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This snippet dumps the contents of the current path to stdout. It uses the ghostscript procedure =only which may not be available on all interpreters. An equivalent procedure on Adobe interpreters is called =print. pathforall is a looping operator which takes 4 procedure bodies as arguments which a...

Create an instance of Mobile Analytics for Bluemix. Add the Bluemix Mobile Services SDK to your iOS project. After installing the SDK, add these import statements at top of your AppDelegate.swift file: import BMSCore import BMSAnalytics Next you'll need to initialize and send mobile ana...

Floating point Numbers can be formatted as a decimal number using String.format with 'f' flag //Two digits in fracttional part are rounded String format1 = String.format("%.2f", 1.2399); System.out.println(format1); // "1.24" // three digits in fractional pa...

It is sometimes useful to integrate a custom error logging framework to ensure all exceptions are logged. [ServiceContract] [ErrorHandler] public interface IMyService { } [AttributeUsage(AttributeTargets.Interface)] public class CustomErrorHandler : Attribute, IContractBehavior, IE...

Lets say you have a simple ApiController like this: [HttpGet] [Route("test")] public dynamic Test() { dynamic obj = new ExpandoObject(); obj.prop1 = "some string"; obj.prop2 = 11; obj.prop3 = "another string"; ...

Setup Install AWS CLI AWS CLI is an common CLI tool for managing the AWS resources. With this single tool we can manage all the aws resources sudo apt-get install -y python-dev python-pip sudo pip install awscli aws --version aws configure Bash one-liners cat <file> # output a file ...

This example shows how to take image and display it correctly on the Android device. Firstly we have to create sample application with one button and one imageview. Once user clicks on the button camera is launched and after user selects picture it will be displayed with the proper orientation on ...

import tensorflow as tf filename_queue = tf.train.string_input_producer(["file.csv"], num_epochs=1) reader = tf.TextLineReader() key, value = reader.read(filename_queue) col1, col2 = tf.decode_csv(value, record_defaults=[[0], [0]]) with tf.Session() as sess: sess.run(tf.initializ...

TFRecord files is the native tensorflow binary format for storing data (tensors). To read the file you can use a code similar to the CSV example: import tensorflow as tf filename_queue = tf.train.string_input_producer(["file.tfrecord"], num_epochs=1) reader = tf.TFRecordReader() key, s...

To randomly shuffle the examples, you can use tf.train.shuffle_batch function instead of tf.train.batch, as follows: parsed_batch = tf.train.shuffle_batch([serialized_example], batch_size=100, capacity=1000, min_after_dequeue=200) tf.train.shuffle_batch (as well as tf.train.batch) crea...

List of commonly used S3 AWS CLI Commands Create Bucket aws s3 mb s3://bucket-name Remove Bucket aws s3 rb s3://bucket-name List Buckets aws s3 ls List contents inside the bucket aws s3 ls s3://bucket-name List Bucket with a path aws s3 ls s3://bucket-name/path Copy file aws s3...

In this example, I created a form which is used to register a new user. In the options passed to the form, I give the different roles a user can have. Creating a reusable class for my form with configured data class and an extra option that fills the choice field to pick a userrole: class UserType...

To be able do deal with form events, it's important to attach the request, that is send to a controller action after submitting a form, to the form created in that action. public function registerAction(Request $request) { $data = new ExampleObject(); $form = $this->createForm(Example...

Preset Ionic CSS will have a theme and pre-set colors for it. You can modify or override the basic values in the ionic.css or in your custom CSS file. You can also define these with SASS and to use SASS in Ionic you just need to run the ionic setup sass command in your terminal. Basic usage of colo...

Assume you want to undo a dozen of commits and you want only some of them. git rebase -i <earlier SHA> -i puts rebase in "interactive mode". It starts off like the rebase discussed above, but before replaying any commits, it pauses and allows you to gently modify each commit as i...

docker logs --follow <containerid> This tails the output of the running container. This is useful if you did not set up a logging driver on the docker daemon.

If you use the LOAD DATA INFILE command to populate a table with existing data, you will often find that the import fails due to duplicates. There are several possible ways to overcome this problem. LOAD DATA LOCAL If this option has been enabled in your server, it can be used to load a file that ...

AmCharts provides a load-balanced, reliable CDN for loading the libraries directly from our web server. Use https://www.amcharts.com/lib/3/ as a base URL for includes. <script src="https://www.amcharts.com/lib/3/amcharts.js"></script> <script src="https://www.amcharts...

To do that, [download][1] a required amCharts product ZIP archive. Unzip it and place somewhere on your web server. I.e. in /amcharts/ sub-directory. Then simply load them using <script> tags: <script src="amcharts/amcharts.js"></script> <script src="amcharts/...

Besides main required functional includes, you may need other includes, like themes and plugins. Those reside in /themes/ and /plugins/ sub-directories respectively. I.e.: <script src="https://www.amcharts.com/lib/3/amcharts.js"></script> <script src="https://www.amc...