Insertion Sort in Clojure

In Insertion Sort, insert means search and find the position of current element ... . The code is listed as below. (defn insertion-sort [a] (loop [rest-part a partial-sorted ... ))) ) ) ) ) ) (insertion-sort '( 1 4 223 3 2 4 23 45 5 43 3 12 113 1)) The output. user ... > (insertion-sort '( 1 4 223 3 2 4 23 45 5 43 3 12 113 1)) ["rest-part" (1 4 223 3 2 4 23 45 5 43 3

Clojure cons, conj and concat

Manipulating lists and vectors in Clojure usually involves three functions: cons, conj ... and concat. Learn to use them helps you deal with list and vectors more efficiently. [cons two ... slots can be anything ELISP> (cons 2 '(3)) (2 3) ELISP> (cons 2 2) (2 . 2) In Clojure ... :505) It prepends the first parameter to the collection. [conj works on collection] Clojure

VirtualBox change folder that saves Snapshot file

By default the SnapShot file of virtual machine in VirtualBox is saved in C:\Users\username ... place to save space in you C drive. First change the Default Machine Folder But it only ... and then Advanced tab, fill the path in Snapshot Folder Notice your old snapshot will be gone ... , you can start the virtual machine and close it with save state method, the new snapshot file

Fatal error: Call to undefined function mysqli_connect_error()

The reason is the mysqli.dll is disabled in php.ini file. Open the phpinfo and find ... the configuration file Edit the file and find the following line ;extension=php_mysqli.dll Remove ... the comment. And then restart Apache server. Check the phpinfo again and find mysqli support ... The error will not occur again.

When not to suppress fatal errors with @ in PHP

In PHP the @ is used to suppress warning or error messages, but it has some serious drawbacks ... the @ operator, you can see the error in the response <b>Fatal error</b>: Call to undefined function ... in PHP configuration file. [It breaks AJAX response] If you specified the response format ... of AJAX as JSON, when a fatal error happens, the server will be interrupted and returns ahead of time

How to debug AJAX response in PHP

The simplest way to debug a normal PHP request is using the echo to output messages ... to browser, but in AJAX, it's not working. In an AJAX request, the response usually was not displayed ... the AJAX response is received and check its value in your debugger for example in Chrome Developer Tools. ... . Without other facilities, the only way to debug it is to set the breakpoint at the place where

C# Hello World Example

. Let's start with the classic Hello World example. [C# Hello World code] At first glance ... , the C# Hello World example is very similar with Java, as the code below shows. using System; class ... Test { static void Main() { Console.WriteLine("Hello World"); Console.WriteLine(add(3,4 ... C# is the newest enterprise programming language created by Microsoft to compete with Java
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