Tutorial by Examples: u

Installation CocoaPods CocoaPods is a dependency manager for Cocoa projects. You can install it with the following command: $ gem install cocoapods CocoaPods 1.1.0+ is required to build Alamofire 4.0.0+. To integrate Alamofire into your Xcode project using CocoaPods, specify it in your Po...

A very useful and logical follow-up to histograms and density plots would be the Empirical Cumulative Distribution Function. We can use the function ecdf() for this purpose. A basic plot produced by the command plot(ecdf(rnorm(100)),main="Cumulative distribution",xlab="x") wo...

In application/hooks folder, create a file with name Blocker.php and paste the below code. <?php class Blocker { function Blocker(){ } /** * This function used to block the every request except allowed ip address */ function requestBlocker(){ ...

In mysqld.cnf or equivalent: [mysql] prompt = '\u@\h [\d]> ' This achieves a similar effect, without having to deal with .bashrc's.

In a test you can disable animations by adding in setUp: app.launchEnvironment = ["animations": "0"] Where app is instance of XCUIApplication.

Lunch application for testing override func setUp() { super.setUp() let app = XCUIApplication() app.launch() } Terminating application func testStacOverFlowApp() { app.terminate() }

Snippet from MyExampleFile.xaml <TextBlock Foreground="{ThemeResource SystemControlBackgroundAccentBrush}" Text="This is a colored textbox that use the Accent color of your Windows 10"/> <TextBlock Foreground="{ThemeResource SystemControlBackgroundBa...

Snippet from MyExampleFile.xaml <TextBlock x:Name="MyTextBlock" Text="This is a TextBlock colored from the code behind"/> Snippet from MyExampleFile.xaml.cs // We use the application's Resource dictionary to get the current Accent of your Windows 10 ...

sample json to update { "student":{"name":"Rahul", "lastname":"sharma"}, "marks":{"maths":"88"} } To update the elements value in the json we need to assign the value and update. try { // Create a new in...

To compute the hashes of relatively small blocks of data using different algorithms: final MessageDigest md5 = MessageDigest.getInstance("MD5"); final MessageDigest sha1 = MessageDigest.getInstance("SHA-1"); final MessageDigest sha256 = MessageDigest.getInstance("SHA-256&...

Performance testing is a subject/process/testing methodology but not a tool to setup. It includes the following core activities: Identify Test Environment Identify Performance Acceptance Criteria Plan and Design Tests Configure Test Environment Implement Test Design Execute Tests Analyze, ...

To generate key pairs using different algorithms and key sizes: final KeyPairGenerator dhGenerator = KeyPairGenerator.getInstance("DiffieHellman"); final KeyPairGenerator dsaGenerator = KeyPairGenerator.getInstance("DSA"); final KeyPairGenerator rsaGenerator = KeyPairGenerator...

It's a good idea to sanitize get_field() output, especially when using Advanced Custom Fields fields front end (with acf_form()). Otherwise your site is likely vulnerable to cross-site scripting attacks (XSS). The following function lets you use echo get_field_escaped('my_custom_field', $post_id, ...

Create In order to perform a Create operation via REST, you must perform the following actions: Create an HTTP request using the POST verb. Use the service URL of the list to which you want to add an entity as the target for the POST. Set the content type to application/json. Serialize the JSON...

To compute a signature: final PrivateKey privateKey = keyPair.getPrivate(); final byte[] data = "FOO BAR".getBytes(); final Signature signer = Signature.getInstance("SHA1withRSA"); signer.initSign(privateKey); signer.update(data); final byte[] signature = signer.sign();...

After you have a running cluster you can manage it with the kubectl command. Most of the commands you can get with the kubectl --help command, but I show you the most common commands, for manage and getting info about your cluster, nodes, pods, services and labels. For getting information about t...

The Longest Increasing Subsequence problem is to find subsequence from the give input sequence in which subsequence's elements are sorted in lowest to highest order. All subsequence are not contiguous or unique. Application of Longest Increasing Subsequence: Algorithms like Longest Increasing Subs...

Page.html <div data-bind="foreach: blogs"> <br /> <span data-bind="text: entryPostedDate"></span> <br /> <h3> <a data-bind="attr: { href: blogEntryLink }, text: title"></a> </h3> ...

Blog.html <div data-bind="visible: isLoading()"> Loading... </div> <div data-bind="visible: !isLoading(), foreach: blogs"> <br /> <span data-bind="text: entryPostedDate"></span> <br /> <h3> ...

'Base string Dim exStr : exStr = " <Head>data</Head> " 'Left Dim res: res = Left(exStr,6) 'res now equals " <Head" 'Right Dim res: res = Right(exStr,6) 'res now equals "Head> " 'Mid Dim res: res = Mid(exStr,8,4) 'res now equals "data&quot...