Tutorial by Examples: re

To create a patch, there are two steps. Make your changes and commit them. Run git format-patch <commit-reference> to convert all commits since the commit <commit-reference> (not including it) into patch files. For example, if patches should be generated from the latest two commit...
for k in `git branch -a | sed s/^..//`; do echo -e `git log -1 --pretty=format:"%Cgreen%ci %Cblue%cr%Creset" $k --`\\t"$k";done | sort
Using the same example as Evaluating a NodeList in an XML document, here is how you would make multiple XPath calls efficiently: Given the following XML document: <documentation> <tags> <tag name="Java"> <topic name="Regular expression...
In this case, you want to have the expression compiled before the evaluations, so that each call to evaluate does not compile the same expression. The simple syntax would be: XPath xPath = XPathFactory.newInstance().newXPath(); //Make new XPath XPathExpression exp = xPath.compile("/documentat...
Shortcode is a small piece of code that can be added into the WordPress editor and will output something different once the page is published or previewed. Frequently, shortcodes are added to the theme functions.php file, but that's not a good practice as shortcodes are expected to keep working aft...
.git/hooks/pre-commit #!/bin/sh if [ -s pom.xml ]; then echo "Running mvn verify" mvn clean verify if [ $? -ne 0 ]; then echo "Maven build failed" exit 1 fi fi
To add a remote, use git remote add in the root of your local repository. For adding a remote Git repository <url> as an easy short name <name> use git remote add <name> <url> The command git fetch <name> can then be used to create and update remote-tracking branch...
Rename the remote named <old> to <new>. All remote-tracking branches and configuration settings for the remote are updated. To rename a remote branch name dev to dev1 : git remote rename dev dev1
Remove the remote named <name>. All remote-tracking branches and configuration settings for the remote are removed. To remove a remote repository dev: git remote rm dev
To list all configured remote repositories, use git remote. It shows the short name (aliases) of each remote handle that you have configured. $ git remote premium premiumPro origin To show more detailed information, the --verbose or -v flag can be used. The output will include the URL and th...
Create a basic application with single view application template with swift as language Add SWRevealViewController.h and SWRevealViewController.m then click on Create Bridging Header button and add #import "SWRevealViewController.h" on the Bridging header Then select viewControll...
LINQ provides a method that makes it easy to create a collection filled with sequential numbers. For example, you can declare an array which contains the integers between 1 and 100. The Enumerable.Range method allows us to create sequence of integer numbers from a specified start position and a num...
Let's see MVP in action using a simple Login Screen. There are two Buttons—one for login action and another for a registration screen; two EditTexts—one for the email and the other for the password. LoginFragment (The View) public class LoginFragment extends Fragment implements LoginContract.Prese...
Initialize the UITextField with a CGRect as a frame: Swift let textfield = UITextField(frame: CGRect(x: 0, y: 0, width: 200, height: 21)) Objective-C UITextField *textField = [[UITextField alloc] initWithFrame:CGRectMake(0, 0, 200, 21)]; You can also create a UITextField in Interface Builde...
Preludes and Re-Exports // To reduce the amount of imports that users need, you should // re-export important structs and traits. pub use foo::Client; pub use bar::Server; Sometimes, crates use a prelude module to contain important structs, just like std::io::prelude. Usually, these are impor...
As your activity begins to stop, the system calls onSaveInstanceState() so your activity can save state information with a collection of key-value pairs. The default implementation of this method automatically saves information about the state of the activity's view hierarchy, such as the text in an...
Fragments also have a onSaveInstanceState() method which is called when their state needs to be saved: public class MySimpleFragment extends Fragment { private int someStateValue; private final String SOME_VALUE_KEY = "someValueToSave"; // Fires when a configuration ch...
In many cases, we can avoid problems when an Activity is re-created by simply using fragments. If your views and state are within a fragment, we can easily have the fragment be retained when the activity is re-created: public class RetainedFragment extends Fragment { // data object we want to ...
If you want to lock the screen orientation change of any screen (activity) of your android application you just need to set the android:screenOrientation property of an <activity> within the AndroidManifest.xml: <activity android:name="com.techblogon.screenorientationexample.Main...
The CAEmitterLayer class provides a particle emitter system for Core Animation. The particles are defined by instances of CAEmitterCell. The particles are drawn above the layer’s background color and border. var emitter = CAEmitterLayer() emitter.emitterPosition = CGPoin...

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