garbage collection in .NET

... You are being tripped up here and drawing very wrong conclusions because you are using a debugger. You'll need to run your code the way it runs on your user's machine. Switch to the Release build first with Build + Configuration manager, change the "Act...
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How to search DOM elements using XPath or CSS selectors in Chrome Developer Tools?

...ntext) This allows you to select a particular iframe content, for example, and run an xpath query against it. So for the first iframe: myframe = document.getElementsByTagName("iframe")[0].contentWindow.document.body; #to xpath query that iframe for table cells: $x("//td",myframe); ...