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Change / Add syntax highlighting for a language in Sublime 2/3
...uage(s) you want) into your Packages directory - find it on your system by selecting Preferences -> Browse Packages.... Then, simply do a git pull in the original repo directory from time to time to refresh any changes, and you can enjoy the latest and greatest! I should note that the repo uses t...
Xcode/Simulator: How to run older iOS version?
...e simulator from 3.2 onwards after upgrading.
In the iPhone Simulator try selecting Hardware -> Version -> 3.2
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Rails 4 multiple image or file upload using carrierwave
How can I upload multiple images from a file selection window using Rails 4 and CarrierWave? I have a post_controller and post_attachments model. How can I do this?
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Remove secure warnings (_CRT_SECURE_NO_WARNINGS) from projects by default in Visual Studio
...n solution explorer.
Press Alt-F7 or right click in solution explorer and select "Properties"
Configurations:All Configurations
Click on the
Preprocessor Definitions line to invoke its editor
Choose
Edit...
Copy "_CRT_SECURE_NO_WARNINGS" into the Preprocessor Definitions white box on the top....
IntelliJ show JavaDocs tooltip on mouse over
...her (section) > Show quick documentation on mouse move - delay 500 ms
Select this check box to show quick documentation for the symbol at caret. The quick documentation pop-up window appears after the specified delay.
In Editor > General > Code Completion (sub-item) > Autopopup docume...
Android: textColor of disabled button in selector not showing?
I am trying to make a button with a selector my button can have the following states:
5 Answers
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Check if an element contains a class in JavaScript?
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Element.matches()
element.matches(selectorString)
According to MDN Web Docs:
The Element.matches() method returns true if the element would be selected by the specified selector string; otherwise, returns false.
Therefore, you can use Element.matches() to d...
How to change the foreign key referential action? (behavior)
...r, so I wrote something to make the statements for me. Figured I'd share:
SELECT
CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` DROP FOREIGN KEY `' ,rc.CONSTRAINT_NAME,'`;')
, CONCAT('ALTER TABLE `' ,rc.TABLE_NAME,
'` ADD CONSTRAINT `' ,rc.CONSTRAINT_NAME ,'` FOREIGN KEY (`',kcu.COLUMN_NAME,
...
jQuery/JavaScript: accessing contents of an iframe
...e IFrame the same way you'd get any other id-less content with jQuery: you select the appropriate <IFrame> tag with CSS, using class names and attribute values to narrow it down if necessary.
– Auspex
Apr 20 '12 at 19:36
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错误解决:Xcode not set up properly. You may need to confirm the licens...
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或
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sudo -i xcode-select -switch /Applications/Xcode6-Beta6.app/Contents/Developer
根据具体路径：
（sudo xcode-select -switch /Applications/Xcode.app/Contents/Developer）
升级xcode 后 Qt 出问题了，goo...