Tutorial by Examples: r

Our goal , is to Make your Images conform to widths and scale appropriately, by generating a battery of images of varied widths, and to minify them Lint your Javascript Minimize your assets - JS/CSS/HTML , thus enabling you to host a lighter than lightest code Watch the css/js/image files for ...

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 ...

This example scans for available access points and ad hoc networks. btnScan activates a scan initiated by the WifiManager.startScan() method. After the scan, WifiManager calls the SCAN_RESULTS_AVAILABLE_ACTION intent and the WifiScanReceiver class processes the scan result. The results are displaye...

Go to File -> Switch Workspace -> Other... and type in your new workspace name.

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

Parallel GC is Stop-The-World (STW) collector which stop all the application threads when running the garbage collector. When Parallel GC was introduced it was only enabled the parallel GC in young generation collector and OldGeneration Collector was single thread stop-the-world collector, but late...

Installing mvvmcross with nugget: Search for mvvmcross in the "Manage Nugget Packages" window. Installing mvvmcross with Package Manger Console: PM> Install-Package MvvmCross Make sure to install it on both your PCL (Portable Class Library) and you application project. As the...

Mvvmcross is an open source MVVM platform that comes to solve our problems while developing cross platform applications (such as Android, Windows Phone, IOS, etc...). The main problem is, that every platform has its own specifics, but the business logic of your application is likely to be the same ...

$user = sanitize_user("attacker username<script>console.log(document.cookie)</script>"); $user value after sanitize is "attacker username"

Lets say you want to filter a query by two columns, but only certain combinations of those columns. For example, it's OK to have account 60400 with reference JE, but you cannot have account 60400 with reference ED, but you can have account 60500 with reference ED. select * from schema.table where ...

# 1. Login Azure by admin account Add-AzureAccount # # 2. Select subscription name $subscriptionName = Get-AzureSubscription | Select -ExpandProperty SubscriptionName # # 3. Create storage account $storageAccountName = $VMName # here we use VMName to play the storage account name and create...

First off you create the form @using (Html.BeginForm()) { @Html.AntiForgeryToken() } Action Method [HttpPost] [ValidateAntiForgeryToken] public ActionResult Test(FormViewModel formData) { // ... } Script <script src="https://code.jquery.com/jquery-1.12.4.min.js"&g...

Data Access Object(DAO) design pattern is a standard J2EE design pattern. In this design pattern data is accessed through classes containing methods to access data from databases or other sources, which are called data access objects. Standard practice assumes that there are POJO classes. DAO can b...

The Bluetooth specification contains several profile specifications. A profile describes how to use and implement a function. They can depend on each other, here is a basic layout of the most common profile dependencies All profiles can be found at BT SIG, be aware that different versions might ...

Exchange/convert a partition to a non-partitioned table and vice versa. This facilitates a fast "move" of data between the data segments (opposed to doing something like "insert...select" or "create table...as select") as the operation is DDL (the partition exchange ope...

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...

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...

AdfmfContainerUtilities.invokeContainerJavaScriptFunction(AdfmfJavaUtilities.getFeatureId(), <function>, new Object[] { }); "function" is the desired js function to be invoked

page.js var context = { items: [ {id: 1, name: "Foo"}, {id: 2, name: "Bar"}, {id: 3, name: "Joe"} ] } exports.loaded = function(args){ var page = args.object; page.bindingContext = context; } exports.showEntry = functi...

Oracle (11g and above) allows the SQL queries to be cached in the SGA and reused to improve performance. It queries the data from cache rather than database. Subsequent execution of same query is faster because now the data is being pulled from cache. SELECT /*+ result_cache */ number FROM main_tab...