PDF Printing

Print.js was primarily written to help us print PDF files directly within our apps, without leaving the interface, and no use of embeds. For unique situations where there is no need for users to open or download the PDF files, and instead, they just need to print them.

One scenario where this is useful, for example, is when users request to print reports that are generated on the server side. These reports are sent back as PDF files. There is no need to open these files before printing them. Print.js offers a quick way to print these files within our apps.

PDF files must be served from the same domain as your app is hosted under. Print.js uses iframe to load files before printing them, therefore, it is limited by the Same Origin Policy. This helps preventing Cross-site scripting (XSS) attacks.

Example

Add a button to print a PDF file located on your hosting server:


 <button type="button" onclick="printJS('docs/printjs.pdf')">
    Print PDF
 </button>

Result:

For large files, you can show a message to the user when loading files.


 <button type="button" onclick="printJS({printable:'docs/xx_large_printjs.pdf', type:'pdf', showModal:true})">
    Print PDF with Message
 </button>

Result:

The library supports base64 PDF printing:


 <button type="button" onclick="printJS({printable: base64, type: 'pdf', base64: true})">
    Print PDF with Message
 </button>

Result:

HTML Printing

Sometimes we just want to print selected parts of a HTML page, and that can be tricky. With Print.js, we can easily pass the id of the element that we want to print. The element can be of any tag, as long it has a unique id. The library will try to print it very close to how it looks on screen, and at the same time, it will create a printer friendly format for it.

Example

Add a print button to a HTML form:


 <form method="post" action="#" id="printJS-form">
    ...
 </form>

 <button type="button" onclick="printJS('printJS-form', 'html')">
    Print Form
 </button>

Result:

Print.js accepts an object with arguments. Let's print the form again, but now we will add a header to the page:


 <button type="button" onclick="printJS({ printable: 'printJS-form', type: 'html', header: 'PrintJS - Form Element Selection' })">
    Print Form with Header
 </button>

Result:

Image Printing

Print.js can be used to quickly print any image on your page, by passing the image url. This can be useful when you have multiple images on the screen, using a low resolution version of the images. When users try to print the selected image, you can pass the high resolution url to Print.js.

Example

Load images on your page with just the necessary resolution you need on screen:


 <img src="images/print-01.jpg" />

In your javascript, pass the highest resolution image url to Print.js for a better print quality:


 printJS('images/print-01-highres.jpg', 'image')

Result:

activation code for park control verified

Print.js uses promises to make sure the images are loaded before trying to print. This is useful when printing high resolution images that are not yet loaded, like the example above.

You can also add a header to the image being printed:


 printJS({printable: 'images/print-01-highres.jpg', type: 'image', header: 'My cool image header'})

Result:

To print multiple images together, we can pass an array of images. We can also pass the style to be applied on each image:


 printJS({
  printable: ['images/print-01-highres.jpg', 'images/print-02-highres.jpg', 'images/print-03-highres.jpg'],
  type: 'image',
  header: 'Multiple Images',
  imageStyle: 'width:50%;margin-bottom:20px;'
 })

Result:

JSON Printing

A simple and quick way to print dynamic data or array of javascript objects.

Example

We have the following data set in our javascript code. This would probably come from an AJAX call to a server API:


 someJSONdata = [
    {
       name: 'John Doe',
       email: 'john@doe.com',
       phone: '111-111-1111'
    },
    {
       name: 'Barry Allen',
       email: 'barry@flash.com',
       phone: '222-222-2222'
    },
    {
       name: 'Cool Dude',
       email: 'cool@dude.com',
       phone: '333-333-3333'
    }
 ]

We can pass it to Print.js:


 <button type="button" onclick="printJS({printable: someJSONdata, properties: ['name', 'email', 'phone'], type: 'json'})">
    Print JSON Data
 </button>

Result:

We can style the data grid by passing some custom css:


 <button type="button" onclick="printJS({
	    printable: someJSONdata,
	    properties: ['name', 'email', 'phone'],
	    type: 'json',
	    gridHeaderStyle: 'color: red;  border: 2px solid #3971A5;',
	    gridStyle: 'border: 2px solid #3971A5;'
	})">
    Print JSON Data
 </button>

Result:

We can customize the table header text sending an object array


 <button type="button" onclick="printJS({
	    printable: someJSONdata,
	    properties: [
		{ field: 'name', displayName: 'Full Name'},
		{ field: 'email', displayName: 'E-mail'},
		{ field: 'phone', displayName: 'Phone'}
	    ],
	    type: 'json'
        })">
    Print with custom table header text
 </button>

Result:

JSON, HTML and Image print can receive a raw HTML header:


<button type="button" onclick="printJS({
		printable: someJSONdata,
		type: 'json',
		properties: ['name', 'email', 'phone'],
		header: '<h3 class="custom-h3">My custom header</h3>',
		style: '.custom-h3 { color: red; }'
	  })">
	Print header raw html
</button>

Result:

Activation Code For Park Control Verified

The process is straightforward, though it requires contacting a distributor. Here is the step-by-step path to getting your verified code:

A: Rarely. Major feature updates (e.g., Windows 10 to Windows 11) may change your Hardware ID. Always perform a "deactivation" before upgrading your OS. Then reactivate after the upgrade.

A quick search for "activation code for park control verified free download" leads to dozens of shady websites. These are nearly always traps. Here’s what happens behind the scenes:

Real-world case: In March 2026, a regional airport’s parking system was held for ransom after an engineer used an unverified activation code downloaded from a torrent site. The attacker gained remote access via embedded code in the crack. The airport paid $500,000 to restore operations.

Standard ParkControl is entirely free and does not require an activation code for its core functions, such as tweaking CPU core parking and frequency scaling.

Activation codes are only used for the Pro version, which adds advanced automation like Bitsum Dynamic Boost. Using "verified" codes from unofficial sources is highly discouraged, as these often bundle malware or fail to work with the latest updates. How to Get and Use ParkControl Safely

Download from the Official Source: Always get the software directly from Bitsum Technologies to ensure it is virus-free and up to date.

Use the Free Version: You can unpark your CPU cores and create high-performance power plans without ever paying.

Purchase Pro (Optional): If you want the Pro features, official licenses are available starting at $4.77 for an annual plan or $8.97 for a lifetime license on the Bitsum Store. Basic Setup for Better Performance

Select a Power Plan: Open ParkControl and choose a profile like "Bitsum Highest Performance".

Adjust Core Parking: Set "Parking AC" to Disabled to keep all cores active during gaming.

Make Active: Click Make Active and then Apply to save changes without needing a reboot.

The activation code for ParkControl Pro serves to unlock advanced automation features within Bitsum's CPU optimization utility. Once a code is "verified," it enables premium functionality like Bitsum Dynamic Boost, which automatically scales power plans based on user activity. Activation Status Report Software Identifer: ParkControl Pro (by Bitsum LLC). Verification Status: Verified/Active. Unlocked Features:

Bitsum Dynamic Boost: Automatically switches to high-performance plans when active and conservative plans when idle. activation code for park control verified

Power Plan Notifications: Real-time alerts when any process changes the system's active power plan.

Registration Process: Activation requires a one-time internet connection to validate the license through the plActivate.exe utility. Core Functionality Overview

ParkControl is a lightweight tool primarily used to manage CPU Core Parking and Frequency Scaling.

Core Parking: A Windows power-saving feature that puts unused CPU cores into a sleep-like state. ParkControl allows users to disable this for better performance in gaming or intensive tasks.

Frequency Scaling: Prevents the CPU from downclocking, ensuring the processor is always "ramped-up" and ready to execute code.

No Reboot Required: Unlike registry hacks, ParkControl applies these changes immediately without requiring a system restart. Verification Troubleshooting If activation issues occur despite a verified code:

Firewall Interference: Ensure plActivate.exe is not blocked; it must connect to bitsum.com for a one-time validation.

Hardware Compatibility: If an "ERROR: You do not have sufficient permissions" message appears, it typically indicates that the hardware or OS prevents ParkControl from operating, regardless of license status.

Activation Check: To confirm activation, users can navigate to Help > About in the software interface.

If you want to verify the specific features now active or need help configuring Dynamic Boost for a specific game, let me know. ParkControl – Tweak CPU Core Parking and More

Park Control Activation Code Verification

Introduction

As part of our ongoing efforts to improve park management and security, we have implemented an activation code system to verify authorized personnel accessing park control areas. This document outlines the procedures and guidelines for obtaining and using activation codes. Real-world case: In March 2026, a regional airport’s

Activation Code Policy

To ensure secure access to park control areas, all authorized personnel must obtain an activation code prior to entering the area. The activation code is a unique, time-sensitive code that is verified by park control staff before granting access.

Obtaining an Activation Code

To obtain an activation code, authorized personnel must follow these steps:

Activation Code Format

The activation code consists of a 6-digit numerical code, followed by a 4-digit timestamp. The code is formatted as follows:

XXXXXX-TTTT

Where XXXXXX is the 6-digit code and TTTT is the 4-digit timestamp.

Activation Code Verification

To verify the activation code, park control staff will:

Sample Activation Code

Here is a sample activation code:

A12345-1423

Security Measures

To prevent unauthorized access, activation codes will be:

Revocation of Activation Code

Activation codes may be revoked at any time due to security concerns or unauthorized use. Authorized personnel are responsible to report any security breaches or lost/stolen activation codes to the park control office immediately.

Conclusion

The activation code system is an essential security measure to protect park control areas. By following these guidelines and procedures, we can ensure the secure access and management of these areas.

Verification Form

Please find below a sample verification form:

| Activation Code | Timestamp | Verified By | Date | | --- | --- | --- | --- | | | | | |

This form can be used by park control staff to verify activation codes and record access to the park control area.

You can find forums and YouTube videos promising "free activation codes" or "cracked DLL files." Using these is a high-risk strategy. Here is why a legitimate activation code for park control verified is non-negotiable:

After purchase, you will receive a license request form. Paste your Hardware ID into the form. The vendor will generate a unique activation code for park control verified specifically tied to your machine.

Design trade-offs: length vs user entry errors, offline verification needs, and entropy vs usability. Standard ParkControl is entirely free and does not

Searching for "free activation code for park control" is tempting, but the consequences are severe:

Browser Compatibility

Currently, not all library features are working between browsers. Below are the results of tests done with these major browsers, using their latest versions.

Google Chrome

Safari

Firefox

Edge

Opera

Internet Explorer

PDF

HTML

Images

JSON

Thank you BrowserStack for the support. Amazing cross-browser testing tool.

Development and Support

Please report issues and feature requests in GitHub Issues.

If you have questions when implementing or using the library, ask about it in StackOverflow.

Pull requests are very welcome! Make sure your patches are well tested: README.md.

Print.js was built from the hard work of all these contributors.