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jQuery AJAX cross domain

... JSONP is a good option, but there is an easier way. You can simply set the Access-Control-Allow-Origin header on your server. Setting it to * will accept cross-domain AJAX requests from any domain. (https://developer.mozilla.org/en/http_access_control) The method to do this will vary from l...
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Wrapping chained method calls on a separate line in Eclipse for Java

...lect: Function Calls → Qualified invocations Now below this list, set Line wrapping policy to: Wrap all elements, except first element if not necessary Check: Force split, even if line shorter than maximum line width Finally, set Indentation policy to (thanks @Turbo): Indent...
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Use HTML5 to resize an image before upload

...sizeImageOptions { maxSize: number; file: File; } const resizeImage = (settings: IResizeImageOptions) => { const file = settings.file; const maxSize = settings.maxSize; const reader = new FileReader(); const image = new Image(); const canvas = document.createElement('canvas'); con...
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Python `if x is not None` or `if not x is None`?

I've always thought of the if not x is None version to be more clear, but Google's style guide and PEP-8 both use if x is not None . Is there any minor performance difference (I'm assuming not), and is there any case where one really doesn't fit (making the other a clear winner for my convent...
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How to insert a new line in Linux shell script? [duplicate]

I want to insert a new line between multiple echo statements. I have tried echo "hello\n" , but it is not working. It is printing \n . I want the desired output like this: ...
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How can I lookup a Java enum from its String value?

... You can use valueOf() but the name must match identically to that set in the enum declaration. Either of the two lookup methods above can be modified to use .equalsIgnoringCase() and have little more robustness to error. – user1239282 Jun 22 '12 at 2:1...
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How to find a table having a specific column in postgresql

...mply: $ psql mydatabase -c '\d *' | grep -B10 'mycolname' Enlarge -B offset to get table name, if need share | improve this answer | follow | ...
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Turning off auto indent when pasting text into vim

...f autoindent when you paste code, there's a special "paste" mode. Type :set paste Then paste your code. Note that the text in the tooltip now says -- INSERT (paste) --. After you pasted your code, turn off the paste-mode, so that auto-indenting when you type works correctly again. :set nopas...
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MFC学习总结 (90个技巧) dlg 上建立View - C/C++ - 清泛网 - 专注C++内核技术

...rect.bottom - rect.top; //调整属性页的大小和位置 m_tabsheet.SetWindowPos(NULL, 225, 225, width-82, height,SWP_NOACTIVATE); //属性页的添加完成。如果要添加多个属性页,则只需要增加多个对象,如下: m_tabsheet.AddPage(&m_skatch1); m_tabsheet.AddPage(&...
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Open application after clicking on Notification

...nIntent = new Intent(context, HomeActivity.class); notificationIntent.setFlags(Intent.FLAG_ACTIVITY_CLEAR_TOP | Intent.FLAG_ACTIVITY_SINGLE_TOP); PendingIntent intent = PendingIntent.getActivity(context, 0, notificationIntent, 0); notification.setLatestEventInf...