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Validate Azure AD v2 id_token
How to validate the id_token value received from Azure AD v2.0 authentication response? As you can see from the previous tutorials, you can easily decode the "id_token" value received from Azure AD authentication response using a simple PHP script. After decoding, you can get all information about t...
2019-03-27, ∼2802🔥, 0💬

View RSS Feeds with IE (Internet Explorer)
How to View RSS Feeds with IE (Internet Explorer)? If you want to view RSS Feeds with IE (Internet Explorer), you can follow this tutorial: 1. Launch IE (Internet Explorer) 11. 2. Enter the following in the URL input box: http://dev.fyicenter.com/rss_x ml.php3. Press "Enter" key. You see the RSS fee...
2017-10-16, ∼2800🔥, 0💬

Setting a Persistent Cookie in PHP
How To Set a Persistent Cookie in PHP? If you want to set a persistent cookie, you can use the setcookie() function with an extra parameter to specify its expiration time. To follow sample script sets 2 persistent cookies to be expired within 7 days: setcookie("LoginName","FYICent er");setcookie("Pr...
2016-11-04, ∼2799🔥, 0💬

Adobe Digital Editions Failed to Open EPUB
Why Adobe Digital Editions fails to open an EPUB book file? "Adobe Digital Editions 4.5.7" does not work on Windows 7 computers. For example, Run "Adobe Digital Editions" on Windows 7 computer. You the start screen. 2. Click "Getting Started with Adobe Digital Edition" EPUB book. You see the followi...
2019-01-01, ∼2797🔥, 0💬

What Is EPUB 3.1 Specification
What Is EPUB 3.1 Specification? EPUB 3.1 Specification is the 3.1 version of EPUB specification. EPUB 3.1 Specification was developed pursuant to a charter approved by the IDPF Membership in July, 2015, and approved by the IDPF membership as a final Recommended Specification effective January 5, 201...
2018-06-27, ∼2797🔥, 0💬

Setting session.gc_maxlifetime Properly in PHP
How To Set session.gc_maxlifetime Properly in PHP? As you know that session.gc_maxlifetime is the session value timeout period. You should set this value based on the usage pattern of your visitors. Here are some suggestions: # Set it to 20 minutes for a normal Web site: session.gc_maxlifetime = 120...
2016-10-24, ∼2796🔥, 0💬

Smallest Valid XHTML5 Document
What is a Smallest Valid XHTML5 Document? If you are interested to see the smallest, but valid, XHTML5 document, look at this one: &lt;?xml version="1.0" ?&gt; &lt;!DOCTYPE html&gt; &lt;html xmlns="http://www.w3.org/1999/ xhtml"&gt;&lt;head&gt;&lt;ti tle&gt;Hel...
2024-03-17, ∼2795🔥, 0💬

What Is Wrapper Function
What is a wrapper function in Python? A wrapper function in Python is a function that takes an old function as input parameter and returns a new function. The new function should have the same parameter list and return type. If you call the new function, it will perform the same task as the old func...
2018-02-08, ∼2789🔥, 0💬

View EPUB 2.0 Metadata List with Calibre
How to see more EPUB 2.0 metadata list with Calibre? You can follow this tutorial to view EPUB 2.0 metadata list with Calibre. 1. Click Row-Your-Boat-2.0.epub to download this sample EPUB 2.0 book. 2. Add Row-Your-Boat-2.0.epub to Calibre book library. You see some EPUB 2.0 metadata displayed below ...
2019-01-12, ∼2786🔥, 0💬

Decode Azure AD v1 id_token
How to decode the id_token value received from Azure AD v1.0 authentication response? According to the "RFC 7519 - JWT (JSON Web Token)" standard, the "id_token" value received from Azure AD authentication response should be decoded as below: Splitting the encoded string into 3 components: Header, B...
2021-05-16, ∼2779🔥, 0💬

Viewing the Content of a Cookie File in PHP
How to View the Content of a Cookie File in PHP? Cookie files are normal text files. You can view them with any text editor. Follow the steps below to see what is in a cookie file created by your own PHP script. Copy the following sample script, setting_persistent_cookies.php ,to your Web server: &a...
2016-10-30, ∼2779🔥, 0💬

What Is json.JSONEncoder Class
What Is json.JSONEncoder Class? json.JSONEncoder class is the underlying class that supports json.dumps() functions. The following Python example shows you how to use json.JSONEncoder class to perform the same JSON encoding job as json.dumps function: &gt;&gt;&gt; import json &gt;&am...
2018-10-08, ∼2778🔥, 0💬

Filtering Out Empty Files in PHP
Why Do You Need to Filter Out Empty Files in PHP? When you are processing uploaded files, you need to check for empty files, because they could be resulted from a bad upload process but the PHP engine could still give no error. For example, if a user typed a bad file name in the upload field and sub...
2016-10-14, ∼2771🔥, 0💬

Closing an HTML Element
How To Close an HTML Element? In XHTML syntax, every HTML element must be closed. There are two ways to close an HTML element: Using a closing tag, which is the element name prefixed with "/" and enclosed in a pair of angle brackets: "&lt;" and "&gt;". Closing the opening tag immediately by ...
2024-03-23, ∼2766🔥, 0💬

__sectionTitle__
Where to find tutorials as Introduction to OpenID. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team as Introduction to OpenID. What Is OpenID What Is OpenID Connect OpenID Usage Statistics Differences between OpenID and OAuth   ⇒ What Is OpenID ⇐ ...
2019-01-20, ∼2751🔥, 0💬

Downloading and Installing PHP
Where to find tutorials in downloading and installing PHP binary version for Windows system. Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team in downloading and installing PHP binary version for Windows system. Installing PHP for Windows Verifying ...
2016-10-13, ∼2749🔥, 0💬

EPUB 2.0 Metadata - dc:subject Element
What is EPUB 2.0 Metadata "dc:subject" Element? EPUB 2.0 Metadata "dc:subject" is an optional metadata element to specify the subject category of the EPUB 2.0 book. When using "dc:subject" metadata element, you should follow an industry standard like: BISAC (Book Industry Standards And Communication...
2019-01-26, ∼2747🔥, 0💬

What Is XHTML 1.0?
What Is XHTML 1.0? XHTML 1.0 was published as a W3C Recommendation in January 2000. XHMTL 1.0 is basically the same language as HTML 4.0. But XHTML 1.0 is defined in XML 1.0 syntax. XHTML 1.0 offers the following features: XHTML documents are XML conforming. As such, they are readily viewed, edited,...
2024-03-23, ∼2737🔥, 0💬

Policy to Control Backend Service
Where to find tutorials on creating Policy to control backend service on Azure API Management Policy? Here is a list of tutorials to answer many frequently asked questions compiled by FYIcenter.com team on creating Policy to control backend service on Azure API Management Policy. 'set-backend-servic...
2017-12-04, ∼2737🔥, 0💬

What Is Python Module 'sys'
What Is Python module "sys"? "sys" is a Python internal module that provides access to some variables used or maintained by the interpreter and to functions that interact strongly with the interpreter. Here are some important properties and functions provided by the "sys" module: &gt;&gt;&am...
2018-11-11, ∼2736🔥, 0💬

Hello-3.0.epub - "container.xml" File
How to create the "container.xml" file of an EPUB 3.0 book? The "container.xml" file of an EPUB 3.0 book is a required file in the book ZIP container. It specifies a package file of any name, for example: package.opf. Here is the requirement on the "container.xml" file: 1. The "container.xml" file m...
2018-11-29, ∼2735🔥, 0💬

Defining a HTML Bookmark
How To Define a Bookmark? A bookmark is a named reference point in an HTML document. If a bookmark can be included in the URL that represents this document, the browser will automatically move the display window to the reference point as soon as the document is open. If you want to define a bookmark...
2017-07-15, ∼2735🔥, 0💬

Hello-3.0.epub - "mimtype" File
How to create the "mimetype" file of an EPUB 3.0 book? The "mimetype" file of an EPUB 3.0 book is a required file in the book ZIP container. It specifies the mimetype of an EPUB 3.0 book file. Here is the requirement on the "mimetype" file: 1. The "mimetype" file must be named as "mimetype". 2. The ...
2018-11-29, ∼2733🔥, 0💬

urllib.request.Request Properties and Functions
What properties and functions are supported on urllib.request.Request objects? urllib.request.Request objects support the following properties and functions: &gt;&gt;&gt; q = urllib.request.Request(url) host # represents the host name of the url. type # represents the internet protocol t...
2018-09-13, ∼2730🔥, 0💬

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