Tutorial by Examples: et

Using different Properties/Configuration for different environments like dev, qa, staging etc.

Large scale applications often need different properties when running on different environments. we can achieve this by passing arguments to NodeJs application and using same argument in node process to load specific environment property file. Suppose we have two property files for different enviro...

Compress files and folders using the tar command

Use the tar (tape archive) command to compress your files and folders. It is similar to creating .ZIP files in Windows environment. Syntax: tar -zcvf <output tar file> <source file> Example: tar -zcvf outputfile.tar.gz source file Here’s what those switches actually mean: -c: Cr...

Delete all previous versions of the item in the index when adding new version

By default Sitecore adds all versions of the item to the sitecore_master_index. The drawback of that is that if users are using workflows and adding lots of versions all of them will be added to the search results in the content editor. Configuration: <event name="item:versionAdded" &...

Navigate to Uri

This code simply navigates WebView to some Uri: this.webView.Navigate(new Uri("http://stackoverflow.com/")); or this.webView.Source = new Uri("http://stackoverflow.com/");

Navigate to string

Show specified html string in WebView: var htmlString = @"<!DOCTYPE html> <html> <head><title>HTML document</title></head> <body> <p>This is simple HTML content.</p> </body>...

NavigateToLocalStreamUri

In case when NavigateToString can't handle some content, use NavigateToLocalStreamUri method. It will force every locally-referenced URI inside the HTML page to call to the special resolver class, which can provide right content on the fly. Assets/Html/html-sample.html file: <!DOCTYPE html> ...

Basic Search Parameters with examples:

By default, the full indexed document is returned as part of all searches. This is referred to as the source (_source field in the search hits). If we don’t want the entire source document returned, we have the ability to request only a few fields from within source to be returned, or we can set _so...

Verifying a Returned Value

[Test] public void Calculator_Add_ReturnsSumOfTwoNumbers() { Calculator calculatorUnderTest = new Calculator(); double result = calculatorUnderTest.Add(2, 3); Assert.AreEqual(5, result); }

Block access from containers to the local host running docker daemon (custom network)

docker network create --subnet=192.168.0.0/24 --gateway=192.168.0.1 --ip-range=192.168.0.0/25 local-host-restricted iptables -I INPUT -s 192.168.0.0/24 -m addrtype --dst-type LOCAL -j DROP Creates a network called local-host-restricted which which: Blocks Access to host running docker daem...

break out of incomplete expression

When you have entered something into IEx which expects a completion, such as a multiline string, IEx will change the prompt to indicate that it is waiting for you finish by changing the prompt to have an ellipsis (...) rather than iex. If you find that IEx is waiting for you to finish an expression...

Asset Optimization and Minification

So, Before writing out optimiser functions , we need to install a couple of caching plugins. bash $ npm install --save-dev gulp-cached bash $ npm install --save-dev gulp-remember You might wonder why two caches eh!. gulp-cached , passes only modified or new content down the pipeline to other ...

Setting up Browser sync And Configuring Watchers for Style and Script

NOTE This page illustrates use of gulp plugins like browser-sync , gulp-watch and run-sequence , and continues discussing gulp-workflow-automation from where we left off at Gulpjs-workflow-automation-1 of 2. In case you landed here , consider going through that post first. Default Task ...

Double Tap

private float minScale = 1f; private float doubleTapScale = 2f; private float maxScale = 4f; private void SetUpDoubleTapZoom() { imageViewToZoom.ContentMode = UIViewContentMode.ScaleAspectFit; scrollView.MaximumZoomScale = maxScale; scrollView.MinimumZoomScale = minScale; ...

Sanitize text field

$title = sanitize_text_field( $_POST['title'] );

Sanitize title

The returned value is intended to be suitable for use in a URL, not as a human-readable title. Use sanitize_text_field instead. $new_url = sanitize_title($title);

To get value from Binding

ValueExpression ve = AdfmfJavaUtilities.getValueExpression(<binding>, String.class); String <variable_name> = (String) ve.getValue(AdfmfJavaUtilities.getELContext()); Here "binding" indicates the EL expression from which the value is to be get. "variabl...

To set value to binding

ValueExpression ve = AdfmfJavaUtilities.getValueExpression(<binding>, String.class); ve.setValue(AdfmfJavaUtilities.getELContext(), <value>); Here "binding" indicates the EL expression to which the value is to be stored. "value" is the desired val...

To invoke a method from binding

AdfELContext adfELContext = AdfmfJavaUtilities.getAdfELContext(); MethodExpression me; me = AdfmfJavaUtilities.getMethodExpression(<binding>, Object.class, new Class[] { }); me.invoke(adfELContext, new Object[] { }); "binding" indicates the EL expression from wh...

Responsive tables

You have to wrap any .table in html container with .table-responsive class to create responsive tables: <div class="table-responsive"> <table class="table"> <thead><tr><th>First Name</th><th>Last name</th></tr></th...

Processing $_GET request data

add_action('init', 'process_get_data'); function process_get_data() { if( isset( $_GET ) ) { // process $_GET data here } }

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