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What does upstream mean in nginx?

... location / { proxy_pass http://myproject; } } } This means all requests for / go to the any of the servers listed under upstream XXX, with a preference for port 8000. share | improve...
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How to embed an autoplaying YouTube video in an iframe?

... src="http://www.youtube.com/embed/oHg5SJYRHA0?autoplay=1" frameborder="0" allowfullscreen></iframe> The JavaScript API for iframe embeds exists, but is still posted as an experimental feature. UPDATE: The iframe API is now fully supported and "Creating YT.Player objects - Example 2" sho...
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C# vs C - Big performance difference

... Since you never use 'root', the compiler may have been removing the call to optimize your method. You could try to accumulate the square root values into an accumulator, print it out at the end of the method, and see what's going on. Edit : see Jalf's answer below ...
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How to add a new row to datagridview programmatically

... Ideally, you should clone the RowTemplate of the DataGridView. This becomes more of an issue when you have different styles across different rows in the DataGridView. – Anthony Sep 17 '13 a...
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Colorized grep — viewing the entire file with highlighted matches

...ve the pattern you're searching for AND lines that have an end -- that is, all of them. Because the end of a line isn't actually any characters, the colorized portion of the output will just be your pattern. Thanks Ryan! – zslayton Jun 11 '09 at 15:36 ...
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Opposite of String.Split with separators (.net)

...re a way to do the opposite of String.Split in .Net? That is, to combine all the elements of an array with a given separator. ...
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How do I import a specific version of a package using go get?

coming from a Node environment I used to install a specific version of a vendor lib into the project folder ( node_modules ) by telling npm to install that version of that lib from the package.json or even directly from the console, like so: ...
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Delete specified file from document directory

...if (success) { UIAlertView *removedSuccessFullyAlert = [[UIAlertView alloc] initWithTitle:@"Congratulations:" message:@"Successfully removed" delegate:self cancelButtonTitle:@"Close" otherButtonTitles:nil]; [removedSuccessFullyAlert show]; } else { NSLog(@"Could not delete fi...
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ComponentGroup 组件组扩展:监控内容变化和批量启用禁用组件 · App Inventor 2 中文网

...初始值。触发 AfterContentTouched 事件,组件名称参数为 “-all-“。 设置启用 SetEnable(启用) 启用或禁用 AfterContentTouched 事件的触发。设为 false 可暂时停止内容变化检测。 启用组 EnableGroup(启用) 启用或禁用组中所有已...
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Best Practice for Forcing Garbage Collection in C#

... According to MSDN: "It is possible to force garbage collection by calling Collect, but most of the time, this should be avoided because it may create performance issues. " However, if you can reliably test your code to confirm that calling Collect() won't have a negative impact then ...