Tutorial by Examples: st

M-x magit-status s RET <file-to-stage> RET c c <commit message> C-c C-c q

CALL "submodule" CALL "submodule" CANCEL "submodule" CALL "submodule" Any static data in the working set of submodule will be in an initial state on the last CALL statement above. The second CALL will have any initial values set as left overs from the...

COBOL can use static linkage for the following statement. GnuCOBOL uses dynamic linkage by default for all external symbols known at compile time, even when the symbol is a literal: CALL "subprogram" USING a b c *> run a (possibly static linked) sub program ...

nginx -s reload

To be able to use vim commands in Python, the vim module should be imported. :python import vim After having this module imported, the user has access to the command function: :python vim.command("normal iText to insert") This command would execute i in normal mode then type Text t...

package example; import org.testng.annotations.*; // using TestNG annotations public class Test { @BeforeClass public void setUp() { // code that will be invoked when this test is instantiated } @Test(groups = { "fast" }) public void aFastTest() { System.out...

Sometimes it is desirable to nest forms for the purpose of grouping controls and inputs logically on the page. However, HTML5 forms should not be nested. Angular supplies ng-form instead. <form name="myForm" noValidate> <!-- nested form can be referenced via 'myForm.myNestedFo...

Docstrings are - unlike regular comments - stored as an attribute of the function they document, meaning that you can access them programmatically. An example function def func(): """This is a function that does nothing at all""" return The docstring can ...

I have created GeoFenceObserversationService singleton class. GeoFenceObserversationService.java: public class GeoFenceObserversationService extends Service implements GoogleApiClient.ConnectionCallbacks, GoogleApiClient.OnConnectionFailedListener, ResultCallback<Status> { protected s...

There are many possible ways of customizing the look of a Button. This example presents several options: Option 0: Use ThemeOverlay (currently the easiest/quickest way) Create a new style in your styles file: styles.xml <resources> <style name=“mybutton” parent=”ThemeOverlay.AppC...

preg_replace_callback works by sending every matched capturing group to the defined callback and replaces it with the return value of the callback. This allows us to replace strings based on any kind of logic. $subject = "He said 123abc, I said 456efg, then she said 789hij"; $regex = &q...

use Symfony\Component\EventDispatcher\EventDispatcher; use Symfony\Component\EventDispatcher\Event; use Symfony\Component\EventDispatcher\GenericEvent; // you may store this in a dependency injection container for use as a service $dispatcher = new EventDispatcher(); // you can attach liste...

By default stored procedures and functions or not generated by mysqldump, you will need to add the parameter --routines (or -R): mysqldump -u username -p -R db_name > dump.sql When using --routines the creation and change time stamps are not maintained, instead you should dump and reload the ...

The trick is to use a look-behind with the regex \G, which means "end of previous match": String[] parts = str.split("(?<=\\G.{8})"); The regex matches 8 characters after the end of the last match. Since in this case the match is zero-width, we could more simply say "...

Same as the known length example, but insert the length into regex: int length = 5; String[] parts = str.split("(?<=\\G.{" + length + "})");

A query can be boosted to increase it's score relative to other subqueries. This is done by wrapping it with a BoostQuery Query lessRelevantQuery = new TermQuery(new Term("fieldname", "ipsum")); //Five times as interesting Query highlyRelevantQuery = new BoostQuery( ...

The authentic Adobe PostScript interpreters are available in high-end printers, the Display PostScript (DPS) product, and the Acrobat Distiller product. As authors of the standard, these products are considered "the standard implementation" for the purpose of describing differences among P...

There different flavors of DB2. One of them is LUW: Linux, UNIX and Windows. DB2 LUW in Linux / UNIX can be installed with or without root. When installed with root, you can create different instances associating them to different users. When installing DB2 LUW without root privileges, you can ins...

When a table has an AUTO_INCREMENT PRIMARY KEY, normally one does not insert into that column. Instead, specify all the other columns, then ask what the new id was. CREATE TABLE t ( id SMALLINT UNSIGNED AUTO_INCREMENT NOT NULL, this ..., that ..., PRIMARY KEY(id) ); INSERT I...

Detailed instructions on getting lxml set up or installed.