খ্রিস্টপূর্ব ৮০০০ অব্দে পৃথিবীতে মানুষের আবির্ভাব।
খ্রিস্টপূর্ব ৫০০০ অস্ত্রে সভ্যতার যাত্রা শুরু।
খ্রিস্টপূর্ব ৪৯০ অব্দে ম্যারাথন যুদ্ধে গ্রিসের নিকট পারস্যের পরাজয়।
খ্রিস্টপূর্ব ৩২৭ অব্দে আলেকজান্ডারের ভারত বর্ষ আক্রমণ।
খ্রিষ্টপূর্ব ৩২১ অব্দে মৌর্য সাম্রাজ্য প্রতিষ্ঠা করেন চন্দ্রগুপ্ত মৌর্য।
খ্রিস্টপূর্ব ২৬১ অব্দে কলিঙ্গের যুদ্ধে অশোক জয়লাভ করেন এবং বৌদ্ধ ধর্ম গ্রহণ করেন।
যিশু খ্রিষ্টের জন্ম।
৩২০- চন্দ্রগুপ্ত কর্তৃক গুপ্ত বংশের প্রতিষ্ঠা ।
৬০৬- বাংলার প্রথম স্বাধীন নৃপতি শশাংক ক্ষমতায় বসেন।
৭৫৬ - গোপাল কর্তৃক পাল বংশের প্রতিষ্ঠা ।
৭১২- মুহাম্মদ বিন কাশিমের সিন্ধু বিজয় ।
৯৯৭- গজনীর সুলতান মাহমুদের সিংহাসনে আরোহণ । প্রখ্যাত দার্শনিক ও জ্যোতির্বিদ আল বেরুনি, দার্শনিক ফরারি, শাহনামার রচয়িতা ফেরদৌসী প্রমুখ সুলতান মাহমুদের দরবার আলোকিত করেন।
১২০৪ - লক্ষণ সেনকে পরাজিত করে বখতিয়ার খলজির শাসন শুরু ।
১৩৩৩ - মুহম্মদ বিন তুঘলকের রাজত্বের সময় ইবনে বতুতার আগমন ।
১৪৯৮ - পর্তুগীজ নাবিক ভাস্কো-দা-গামার ভারত আগমন । ভারতে আসার জলপথ আবিষ্কার।
১৫২৬ - বাবরের সাথে পানি পথের প্রথম যুদ্ধে ইব্রাহিম লোদীর পরাজয় এবং বাবর কর্তৃক মুঘল সাম্রাজ্য প্রতিষ্ঠা করণ।
১৫৫৬ - সম্রাট আকবরের দিল্লীর সিংহাসন লাভ, আকবরের সেনাপতি বৈরাম খান ও আফগান নেতা আদিল শাহের সেনাপতি হিমুর মধ্যে পানিপথের দ্বিতীয় যুদ্ধে হিমুর পরাজয়।
১৬১০ - ঢাকা সর্বপ্রথম বাংলার রাজধানী হিসেবে স্থাপন।
১৬৭৮ - সম্রাট আওরঙ্গজেবের তৃতীয় পুত্র শাহজাদা মোহাম্মদ আজম শাহ লালবাগের কেল্লা নির্মাণ কাজ শুরু করেন।
১৭৩৯ - নাদির শাহ কর্তৃক ভারত আক্রমণ।
১৭৫৭ - পলাশী যুদ্ধ সংঘঠিত হয় (২৩ জুন)।
Read more
আমাদের অল-ইন-ওয়ান মোবাইল অ্যাপের মাধ্যমে সীমাহীন শেখার সুযোগ উপভোগ করুন।
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
Lorem ipsum dolor, sit amet consectetur adipisicing elit. Ducimus nihil, quo, quis minus aspernatur expedita, incidunt facilis aliquid inventore voluptate dolores accusantium laborum labore a dolorum dolore omnis qui? Consequuntur sed facilis repellendus corrupti amet in quibusdam ducimus illo autem, a praesentium.
1 hour ago
1 x Application (78.14%) | 91.33ms |
1 x Booting (21.86%) | 25.55ms |
update `subjects` set `view_count` = `view_count` + 1, `subjects`.`updated_at` = '2025-04-18 15:11:24' where `id` = 16431
Bindings |
|
Backtrace |
|
select `_lft`, `_rgt` from `subjects` where `id` = 16431 limit 1
Bindings |
|
Backtrace |
|
select `id`, `name`, `parent_id`, `_lft`, `_rgt`, `show_content`, `num_of_mcq`, `num_of_written`, `des_added_by`, `des_updated_by`, `author_name`, `link_subject_id`, `sub_category_id`, `main_category_id`, `slug`, `meta_og_title`, `meta_keyword`, `meta_description`, `vote`, `view_count`, `icon`, `page_type`, `chapter_name` from `subjects` where (`subjects`.`_lft` between 18443 and 18444) and `subjects`.`deleted_at` is null
Bindings |
|
Backtrace |
|
select `id`, `description`, `short_description`, `subject_id` from `subject_descriptions` where `subject_descriptions`.`subject_id` in (16431) and `subject_descriptions`.`deleted_at` is null
Backtrace |
|
select `id`, `name`, `slug` from `sub_categories` where `sub_categories`.`id` in (4878) and `sub_categories`.`deleted_at` is null
Backtrace |
|
select `id`, `user_id`, `completeable_type`, `completeable_id`, `complete_progress`, `is_complete` from `completes` where `completes`.`completeable_id` in (16431) and `completes`.`completeable_type` = 'App\\Models\\Subject'
Bindings |
|
Backtrace |
|
select `id`, `name`, `parent_id`, `_lft`, `_rgt`, `show_content`, `des_added_by`, `des_updated_by`, `author_name`, `link_subject_id` from `subjects` where `subjects`.`id` in (10591) and `subjects`.`deleted_at` is null
Backtrace |
|
select `id`, `description`, `short_description`, `subject_id` from `subject_descriptions` where `subject_descriptions`.`subject_id` in (10591) and `subject_descriptions`.`deleted_at` is null
Backtrace |
|
select `id`, `name`, `avatar` from `users` where `users`.`id` in (33722) and `users`.`deleted_at` is null
Backtrace |
|
select * from (select `questions`.`id`, `questions`.`subject_id`, `questions`.`category_id`, `questions`.`sub_category_id`, `questions`.`board_exam_id`, `questions`.`passage_id`, `questions`.`question_type`, `questions`.`question`, `questions`.`is_duplicate`, `questions`.`status`, `questions`.`image`, `subjectables`.`subject_id` as `pivot_subject_id`, `subjectables`.`subjectable_id` as `pivot_subjectable_id`, `subjectables`.`subjectable_type` as `pivot_subjectable_type`, row_number() over (partition by `subjectables`.`subject_id` order by `questions`.`created_at` desc) as `laravel_row` from `questions` inner join `subjectables` on `questions`.`id` = `subjectables`.`subjectable_id` where `subjectables`.`subject_id` in (16431) and `subjectables`.`subjectable_type` = 'App\\Models\\Question' and `questions`.`status` = 'active' and `questions`.`deleted_at` is null) as `laravel_table` where `laravel_row` <= 5 order by `laravel_row`
Bindings |
|
Backtrace |
|
select * from `subjects` where `subjects`.`id` = 16431 and `subjects`.`deleted_at` is null limit 1
Bindings |
|
Backtrace |
|
select `id`, `name`, `slug`, `parent_id`, `_lft`, `_rgt` from `subjects` where (18444 between `subjects`.`_lft` and `subjects`.`_rgt` and `subjects`.`id` <> 16431) and `subjects`.`deleted_at` is null order by `_lft` asc
Bindings |
|
Backtrace |
|
select * from `subjects` where `subjects`.`id` = 16431 and `subjects`.`deleted_at` is null limit 1
Bindings |
|
Backtrace |
|
select `id`, `name`, `parent_id`, `_lft`, `_rgt`, `slug`, `meta_og_title`, `meta_keyword`, `meta_description` from `subjects` where `subjects`.`id` = 15602 and `subjects`.`deleted_at` is null limit 1
Bindings |
|
Backtrace |
|
select `id`, `description`, `subject_id` from `subject_descriptions` where `subject_descriptions`.`subject_id` in (15602) and `subject_descriptions`.`deleted_at` is null
Backtrace |
|
select * from `mediables` where `mediable_type` = 'App\\Models\\Subject' and `mediable_id` in (16431)
Bindings |
|
Backtrace |
|
select `videos`.`video_src_url`, `mediables`.`mediable_id` as `chapter_id` from `videos` inner join `mediables` on `mediables`.`mediable_id` = `videos`.`id` where `videos`.`id` = 0 and `videos`.`video_src` = 'youtube' and `videos`.`deleted_at` is null
Bindings |
|
Backtrace |
|
select `id`, `name`, `main_category_id`, `slug` from `subjects` where `id` <> 16431 and `parent_id` = 15602 and `main_category_id` = 3 and `subjects`.`deleted_at` is null limit 5
Bindings |
|
Backtrace |
|
select * from `package_plans` where `status` = 'active' and `package_plans`.`deleted_at` is null
Bindings |
|
Backtrace |
|
200
[]
[]
0 of 0array:21 [▼ "x-https" => array:1 [▶ 0 => "1" ] "cookie" => array:1 [▶ 0 => "XSRF-TOKEN=eyJpdiI6IkxHRzZINGJZdDF1aUpIeTBJZGNiZVE9PSIsInZhbHVlIjoiUGhUNlRDZFVDUHZobHppNU5raE9DMXRzRDFVTDVVRmtEZlJXcHlaMERTNkFvK2k4b3diYTg1M1kwdXpVUzl1UEZIN2F1ZnlRb2RyYzRueDllbEptMnJjby9JRmFEZXVuenloeEV4MUhSb09VZUd6TEhNMy9NajhXMlA3amNzRWgiLCJtYWMiOiI0OThmMjMwZDMwNzFmMDdmNTY5MDVlNDk2N2FhMzZkMjM1OTY2MzY2NWNlNTI3ZTFjNDE1MWYwNTZlYWFiZTNlIiwidGFnIjoiIn0%3D; satt_academy_session=eyJpdiI6IjZVSjVQaW5UeTdQMEhBUTBIT1A5V1E9PSIsInZhbHVlIjoiSDBTdVhHRzlRUitISWlad0I4bGE2dG5tV05UZ2w1UStRSXYyVnRDM1lFek1NT3dja3RJbDgzUzB5M0ZGR3Q0Q0pnUDBZaUhqcHl4a0NQZnQ0TXNYNFNNUnNTY3hJVTVFd2ZoVXVGVnQvYkJlQjZYTEhja1VvTE9jQTk5SGpERysiLCJtYWMiOiIxOWRkNGJmYTAyNzhjYTQxMjIwZDNmNjI3MGI2N2ZlMzI4MDNjYzFkZTE4NDg2NjQ5MTljMTAxZmE4YzZjYTVlIiwidGFnIjoiIn0%3D ◀XSRF-TOKEN=eyJpdiI6IkxHRzZINGJZdDF1aUpIeTBJZGNiZVE9PSIsInZhbHVlIjoiUGhUNlRDZFVDUHZobHppNU5raE9DMXRzRDFVTDVVRmtEZlJXcHlaMERTNkFvK2k4b3diYTg1M1kwdXpVUzl1UEZIN2F1Z ▶" ] "sec-fetch-dest" => array:1 [▶ 0 => "document" ] "sec-fetch-user" => array:1 [▶ 0 => "?1" ] "sec-fetch-mode" => array:1 [▶ 0 => "navigate" ] "sec-fetch-site" => array:1 [▶ 0 => "none" ] "accept" => array:1 [▶ 0 => "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7" ] "user-agent" => array:1 [▶ 0 => "Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.com)" ] "upgrade-insecure-requests" => array:1 [▶ 0 => "1" ] "sec-ch-ua-platform" => array:1 [▶ 0 => ""Windows"" ] "sec-ch-ua-mobile" => array:1 [▶ 0 => "?0" ] "sec-ch-ua" => array:1 [▶ 0 => ""HeadlessChrome";v="129", "Not=A?Brand";v="8", "Chromium";v="129"" ] "cache-control" => array:1 [▶ 0 => "no-cache" ] "pragma" => array:1 [▶ 0 => "no-cache" ] "x-real-ip" => array:1 [▶ 0 => "3.131.142.67" ] "x-forwarded-server" => array:1 [▶ 0 => "debugerror.xyz" ] "x-forwarded-proto" => array:1 [▶ 0 => "https" ] "x-forwarded-port" => array:1 [▶ 0 => "443" ] "x-forwarded-host" => array:1 [▶ 0 => "debugerror.xyz" ] "x-forwarded-for" => array:1 [▶ 0 => "3.131.142.67" ] "host" => array:1 [▶ 0 => "debugerror.xyz" ] ]
0 of 0array:2 [▼ "XSRF-TOKEN" => "YFaOysPmRk1Kln6t14cFywvwKSauKGkHgFbVM1Zh" "satt_academy_session" => "Ek19AaEO9bUUXKm5LI3UliUXmGo8xsbnKYnLL20S" ]
0 of 0array:7 [▼ "content-type" => array:1 [▶ 0 => "text/html; charset=UTF-8" ] "cache-control" => array:1 [▶ 0 => "no-cache, private" ] "date" => array:1 [▶ 0 => "Fri, 18 Apr 2025 09:11:24 GMT" ] "x-ratelimit-limit" => array:1 [▶ 0 => "60" ] "x-ratelimit-remaining" => array:1 [▶ 0 => "24" ] "set-cookie" => array:2 [▶ 0 => "XSRF-TOKEN=eyJpdiI6IjBTTGxGT3puY2l2UVJKcVBzNlY4MFE9PSIsInZhbHVlIjoiNVFHODlSVFRrR1RRaS9uTXBoTnl5M1hpajRkS3AyOGdvTEtSOGMxMG9nSTdKK3ZEdjBUYmNQamtqdk1ZVlhnQTNMb0l6QlRvOGFINFJTNjZvVEFrb2J3YWVOMEFWc0V4OFExVVhaK0haNms4bEFYUjNrZ3I0dkRDYTZpVG1sVGEiLCJtYWMiOiIxYThhOTk2MTQ0OWM3ZDFkMGUwYzEzMjJiYzhhODBjZjM5YzExZWFlYTgwYzlkNWI5OWU0ZDdjOWZlZTlmYjc2IiwidGFnIjoiIn0%3D; expires=Sat, 19 Apr 2025 09:11:24 GMT; Max-Age=86400; path=/; secure ◀XSRF-TOKEN=eyJpdiI6IjBTTGxGT3puY2l2UVJKcVBzNlY4MFE9PSIsInZhbHVlIjoiNVFHODlSVFRrR1RRaS9uTXBoTnl5M1hpajRkS3AyOGdvTEtSOGMxMG9nSTdKK3ZEdjBUYmNQamtqdk1ZVlhnQTNMb0l6Q ▶" 1 => "satt_academy_session=eyJpdiI6IkNYWXdXRGFzc0JJbG5jRmxuSk1IZ1E9PSIsInZhbHVlIjoiWlF0K3JpQ2FJeVVHU3BRQ3N5WkJKTE9EdGI2dDcyaVl6MVpVTFFPU1YxRThvbXoxcDlJTkxJUHREd0xFK1dJakNwYktCMEJaQjVPR2tTWGk5MDhydE5ENGgxRmlpV2NUdDlodXpMdnVUTHE0QXJaSllKYkNrM29Qa1h4bk1wbFciLCJtYWMiOiJkZmI3MjUyOTZhNzgzOThkNzM3MTFlZmIyOTY3N2VmMGQ2MDgyNTU0ZTE1YjFkNDFkODYzNmQ0OGNiMjEzYTRhIiwidGFnIjoiIn0%3D; expires=Sat, 19 Apr 2025 09:11:24 GMT; Max-Age=86400; path=/; secure; httponly ◀satt_academy_session=eyJpdiI6IkNYWXdXRGFzc0JJbG5jRmxuSk1IZ1E9PSIsInZhbHVlIjoiWlF0K3JpQ2FJeVVHU3BRQ3N5WkJKTE9EdGI2dDcyaVl6MVpVTFFPU1YxRThvbXoxcDlJTkxJUHREd0xFK1d ▶" ] "Set-Cookie" => array:2 [▶ 0 => "XSRF-TOKEN=eyJpdiI6IjBTTGxGT3puY2l2UVJKcVBzNlY4MFE9PSIsInZhbHVlIjoiNVFHODlSVFRrR1RRaS9uTXBoTnl5M1hpajRkS3AyOGdvTEtSOGMxMG9nSTdKK3ZEdjBUYmNQamtqdk1ZVlhnQTNMb0l6QlRvOGFINFJTNjZvVEFrb2J3YWVOMEFWc0V4OFExVVhaK0haNms4bEFYUjNrZ3I0dkRDYTZpVG1sVGEiLCJtYWMiOiIxYThhOTk2MTQ0OWM3ZDFkMGUwYzEzMjJiYzhhODBjZjM5YzExZWFlYTgwYzlkNWI5OWU0ZDdjOWZlZTlmYjc2IiwidGFnIjoiIn0%3D; expires=Sat, 19-Apr-2025 09:11:24 GMT; path=/; secure ◀XSRF-TOKEN=eyJpdiI6IjBTTGxGT3puY2l2UVJKcVBzNlY4MFE9PSIsInZhbHVlIjoiNVFHODlSVFRrR1RRaS9uTXBoTnl5M1hpajRkS3AyOGdvTEtSOGMxMG9nSTdKK3ZEdjBUYmNQamtqdk1ZVlhnQTNMb0l6Q ▶" 1 => "satt_academy_session=eyJpdiI6IkNYWXdXRGFzc0JJbG5jRmxuSk1IZ1E9PSIsInZhbHVlIjoiWlF0K3JpQ2FJeVVHU3BRQ3N5WkJKTE9EdGI2dDcyaVl6MVpVTFFPU1YxRThvbXoxcDlJTkxJUHREd0xFK1dJakNwYktCMEJaQjVPR2tTWGk5MDhydE5ENGgxRmlpV2NUdDlodXpMdnVUTHE0QXJaSllKYkNrM29Qa1h4bk1wbFciLCJtYWMiOiJkZmI3MjUyOTZhNzgzOThkNzM3MTFlZmIyOTY3N2VmMGQ2MDgyNTU0ZTE1YjFkNDFkODYzNmQ0OGNiMjEzYTRhIiwidGFnIjoiIn0%3D; expires=Sat, 19-Apr-2025 09:11:24 GMT; path=/; secure; httponly ◀satt_academy_session=eyJpdiI6IkNYWXdXRGFzc0JJbG5jRmxuSk1IZ1E9PSIsInZhbHVlIjoiWlF0K3JpQ2FJeVVHU3BRQ3N5WkJKTE9EdGI2dDcyaVl6MVpVTFFPU1YxRThvbXoxcDlJTkxJUHREd0xFK1d ▶" ] ]
0 of 0array:3 [▼ "_token" => "YFaOysPmRk1Kln6t14cFywvwKSauKGkHgFbVM1Zh" "_previous" => array:1 [▶ "url" => "https://debugerror.xyz/admission/%E0%A6%87%E0%A6%A4%E0%A6%BF%E0%A6%B9%E0%A6%BE%E0%A6%B8%E0%A7%87%E0%A6%B0-%E0%A6%97%E0%A7%81%E0%A6%B0%E0%A7%81%E0%A6%A4%E0%A7%8D%E0%A6%AC%E0%A6%AA%E0%A7%82%E0%A6%B0%E0%A7%8D%E0%A6%A3-%E0%A6%B8%E0%A6%BE%E0%A6%B2-13972 ◀https://debugerror.xyz/admission/%E0%A6%87%E0%A6%A4%E0%A6%BF%E0%A6%B9%E0%A6%BE%E0%A6%B8%E0%A7%87%E0%A6%B0-%E0%A6%97%E0%A7%81%E0%A6%B0%E0%A7%81%E0%A6%A4%E0%A7%8D ▶" ] "_flash" => array:2 [▶ "old" => [] "new" => [] ] ]