Tutorial by Examples: t

bookmarks, bookmark: create a new bookmark or list existing bookmarks branch: set or show the current branch name branches: list repository named branches config, showconfig, debugconfig: show combined config settings from all hgrc files files: list tracked files help: show help for a given t...

bookmarks, bookmark: create a new bookmark or list existing bookmarks branch: set or show the current branch name tag: add one or more tags for the current or given revision update, up, checkout, co: update working directory (or switch revisions)

FNR contains the number of the input file row being processed. In this example you will see awk starting on 1 again when starting to process the second file. Example with one file $ cat file1 AAAA BBBB CCCC $ awk '{ print FNR }' file1 1 2 3 Example with two files $ cat file1 AAAA BBBB...

If you want to create an instance of an inner nested class you need to provide a class object of the enclosing class as an extra parameter with Class#getDeclaredConstructor. public class Enclosing{ public class Nested{ public Nested(String a){ System.out.println("Constru...

In case of stackable modification, Scala arranges classes and traits in a linear order to determine method call hierarchy, which is known as linearization. The linearization rule is used only for those methods that involve method invocation via super(). Let's consider this by an example: class Shap...

Create a new repository or clone an existing one. Create a new branch called gh-pages without any history $ git checkout --orphan gh-pages # ensure you are in the correct directory then, # remove all files from the old working tree $ git rm -rf Add an index.html file to the root of t...

1. Add a platform target iOS: $ ionic platform add ios Android: $ ionic platform add android Windows: $ ionic platform add windows 2. Build your app iOS: $ ionic build ios Android: $ ionic build android Windows: $ ionic build windows Live Reload App During Development...

If you try to submit tasks to a shutdown Executor or the queue is saturated (only possible with bounded ones) and maximum number of Threads has been reached, RejectedExecutionHandler.rejectedExecution(Runnable, ThreadPoolExecutor) will be called. The default behavior is that you'll get a Rej...

When you have a Stream you need to map but want to preserve the initial values as well, you can map the Stream to a Map.Entry<K,V> using a utility method like the following: public static <K, V> Function<K, Map.Entry<K, V>> entryMapper(Function<K, V> mapper){ retu...

Functions which return a character vector Base R has two functions for invoking a system command. Both require an additional parameter to capture the output of the system command. system("top -a -b -n 1", intern = TRUE) system2("top", "-a -b -n 1", stdout = TRUE) ...

var MY_AJAX_ACTION_URL = "path/to/controller.php"; var table = $('#user_list_table').DataTable({ "autoWidth": true, "paging": true, "searching": true, "ordering": true, "language": { ...

$ echo {0..10..2} 0 2 4 6 8 10 A third parameter to specify an increment, i.e. {start..end..increment} Using increments is not constrained to just numbers $ for c in {a..z..5}; do echo -n $c; done afkpuz

Pentaho Data Integration comes in two varieties: Community Edition (CE) - Free version for developers Enterprise Edition (EE) - Paid version for enterprise use Installation steps: You can download Pentaho Data Integration Community Edition from Sourceforge.net. For the Enterprise Editio...

To setup WSO2 ESB do the following : Download WSO2 ESB from http://wso2.com/products/enterprise-service-bus/ and extract the archive Set the JAVA_HOME and PATH environment variables as per your OS Navigate to [ESB_HOME]/bin. If on Windows run wso2server.bat. If on Linux run wso2server.sh. Mo...

On a few occasions, I have had an interesting figure I saved but I lost an access to its data. This example shows a trick how to achieve extract information from a figure. The key functions are findobj and get. findobj returns a handler to an object given attributes or properties of the object, suc...

The advantages of using Session State are 1)Better security 2)Reduced bandwidth The disadvantages of using Session state are 1)More resource consumption of server. 2)Extra code/care if a Web farm is used(we will discuss this shortly) **Session State Modes** ...

C++14 Parameter pack unpacking traditionally requires writing a helper function for each time you want to do it. In this toy example: template<std::size_t...Is> void print_indexes( std::index_sequence<Is...> ) { using discard=int[]; (void)discard{0,((void)( std::cout <&...

The built-in functions GETDATE and GETUTCDATE each return the current date and time without a time zone offset. The return value of both functions is based on the operating system of the computer on which the instance of SQL Server is running. The return value of GETDATE represents the current tim...

<svg width="400px" height="200px"> <text x="1em, 2em, 3em, 4em, 5em" y="3em, 4em, 5em"> Individually Spaced Text </text> </svg> The Text element supports individual placement of letters by accepting an array of values for...

Interfaces and implementations (types that implement an interface) are "detached". So it is a rightful question how to check at compile-time if a type implements an interface. One way to ask the compiler to check that the type T implements the interface I is by attempting an assignment us...