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How to round up a number to nearest 10?

...$input / 10) * 10; Edit: I've been doing it this way for so long.. but TallGreenTree's answer is cleaner. share | improve this answer | follow | ...
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How many threads can a Java VM support?

...ts. There are several parameters here. The specific VM, plus there are usually run-time parameters on the VM as well. That's somewhat driven by the operating system: what support does the underlying OS have for threads and what limitations does it put on them? If the VM actually uses OS-level thr...
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Declaring a custom android UI element using XML

... The Android Developer Guide has a section called Building Custom Components. Unfortunately, the discussion of XML attributes only covers declaring the control inside the layout file and not actually handling the values inside the class initialisation. The steps are as...
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嵌套块验证失败:未知的代码块类型: procedures_ifreturn,已拒绝添加 - AI...

...块视图 ✗ 嵌套块验证失败:未知的代码块类型: procedures_ifreturn,已拒绝添加 ✓ 代码块已整理 [   {     "action": "SWITCH_TO_BLOCKS"   },   {     "action": "ADD_BLOCK"...
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Merge / convert multiple PDF files into one PDF

...sidering that pdfunite is part of poppler it has a higher chance to be installed, usage is also simpler than pdftk: pdfunite in-1.pdf in-2.pdf in-n.pdf out.pdf share | improve this answer ...
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How do I change selected value of select2 dropdown with JqGrid?

... not work, however the following examples should work. Solution 1: Causes all attached change events to trigger, including select2 $('select').val('1').trigger('change'); Solution 2: Causes JUST select2 change event to trigger $('select').val('1').trigger('change.select2'); See this jsfiddle ...
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Add a custom attribute to a Laravel / Eloquent model on load?

...; } } Any attributes listed in the $appends property will automatically be included in the array or JSON form of the model, provided that you've added the appropriate accessor. Old answer (for Laravel versions < 4.08): The best solution that I've found is to override the toArray() metho...
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Removing the fragment identifier from AngularJS urls (# symbol)

... Can you set it so this fallsback to using # in IE? Is it as simple as just wrapping $locationProvider.html5Mode(true); in if !(IE lt 10) ? – Andy Hayden Aug 14 '13 at 15:07 ...
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Managing Sessions in Node.js? [closed]

... cut down on the amount of traffic between server and client machines. If all else fails (or site is small) then what's stopping you write your own session class. Not that difficult. Especially if its an in memory type thing. Put some timer logic to time out sessions and there you go. Damn in a dyn...
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Rails :dependent => :destroy VS :dependent => :delete_all

... The difference is with the callback. The :delete_all is made directly in your application and deletes by SQL : DELETE * FROM users where compagny_id = XXXX With the :destroy, there is an instantiation of all of your children. So, if you can't destro...