Personal Blog

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory when writ

After solving UnauthorizedAccessException if you get this runtime exception

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory for component with CLS

{Read More}

Posted by lazycoder 2021-08-30

System.UnauthorizedAccessException: Retrieving the COM class factory for component when reading Exce

This is the common Exception when we try to read excel files by excel reader on the Dot NET project.

Full exception example:

System.UnauthorizedAccessException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} faile

{Read More}

Posted by lazycoder 2021-08-30

Windows computer "cannot be loaded because running scripts is disabled on this system"

Why?

{Read More}
Posted by ashraf 2020-02-09

Windows 10 high memory usage (unknown reason)

Suddenly Windows 10 showing it using high memory of about 85%. I have solved this problem and i am going to write down the solution to this post.

In the below picture, you can see my memory usage is 85%

{Read More}
Posted by ashraf 2020-02-06

Visual Studio Code(VSCode) Note

VSCode 1.41.1 with intelephense VScode plugin, getting error on Route folder

Un

{Read More}
Posted by ashraf 2020-01-14

PHP static code analysis on laravel project

Some important tools to automatically check PHP code quality like

PHPCS (PHP CodeSniffer), PHP-CS-Fixer (PHP Coding Standards Fixer), PHPMD (PHP Mess Detector) , etc.

I am going to write the process how to use them on the la
{Read More}
Posted by ashraf 2020-01-03

Delete a old SSL certificate from windows 10

1. Press Windows key + R to open the run command.

2. Type certmgr.msc and press enter

3. Certificates are stored in the folders under Certificates - Current User. You might have to search through the folders t

{Read More}
Posted by ashraf 2019-12-11

XAMPP localhost SSL certificate generate

step 1: Go to-> C:xampp/apache and create a folder name crt

step 2: create "cert.conf" and "make-cert.bat" file inside crt folder

step 3: run "make-cert.bat" file

step 4:
{Read More}
Posted by ashraf 2019-12-11

Laravel store procedure

First create a migration by

php artisan make:migration test_procedure;

Now edit test_procedure like this

public function up()

{

DB::

{Read More}
Posted by ashraf 2019-12-09

PHP Unit testing

We will use PHPUnit framework to test our PHP code.

Requirement:

-> php version &g

{Read More}
Posted by ashraf 2019-11-21

JavaScript call method with string parameter[Laravel note]

To pass a string parameter with the bellow situation use the bellow method.

<script>

html = "Hamilton";

{Read More}
Posted by ashraf 2019-11-15

Atom Hack:

What is ATOM?

Atom is a free and open-source text and source code editor{Read More}
Posted by ashraf 2019-10-16

Laravel Note!!

# Laravel data passing from controller to view

Bellow we are passing an array

return view('viewName')->with('key',$data);

Now we can receive data from view

{Read More}

Posted by ashraf 2019-09-09

How to generate SHA1 fingerprint for linux or mac

I'm trying to generate the SHA1 fingerprint so I can get an Google API key.

I was trying with the following command on terminal

keytool -exportcert -keystore path-to-debug-or-production-keystore -list -v

I am an linux user i am

{Read More}

Posted by ashraf 2018-06-07

PHP non english characters are replaced with question marks(?????) sometimes (mysql)

I am using php(Slim 3) API call to featch bangla characters in MySQL database. I am facing an UTF-8 encoding problem in between flow of my application.

After research on goo

{Read More}

Posted by ashraf 2018-06-07

Android Gradle Error Solution

"Error:Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.1) from [com.android.support:design:26.0.1] AndroidManifest.xml:28:13-35
is

{Read More}

Posted by ashraf 2018-01-15

My Personal Blog

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory when writ

After solving UnauthorizedAccessException if you get this runtime exception

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory for component with CLS

System.UnauthorizedAccessException: Retrieving the COM class factory for component when reading Exce

This is the common Exception when we try to read excel files by excel reader on the Dot NET project.

Full exception example:

System.UnauthorizedAccessException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} faile

Windows computer "cannot be loaded because running scripts is disabled on this system"

Why?

{Read More}
Posted by ashraf 2020-02-09

Windows 10 high memory usage (unknown reason)

Suddenly Windows 10 showing it using high memory of about 85%. I have solved this problem and i am going to write down the solution to this post.

In the below picture, you can see my memory usage is 85%

{Read More}
Posted by ashraf 2020-02-06

Visual Studio Code(VSCode) Note

VSCode 1.41.1 with intelephense VScode plugin, getting error on Route folder

Un

PHP static code analysis on laravel project

Some important tools to automatically check PHP code quality like

PHPCS (PHP CodeSniffer), PHP-CS-Fixer (PHP Coding Standards Fixer), PHPMD (PHP Mess Detector) , etc.

Delete a old SSL certificate from windows 10

1. Press Windows key + R to open the run command.

2. Type certmgr.msc and press enter

3. Certificates are stored in the folders under Certificates - Current User. You might have to search through the folders t

XAMPP localhost SSL certificate generate

step 1: `Go to-> C:xampp/apache and create a folder name crt`

step 2: `create "cert.conf" and "make-cert.bat" file inside crt folder`

step 3: `run "make-cert.bat" file`

step 4:

Laravel store procedure

First create a migration by

php artisan make:migration test_procedure;

Now edit test_procedure like this

public function up()

{

DB::

PHP Unit testing

We will use PHPUnit framework to test our PHP code.

Requirement:

-> php version &g

JavaScript call method with string parameter[Laravel note]

To pass a string parameter with the bellow situation use the bellow method.

<script>

html = "Hamilton";

Atom Hack:

What is ATOM?

Atom is a free and open-source text and source code editor{Read More}
Posted by ashraf 2019-10-16

Laravel Note!!

# Laravel data passing from controller to view

Bellow we are passing an array

return view('viewName')->with('key',$data);

Now we can receive data from view

How to generate SHA1 fingerprint for linux or mac

I'm trying to generate the SHA1 fingerprint so I can get an Google API key.

I was trying with the following command on terminal

keytool -exportcert -keystore path-to-debug-or-production-keystore -list -v

I am an linux user i am

PHP non english characters are replaced with question marks(?????) sometimes (mysql)

I am using php(Slim 3) API call to featch bangla characters in MySQL database. I am facing an UTF-8 encoding problem in between flow of my application.

After research on goo

Android Gradle Error Solution

"Error:Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.1) from [com.android.support:design:26.0.1] AndroidManifest.xml:28:13-35
is

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory when writ

After solving UnauthorizedAccessException if you get this runtime exception System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory for component with CLS

System.UnauthorizedAccessException: Retrieving the COM class factory for component when reading Exce

This is the common Exception when we try to read excel files by excel reader on the Dot NET project. Full exception example: System.UnauthorizedAccessException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} faile

Windows computer "cannot be loaded because running scripts is disabled on this system"

Why?

Windows 10 high memory usage (unknown reason)

Suddenly Windows 10 showing it using high memory of about 85%. I have solved this problem and i am going to write down the solution to this post. In the below picture, you can see my memory usage is 85%

Visual Studio Code(VSCode) Note

VSCode 1.41.1 with intelephense VScode plugin, getting error on Route folder Un

PHP static code analysis on laravel project

Some important tools to automatically check PHP code quality like

PHPCS (PHP CodeSniffer), PHP-CS-Fixer (PHP Coding Standards Fixer), PHPMD (PHP Mess Detector) , etc.

Delete a old SSL certificate from windows 10

1. Press Windows key + R to open the run command. 2. Type certmgr.msc and press enter 3. Certificates are stored in the folders under Certificates - Current User. You might have to search through the folders t

XAMPP localhost SSL certificate generate

step 1: Go to-> C:xampp/apache and create a folder name crt step 2: create "cert.conf" and "make-cert.bat" file inside crt folder step 3: run "make-cert.bat" file step 4:

Laravel store procedure

First create a migration by php artisan make:migration test_procedure; Now edit test_procedure like this public function up() { DB::

PHP Unit testing

We will use PHPUnit framework to test our PHP code. Requirement: -> php version &g

JavaScript call method with string parameter[Laravel note]

To pass a string parameter with the bellow situation use the bellow method. <script> html = "Hamilton";

Atom Hack:

What is ATOM?

Laravel Note!!

# Laravel data passing from controller to view Bellow we are passing an array return view('viewName')->with('key',$data); Now we can receive data from view

How to generate SHA1 fingerprint for linux or mac

I'm trying to generate the SHA1 fingerprint so I can get an Google API key. I was trying with the following command on terminal keytool -exportcert -keystore path-to-debug-or-production-keystore -list -v I am an linux user i am

PHP non english characters are replaced with question marks(?????) sometimes (mysql)

I am using php(Slim 3) API call to featch bangla characters in MySQL database. I am facing an UTF-8 encoding problem in between flow of my application. After research on goo

Android Gradle Error Solution

"Error:Execution failed for task ':app:processDebugManifest'. > Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.1) from [com.android.support:design:26.0.1] AndroidManifest.xml:28:13-35 is

After solving UnauthorizedAccessException if you get this runtime exception

System.Runtime.InteropServices.COMException (0x8000401A): Retrieving the COM class factory for component with CLS

This is the common Exception when we try to read excel files by excel reader on the Dot NET project.

Full exception example:

System.UnauthorizedAccessException: Retrieving the COM class factory for component with CLSID {00024500-0000-0000-C000-000000000046} faile

Why?

{Read More}
Posted by ashraf 2020-02-09

Suddenly Windows 10 showing it using high memory of about 85%. I have solved this problem and i am going to write down the solution to this post.

In the below picture, you can see my memory usage is 85%

{Read More}
Posted by ashraf 2020-02-06

VSCode 1.41.1 with intelephense VScode plugin, getting error on Route folder

Un

1. Press Windows key + R to open the run command.

2. Type certmgr.msc and press enter

3. Certificates are stored in the folders under Certificates - Current User. You might have to search through the folders t

step 1: `Go to-> C:xampp/apache and create a folder name crt`

step 2: `create "cert.conf" and "make-cert.bat" file inside crt folder`

step 3: `run "make-cert.bat" file`

step 4:

First create a migration by

php artisan make:migration test_procedure;

Now edit test_procedure like this

public function up()

{

DB::

We will use PHPUnit framework to test our PHP code.

Requirement:

-> php version &g

To pass a string parameter with the bellow situation use the bellow method.

<script>

html = "Hamilton";

What is ATOM?

Atom is a free and open-source text and source code editor{Read More}
Posted by ashraf 2019-10-16

# Laravel data passing from controller to view

Bellow we are passing an array

return view('viewName')->with('key',$data);

Now we can receive data from view

I'm trying to generate the SHA1 fingerprint so I can get an Google API key.

I was trying with the following command on terminal

keytool -exportcert -keystore path-to-debug-or-production-keystore -list -v

I am an linux user i am

I am using php(Slim 3) API call to featch bangla characters in MySQL database. I am facing an UTF-8 encoding problem in between flow of my application.

After research on goo

"Error:Execution failed for task ':app:processDebugManifest'.
> Manifest merger failed : Attribute meta-data#android.support.VERSION@value value=(26.0.1) from [com.android.support:design:26.0.1] AndroidManifest.xml:28:13-35
is