SEARCH KEYWORD -- Printed document


  Convert printed document into electronic document

首先你得先把这些打印稿或文件通过扫描仪扫到电脑上去，一般单位都有扫描仪，如果没有也没关系，用数码相机拍也行，拍成图片放到WORD里面去，不过在些 之前，你还得装...

   Printed document,Electronic document,Con     2011-07-23 23:19:42

  Use downcase! with caution in Ruby

Ruby provides ! to change state of some object in place. Hence if you see some functions have ! appended, it means the state of the caller of the function is expected to be changed. This is a very interesting Ruby feature. But sometimes one should be cautious when using this kind of functions because you would get unexpected behavior if using improperly. Let's take an example of String#downcase!. According to the documentation. Downcases the contents of str, returning nil if...

   RUBY,EXCLAMATION MARK,DOWNCASE     2017-02-10 06:34:44

  Ensure triggering transitionend event in JavaScript

CSS3 Transition has been widely used in modern web app development to offer users animations. Traditionally animations of element in HTML are controlled by JavaScript. If fancy animation is desired, then third party plugins can be installed in browsers such as Flash, Silverlight, Java Applet etc. With CSS3, animations can be easily achieved like a charm. Transition is one of the many features provided by CSS3. It can be used to transit one element from one state to another state smoothly within ...

   CSS3 TRANSITION, TRANSITIONEND, FORCE FIRE TRANSITIONEND     2015-05-09 08:56:51

  Add page number anywhere in word document

Have you ever frustrated when you want to add page number in a Microsoft word document start from page 2 or later. The way to ease you is to add sections to the word document in which page you want to add page number. The procedures are (in Word 2007) :1. Goto Page Layout->Breaks->Section breaks.2. In Section Breaks zone, you can choose Next Page and some others way to set sections.3. Then when you want to add the page number into next section. Go to Insert->Page Number->Format ...

   Office 2007, Word, Page number, Section,     2011-04-08 04:00:53

  Convert HTML to DOM elements using JavaScript

In some cases, one would want to convert a HTML string to the DOM elements so that JavaScript can handle them easily. This is frequently used when one get some data from third party APIs where the data is in HTML format. In JavaScript, there are a couple of ways one can use to convert HTML to DOM elements. DOMParser document.createElement DOMParser DOMParser can parse XML or HTML source stored in a string into a DOM Document. After the conversion, the normal JavaScript call of h...

   JAVASCRIPT,DOMPARSER,DOCUMENT.CREATEELEMENT,HTML,DOM     2017-08-18 22:51:46

  A small trick on using console.log to print data in JavaScript

When debugging JavaScript application, one may frequently use console.log to print data so that it is easy to debug when issue occurs and also helps on understand the data flow. The common way of printing a variable would be something like.  let user = { name: "test" }; console.log(user); In this case it will print: { name: 'test' } This is OK when there is no much logging or the program is not complicated. But it becomes difficult to debug if there are lots of variables to be printed ...

   JAVASCRIPT,CONSOLE.LOG,DEBUGGING     2019-09-03 10:24:24

  Understand this in JavaScript

In JavaScript, this is always pointing to the owner of a function or a method. Function Let's check out function first. function introduce() {      alert("Hello, I am Laruence\r\n"); } For this function, what does this point to? In JavaScript, a global function's owner is the current page, i.e, the window object. Because its a method of the window object if we define a global function. Now you should know the this will point to the window object in the above function. ...

   JavaScript,this,event,call     2013-04-03 04:10:03

  Different ways to print "Hello world" in Java

This post is not about best practice to print "Hello world" in Java, it is about exploring different capabilities offered by Java. Also there are articles about printing "Hello world" in different programming languages, but this post is not about that. Standard literal The most commonly used way is to use System.out to print"Hello world". System.out.println("Hello world"); Enumeration An enumeration can define a set of values belonging to one category. For example, an enumeration for all months ...

   JAVA,FEATURE     2016-05-21 21:49:48

  JavaScript to scroll element into view

In AJAX applications, there are frequent needs to scroll some element into view after some modification to the page. For example, after adding an item or updating an element in an admin panel, the page may need to be scrolled to the item added or updated so that we can see the changes immediately. In these cases, JavaScript can be used to scroll the element we want to show. In Vanilla JavaScript, there is no built-in function which can achieve scroll_element_into_view(), but most of modern brows...

   JAVASCRIPT,JQUERY,SCROLLTO,HOW-TO     2015-12-17 03:47:32

  A simple example on implementing progress bar in GoLang

Sometimes when handling a long running process, there would be need to track the progress so that people know something is still running instead of doubting something goes wrong. In this case, a progress bar which indicates the current status and progress would be desired. This post will show an example on how to implement progress bar using GoLang. Let's take a look at the final outcome first before jumping into the implementation detail. The key in the implementation is actually just the \r ...

   TUTORIAL,EXAMPLE,GOLANG,PROGRESS BAR     2020-08-08 23:53:15

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