Tutorial by Examples: ti

Comments are used to explain code when the basic code itself isn't clear. Python ignores comments, and so will not execute code in there, or raise syntax errors for plain english sentences. Single-line comments begin with the hash character (#) and are terminated by the end of line. Single lin...

Given a local directory with the following contents: └── dir1 ├── subdir1 └── subdir2 We want to create the same subdir1, subdir2 under a new directory dir2, which does not exist yet. import os os.makedirs("./dir2/subdir1") os.makedirs("./dir2/subdir2") R...

select * from sys.dm_resource_governor_workload_groups select * from sys.dm_resource_governor_resource_pools

Detailed instructions on getting mule set up or installed. Before going to start with mule we have to insure that java home is set. Mule CE runtime don't need installation. We have to just unzip the downloaded file and go to bin directory of mule runtime. In MS windows Operating system we have...

Given the following XML document: <documentation> <tags> <tag name="Java"> <topic name="Regular expressions"> <example>Matching groups</example> <example>Escaping metacharacter...

Sometimes specific instances of data should be used. Recreation is not desired and referencing static data would have a code smell. It is possible to specify a XmlAdapter instance the Unmarshaller should use, which allows the user to use XmlAdapters with no zero-arg constructor and/or pass data to ...

Multiple fields can be specified for the ORDER BY clause, in either ASCending or DESCending order. For example, using the http://stackoverflow.com/documentation/sql/280/example-databases/1207/item-sales-table#t=201607211314066434211 table, we can return a query that sorts by SaleDate in ascending o...

1 - Include the CoreLocation.framework in your project; this is accomplished by clicking on: root directory -> build phases -> Link Binary With Libraries Click on the (+) button, look for CoreLocation.framework and click add. 2- Modify the info.plist file to ask for permission to use user...

Repeated Timer event Swift class ViewController: UIViewController { var timer = NSTimer() override func viewDidLoad() { NSTimer.scheduledTimerWithTimeInterval(1.0, target: self, selector: Selector(self.timerMethod()), userInfo: nil, repeats: true) } func tim...

Detailed instructions on getting windows-phone-8 set up or installed.

It is possible to easily catch the exception without any try catch block. public class ListTest { private final List<Object> list = new ArrayList<>(); @Test(expected = IndexOutOfBoundsException.class) public void testIndexOutOfBoundsException() { list.get(0); } } ...

Once you have setup the Retrofit environment in your project, you can use the following example that demonstrates how to upload multiple files using Retrofit: private void mulipleFileUploadFile(Uri[] fileUri) { OkHttpClient okHttpClient = new OkHttpClient(); OkHttpClient clientWith30sTime...

The Java Native Interface (JNI) allows you to call native functions from Java code, and vice versa. This example shows how to load and call a native function via JNI, it does not go into accessing Java methods and fields from native code using JNI functions. Suppose you have a native library named ...

You can add a "Browse Our Other Apps" button in your app, listing all your(publisher) applications in the Google Play Store app. String urlApp = "market://search?q=pub:Google+Inc."; String urlWeb = "http://play.google.com/store/search?q=pub:Google+Inc."; try { I...

If you just want to get data, but not modify anything, you can turn off change tracking and proxy creation. This will improve your performance and also prevent lazy loading. Bad Example: using(var context = new Context()) { return await context.Set<MyEntity>().ToListAsync().ConfigureAw...

A component can be registered either globally or locally (bind to another specific component). var Child = Vue.extend({ // ... }) var Parent = Vue.extend({ template: '...', components: { 'my-component': Child } }) Thiw new component () will only be available in...

You can extend and register a component in one step: Vue.component('custom-component', { template: '<div>A custom component!</div>' }) Also when the component is registered locally: var Parent = Vue.extend({ components: { 'custom-component': { templa...

Passing an object to the data property when registering a component would cause all instances of the component to point to the same data. To solve this, we need to return data from a function. var CustomComponent = Vue.extend({ data: function () { return { a: 1 } } })

Classes without dependencies can easily be created by dagger. public class Engine { @Inject // <-- Annotate your constructor. public Engine() { } } This class can be provided by any component. It has no dependencies itself and is not scoped. There is no further code necessar...

In order to obtain a Google Maps API key for your certificate, you must provide the API console with the SH1-fingerprint of your debug/release keystore. You can obtain the keystore by using the JDK's keytool program as described here in the docs. Another approach is to obtain the fingerprint progr...