Tutorial by Examples: ti

In this example we want to create a class that will generate and output to console, a random number between a range of two integers which are passed as arguments during the initialization. public class SimpleRangeRandom implements Runnable { private int min; private int max; pr...

Converting an integer type to the corresponding promoted type is better than converting it to some other integer type. void f(int x); void f(short x); signed char c = 42; f(c); // calls f(int); promotion to int is better than conversion to short short s = 42; f(s); // calls f(short); exact mat...

Download the Atlassian conversion utility here. This utility requires Java, so please ensure that you have the Java Runtime Environment JRE installed on the machine you plan to do the conversion. Use the command java -jar svn-migration-scripts.jar verify to check if your machine is missing any of t...

The macro WITH-INPUT-FROM-STRING can be used to make a stream from a string. (with-input-from-string (str "Foobar") (loop for i from 0 for char = (read-char str nil nil) while char do (format t "~d: ~a~%" i char))) ; 0: F ; 1: o ; 2: o ; 3: b ;...

The macro WITH-OUTPUT-TO-STRING can be used to create a string output stream, and return the resulting string at the end. (with-output-to-string (str) (write-line "Foobar!" str) (write-string "Barfoo!" str)) ;=> "Foobar! ; Barfoo!" The same can be done ...

A file can be opened for writing as a stream using WITH-OPEN-FILE macro. (with-open-file (file #P"test.file" :direction :output :if-exists :append :if-does-not-exist :create) (dolist (line '("Foobar" &q...

Installing Tcl 8.6.4 on Windows : The easiest way to get Tcl on a windows machine is to install the ActiveTcl distribution from ActiveState. Navigate to www.activestate.com and follow the links to download the Free Community Edition of ActiveTcl for Windows (choose 32/64 bit version app...

There are three kinds of options: boolean options, string options, number options. To check the value of an option, use :set option? to check the value of an option, use :verbose set option? to also see where it was last set. Setting boolean options set booloption " Set boo...

Don't forget the bang to allow Vim to overwrite that function next time you reload the script where the function is defined. Custom functions must start either with an uppercase character (global functions), or with s: (script local functions), or they must be prefixed with the name associated to...

if v:version >= 704 " Do something if Vim is the right version. endif if has('patch666') " Do something if Vim has the right patch-level. endif if has('feature') " Do something if Vim is built with 'feature'. endif See :help has-patch and :help feature-li...

Some formats can take additional parameters, such as the width of the formatted string, or the alignment: >>> '{:.>10}'.format('foo') '.......foo' Those can also be provided as parameters to format by nesting more {} inside the {}: >>> '{:.>{}}'.format('foo', 10) '.......

Types & Protocols Type and protocol names should start with an uppercase letter. Example: protocol Collection {} struct String {} class UIView {} struct Int {} enum Color {} Everything else... Variables, constants, functions and enumeration cases should start with a lowercase letter. Exa...

By default, one should subscribe to event using inspector, but sometimes it's better to do it in code. In this example we subscribe to click event of a button in order to handle it. using UnityEngine; using UnityEngine.UI; [RequireComponent(typeof(Button))] public class AutomaticClickHandler :...

In case we want to use enum with more information and not just as constant values, and we want to be able to compare two enums. Consider the following example: public enum Coin { PENNY(1), NICKEL(5), DIME(10), QUARTER(25); private final int value; Coin(int value){ this....

docker inspect <image> The output is in JSON format. You can use jq command line utility to parse and print only the desired keys. docker inspect <image> | jq -r '.[0].Author' The above command will shows author name of the images.

Tag syntax Parameters AttributeRequiredTypeDefaultDescriptionconditiontruestringCondition that manages the loop. Cannot contain math symbols like <, > or =. Must use ColdFusion text implementations like less than, lt, greater than, gt, equals or eq. Final value of x is 5. <cfset x = 0 /...

Example for date or time range.

To split a JID into its component parts (the localpart, domainpart, and resourcepart), the following algorithm should be used (where the localpart is represented by lp, the resourcepart by rp, and the domainpart by dp and ∈ is used to check if the given character is included in the string): Note ...

The aar file doesn't contain the transitive dependencies and doesn't have a pom file which describes the dependencies used by the library. It means that, if you are importing a aar file using a flatDir repo you have to specify the dependencies also in your project. You should use a maven repositor...

Similar to SQL for doing your first steps in MDX you need to start by installing a Server. There are several servers available that are compatible with MDX (check wikipedia page) with a couple of them free or with a community edition. Once you've your server you'll have to create your schema, you ...