Tutorial by Examples: u

You can set the path to bcomp.exe git config --global difftool.bc3.path 'c:\Program Files (x86)\Beyond Compare 3\bcomp.exe' and configure bc3 as default git config --global diff.tool bc3

The keywords can also create scopes in order to (un)check multiple operations. short m = 32767; short n = 32767; checked { int result1 = (short)(m + n); //will throw an OverflowException } unchecked { int result2 = (short)(m + n); // will return -2 }

If you have code (a routine) you want to execute under a specific (constraint) context, you can use dependency injection. The following example shows the constraint of executing under an open SSL connection. This first part would be in your library or framework, which you won't expose to the client...

Installing software via APT (Advanced Package Tool) also know as 'apt-get'. To install Mozilla Firefox: Open a Terminal (Ctrl+Alt+T) Type sudo apt-get install firefox Hit Enter When it asks to install type 'Y' to confirm. Software will be downloaded and installed.

String bucketName = "default"; String bucketPassword = ""; List<String> nodes = Arrays.asList("127.0.0.1"); // IP or hostname of one or more nodes in the cluster Cluster cluster = CouchbaseCluster.create(nodes); Bucket bucket = cluster.openBucket(bucketName,...

Printing webview console messages to logcat To handle console messages from web page you can override onConsoleMessage in WebChromeClient: final class ChromeClient extends WebChromeClient { @Override public boolean onConsoleMessage(ConsoleMessage msg) { Log.d( &quot...

Eclipse would provide its own embedded Maven enviroment out-of-the-box, which is not recommended whenever a certain Maven version must be used or further configuration must be performed (proxy, mirrors and so on): that is, to have full control over which Maven environment would be used by the IDE. ...

Tableau is a family of interactive data visualization products focused on Business Intelligence, varying from Tableau Server, aimed for enterprises who want to share dashboards and data across departments, to Tableau Public, that anyone can use for free and publish their dashboards on-line. Indepen...

Transaction using JDBC driver is used to control how and when a transaction should commit and rollback. Connection to MySQL server is created using JDBC driver JDBC driver for MySQL can be downloaded here Lets start with getting a connection to database using JDBC driver Class.forName("com.m...

A confusion matrix can be used to evaluate a classifier, based on a set of test data for which the true values are known. It is a simple tool, that helps to give a good visual overview of the performance of the algorithm being used. A confusion matrix is represented as a table. In this example we w...

project structure (ansible best practice). project/ group_vars/ development inventory.development playbook.yaml it all starts with inventory.development [development] dev.fakename.io [development:vars] ansible_host: 192.168.0.1 ansible_user: dev ansible_pass: pass ansible...

Protractor needs only two files to run the first test, spec (test code) file and configuration file. The spec file contains test code and the other one contains configuration details like spec file path, browser details, test url, framework parameters etc. To write first test we will be providing on...

sudo apt-get install libpng-dev on an x86_64 Ubuntu system, this installs libpng version 1.2.x in libpng12.so.0 => /lib/x86_64-linux-gnu/libpng12.so.0

sudo yum install libpng-devel

The background task are a great way to perform some work while your application is not running. Before being able to use then , you will have to register them. Here is a sample of a background task class including the registration with a trigger and a condition and the Run implementation public se...

var baseLayer = new ol.layer.Tile({ visible: true, preload: Infinity, source: new ol.source.BingMaps({ // We need a key to get the layer from the provider. // Sign in with Bing Maps and you will get your key (for free) key: 'Ap9VqFbJYRNkatdxt3KyzfJxXN_9GlfA...

Step 1 :- take 4 button in your Storyboard. Button1 , Button2 , Button 3 , Button4 Step 2 :- Give Fixed Height and width to All buttons . Step 3 :- All 2 - 2 button's pair in 2 stackview. Step 4 :- Set UIStackview Property for both . Distribution -> Fill Equally S...

Open Eclipse first time, it will ask to enter Workspace Select ok, after entering the Workspace( Please select the file location which has write access to the user)

Select following from Menu : File -> New... -> Other... click on "Next >" Enter Project name required for the project, in following dialog box : click on "Next >" If you want to run the project in standalone mode then, Select "Yes" for "Would ...

@Filter is used as a WHERE camp, here some examples Student Entity @Entity @Table(name = "Student") public class Student { /*...*/ @OneToMany @Filter(name = "active", condition = "EXISTS(SELECT * FROM Study s WHERE state = true and s.id = study_id)&quot...