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Saving images in Python at a very high quality

...his after running the commands to plot the image: plt.savefig('destination_path.eps', format='eps') I have found that eps files work best and the dpi parameter is what really makes them look good in a document. UPDATE: To specify the orientation of the figure before saving simply call the follo...
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AWS S3 copy files and folders between two buckets

... A simplified example using the aws-sdk gem: AWS.config(:access_key_id => '...', :secret_access_key => '...') s3 = AWS::S3.new s3.buckets['bucket-name'].objects['source-key'].copy_to('target-key') If you want to perform the copy between different buckets, then specify the target ...
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Why can't I use the 'await' operator within the body of a lock statement?

....Tasks; public class SemaphoreLocker { private readonly SemaphoreSlim _semaphore = new SemaphoreSlim(1, 1); public async Task LockAsync(Func<Task> worker) { await _semaphore.WaitAsync(); try { await worker(); } finally {...
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How to call another controller Action From a controller in Mvc

...ublic class AController : ApiController { private readonly BController _bController; public AController( BController bController) { _bController = bController; } public httpMethod{ var result = _bController.OtherMethodBController(parameters); .... } } ...
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How to print a stack trace in Node.js?

...rames, you can use the command-line argument to increase this, e.g. --stack_trace_limit=200 – Michael May 15 '16 at 7:15 1 ...
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Composer killed while updating

...swap file does the trick: #Check free memory before free -m mkdir -p /var/_swap_ cd /var/_swap_ #Here, 1M * 2000 ~= 2GB of swap memory. Feel free to add MORE dd if=/dev/zero of=swapfile bs=1M count=2000 mkswap swapfile swapon swapfile chmod 600 swapfile #Automatically mount this swap partition at ...
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Detecting Unsaved Changes

... Using jQuery: var _isDirty = false; $("input[type='text']").change(function(){ _isDirty = true; }); // replicate for other input types and selects Combine with onunload/onbeforeunload methods as required. From the comments, the following ...
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Where is the Keytool application?

...achine, you would normally find the jdk at C:\Program Files\Java\jdk1.8.0_121\bin It is used for managing keys and certificates you can sign things with, in your case, probably a jar file. If you provide more details of what you need to do, we could probably give you a more specific answer. ...
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Get Element value with minidom with Python

...low for elements such as this <nodeA>Some Text<nodeinthemiddle>__complex__structure__</nodeinthemiddle>Some more text</nodeA>, in this case do you think nodeA's nodeValue should contain all text including the complex structure, or simply 2 text nodes and the middle node. Not ...
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How to insert element into arrays at specific position?

... array_slice() can be used to extract parts of the array, and the union array operator (+) can recombine the parts. $res = array_slice($array, 0, 3, true) + array("my_key" => "my_value") + array_slice($array, 3, count($...