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Google Maps: Auto close open InfoWindows?

... There is a close() function for InfoWindows. Just keep track of the last opened window, and call the close function on it when a new window is created. This demo has the functionality you're looking for. I found it in the Maps API V3 demo ga...
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ios Upload Image and Text using HTTP POST

...mage to our web server: // Dictionary that holds post parameters. You can set your post parameters that your server accepts or programmed to accept. NSMutableDictionary* _params = [[NSMutableDictionary alloc] init]; [_params setObject:[NSString stringWithString:@"1.0"] forKey:[NSString stringWithSt...
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Conditional Replace Pandas

...hich df.my_channel > 20000 is True, while df.loc[mask, column_name] = 0 sets the value 0 to the selected rows where maskholds in the column which name is column_name. Update: In this case, you should use loc because if you use iloc, you will get a NotImplementedError telling you that iLocation b...
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Xcode - How to fix 'NSUnknownKeyException', reason: … this class is not key value coding-compliant f

... 'NSUnknownKeyException', reason: '[<UIViewController 0x3927310> setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key string.' It is caused by the Second view controller in MainWindow.xib having a class of UIViewController instead of SecondView. Changing t...
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Set Background cell color in PHPExcel

How to set specific color to active cell when creating XLS document in PHPExcel? 10 Answers ...
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How do you do a case insensitive search using a pattern modifier using less?

... You can also set the environment variable LESS I use LESS=-Ri, so that I can pump colorized output from grep into it, and maintain the ANSI colour sequences. Another little used feature of less that I found is starting it with +F as an ...
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Delete files older than 3 months old in a directory using .NET

I would like to know (using C#) how I can delete files in a certain directory older than 3 months, but I guess the date period could be flexible. ...
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关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...** * SocketServer Class * By James.Huang <shagoo#gmail.com> **/ set_time_limit(0); class SocketServer { private static $socket; function SocketServer($port) { global $errno, $errstr; if ($port < 1024) { die("Port must be a ...
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How can I filter lines on load in Pandas read_csv function?

... editor after snippets, if snippets enabled if (StackExchange.settings.snippets.snippetsEnabled) { StackExchange.using("snippets", function() { createEditor(); }); } else { createEditor(); ...
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How does a public key verify a signature?

...ture to a document using his/her private key to essentially obtain a hash of the document, but what I do not understand is how the public key can be used to verify that signature. ...