Adedoyin

7.3K posts

Adedoyin

Adedoyin

@dhoyin

IT Project Manager | Climate Change | Social Entrepreneur.

Nigeria Katılım Ağustos 2009
1.2K Takip Edilen730 Takipçiler
Adedoyin
Adedoyin@dhoyin·
@GbeleePaul You seem to be going all in on itel products.
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The Solar guy
The Solar guy@GbeleePaul·
Second offer 4kva inverter 5kwh lithium battery 6 pcs of 650W And free installation! #1,850,000 instead of 2.6m Note: all materials are new with 3 years warranty! Offer ends in 48hrs
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OurFaveOnlineDoc 🇬🇧 🇳🇬
OurFaveOnlineDoc 🇬🇧 🇳🇬@OurFavOnlineDoc·
Sometimes the biggest message is not in words- it is in compassion and care for those who can never pay it back. This story really touched me.
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Adedoyin
Adedoyin@dhoyin·
@redislandboy @GbeleePaul The power consumption of your TV and Fan is almost equal to the power generated by your panel. So it doesn't have enough extra power to charge your powertank
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莱 真珠 Awoleye
莱 真珠 Awoleye@redislandboy·
@GbeleePaul I have the 500w power tank. But it does not charge when the sun is out during the day when my TV and fan are on until I put them off, then it start charging. What is missing?
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The Solar guy
The Solar guy@GbeleePaul·
There are two types of inverters: non-hybrid inverters (ordinary inverters) and hybrid inverters (multiple sources). The popular opinion about hybrid and non-hybrid inverters is that one comes with a charge controller and non-hybrids don’t come with a charge controller. But it’s more interesting than that. Hybrid inverters have some special features that make them more interesting, such as power source. You see, non-hybrids can only be powered with batteries, but hybrids can be powered on with multiple power sources, panels, and batteries. Hybrid inverters can be powered with panels alone, without batteries. Also, if you have enough panels in your hybrid inverter setup, during the day the hybrid inverter will not use the battery as a power source. For example, if your consumption during the day is 500W and you have panels giving you up to 3kW, the inverter will divide the energy from the panel into two; it will serve what you need and use the remaining energy to charge your battery.
The Solar guy tweet mediaThe Solar guy tweet media
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Sani Yusuf
Sani Yusuf@saniyusuf·
In Nigeria, Solar is a necessity if you can afford it. But you do not have to do it all at once. Start with having batteries, say 2-4, being charged with light. This should probably only work with your fridge, lights, fan, TV and router. Your quality of life will be nearly perfect with these. The next step is to get a bunch of panels to have the batteries charged for free with Solar. Next step, probably upgrade to Lithium batteries, with a few more panels to carry non-essential load for at least 48 hours, planning for non-sunny days. The final step is to optimise your appliances: low-energy bulbs, Inverter fridges, and sensors that automatically switch them off.
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Apostle Emmanuel Iren
Apostle Emmanuel Iren@pst_iren·
I rang the first bell 🔔 @propellaschools is live The first free school of @cci_global is live We have started with about 80 students Help me thank everyone who worked tirelessly to make this happen
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Adedoyin
Adedoyin@dhoyin·
@tokunbo_wahab @timiagbaje_ Oga Tokunbo, Lawma is not effective across most locations in Lagos. You need to open up waste collection process to more companies and small operators. Assign them to specific areas and enforce their schedule. @followlasg needs to do better. Put proper systems in place...
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Adedoyin
Adedoyin@dhoyin·
@barisukafx @winexviv They have to retake the exams. From my understanding of the tweet, the delivery of questions and answers to those affected students was wrong. So it is possible that the answers for Question A was showing for Question F, while answers for Question J is showing for A.
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Mr. Barry
Mr. Barry@barisukafx·
@winexviv Why are they retaking the exams? Can't they just re-mark the one that was already taken? Don't they have the records?
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Alex Onyia
Alex Onyia@winexviv·
I promised I will share a detailed technical report of what happened after our review with JAMB core system. Carefully read it please… JAMB 2025 UTME Technical Review Report On Tuesday, the 14th of May 2025, a high-level technical review session was convened at the Joint Admissions and Matriculation Board (JAMB) headquarters in Abuja. The meeting, presided over by the esteemed Registrar, Professor Ishaq Olanrewaju Oloyede, was initiated in direct response to the mass outcry that followed the release of the 2025 Unified Tertiary Matriculation Examination (UTME) results the previous Friday. The objective of this gathering was to unravel the root causes behind the unexpectedly poor candidate performance and to establish clear mitigative measures to restore confidence in the integrity of the UTME assessment process. The meeting began promptly at 10:00 a.m. and was attended by a distinguished panel of stakeholders. Present were heads of key directorates within JAMB, and Lead Systems Analysts. Also in attendance were delegates from the CBT Centre Regulatory Committee, representatives from the Educare Technical Team, and lead engineers from the consortium of software vendors responsible for the examination engine infrastructure. Discussions commenced with a comprehensive analysis of the existing system architecture. The panel reviewed the software stack powering the CBT engine, paying particular attention to how examination content was delivered to candidates. An important distinction was made between server-streamed and locally cached delivery methods. The discussion further investigated the existence and efficacy of randomization mechanisms for both questions and answer options. This scrutiny was aimed at determining whether shuffling protocols were uniformly enforced, how answer permutations were managed, and if consistency of correct answer mapping was maintained across candidates following randomization. Attention then shifted to the scoring and marking logic. This line of inquiry included assessing the capability of the system to reconstruct question-and-answer mappings and evaluate response accuracy with complete transparency. It was critical to determine if each candidate’s raw responses were stored, retrievable, and auditable. The team also rigorously examined JAMB’s quality assurance and testing frameworks. This involved reviewing the load testing procedures previously employed, verifying the consistency of deployment builds across centres, and probing whether any last-minute hotfixes or patches were applied during or after the examination period. System logs, particularly incident and error records, were meticulously analyzed to identify any anomalies that could suggest failures in content delivery, timing accuracy, or candidate response capture. Another focal point of the review was *the potential for human factor influence* . The panel sought clarity on whether any manual post-processing occurred during score collation or validation. The conversation concluded with an assessment of JAMB’s response readiness to Freedom of Information requests and its willingness to publish anonymized candidate-level result data as a measure to enhance public trust. *One of the most critical discoveries* made during this session revolved around *three* major systemic changes introduced in the 2025 UTME. The first was a shift from the traditional *count-based analysis* to a more robust *source-based analysis* of results. In previous years, JAMB evaluated the integrity of examination sessions primarily by counting the number of responses submitted per session. If the majority of candidates in a session of 250 submitted a near-complete set of answers, the session was deemed valid. Any significant deviation led to disqualification of that centre’s results. However, in 2025, a more advanced model was adopted—one that focused on the actual source and logic of the answers provided, rather than just their quantity. The second change involved *full-scale shuffling of both questions and answer options* . This ensured that even two candidates sitting in the same session would not receive identical permutations, thereby enhancing test security. The third change was *a series of systemic improvements aimed at optimizing performance and reducing lag* during exam sessions. This was a major policy change that saw the best and highest Obtained UTME score in 15 years. And this would have amounted to a great achievement by JAMB! While these improvements were technologically sound in theory, a major operational flaw was uncovered during the implementation phase. The system patch necessary to support both shuffling and source-based validation had been fully deployed on the server cluster supporting the KAD (Kaduna) zone, but it was not applied to the LAG (Lagos) cluster, which services centres in Lagos and the South-East. This omission persisted across all sessions until the 17th session, after which the error was discovered and corrected. As a result, approximately 92 centres in the South-East and 65 centres in Lagos—totalling 157 centres—operated using outdated server logic that could not appropriately handle the new answer submission/marking structure. This affected an estimated 379,997 candidates, whose results were severely impacted due to system mismatches during answer validation. To verify the scale and accuracy of this issue, JAMB collaborated with the Educare Technical Team, which had gathered response data directly from over 18,000 candidates. After deduplication and filtering, about 15,000 authentic records were analyzed. Of these, more than 14,000 originated from the regions serviced by the unpatched LAG servers, confirming the technical review's findings. Comparative analyses between JAMB’s internal audits and third-party system evaluations revealed significant overlap, reinforcing the conclusion that the affected centres were indeed operating under impaired conditions. In response to these findings, Professor Oloyede convened a press briefing at 3:00 p.m. on the same day. He formally acknowledged the oversight and issued a sincere apology to candidates and their families. He announced that all affected candidates would be given the opportunity to retake the examination at no additional cost. Furthermore, recognizing the potential scheduling conflict with ongoing SSCE examinations, JAMB had reached an agreement with the West African Examinations Council (WAEC) to ensure seamless coordination of timetables. Affected candidates were advised to reprint their examination slips by Friday, 17th May 2025, to confirm their revised test schedules. JAMB also released an official communique titled *MAN PROPOSES, GOD DISPOSES*, within which as a Profound, emotional Section: *“Appeal, Appreciation, and Apology,”* which reiterated its commitment to fairness, transparency, and continuous improvement. This review, conducted with thoroughness and transparency, signifies JAMB's resolve to uphold the sanctity of its examination processes. Going forward, stronger deployment validation protocols and real-time monitoring mechanisms will be implemented to prevent such oversights. In summary, JAMB opened its systems to independent reviews to restore public confidence and ensure the reliability of the UTME for all stakeholders. And we hereby report, that this incident was neither a system failure nor administrative manipulation, but an outright human error. ~ Educare Tech Team, As submitted by Engr James Nnanyelugo
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Hybrid Nigerian
Hybrid Nigerian@nigerian_hybrid·
Bring back spacious verandas & huge compounds with mango trees in Nigerian architecture.
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June12 Mandate
June12 Mandate@Gen_Buhar·
Tell the lazy YouTh
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ICLDNG - #SID Committee in Nigeria
Olamide Odeneye@Miiday

We @safety_ng are excited to be joining @Icldng to celebrate #saferinternetday here in Lagos.We are fully committed to pushing cybersecurity awareness to children and ensuring that we equip them with the necessary skills to remain safe on the internet.

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Tonami Playman
Tonami Playman@TonamiPlayman·
From an elite perspective, this sounds like a good idea, but IMHO, Lagos state govt should not cater to transient visitors. Rather, it should focus on making Lagos livable for current residents. The spillover effect will take care of the tourists.
Olúṣeun Onìgbìndé@seunonigbinde

Lagos should be ready next year for Detty December. Everyone I know who showed up in Lagos from Washington D.C axis wants to be back. Most especially, Their kids loved the vibes. The FOMO is also huge. The city has big business on its hands.

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Adedoyin
Adedoyin@dhoyin·
@bigbrovar Where can we get the batteries in Nigeria?
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Othell Yarwyck
Othell Yarwyck@bigbrovar·
I'm working on a review of lithium cells from China, which I’ll release soon. I’ve collaborated with a Chinese company that ships batteries to Nigeria, providing feedback on safety and quality. Their latest products now reflect these improvements.
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Othell Yarwyck
Othell Yarwyck@bigbrovar·
Channel Update: 8 years ago, I embraced solar energy for my electricity needs, breaking free from Nigeria's unreliable grid. What began as a DIY project evolved into advocacy for renewables. I even created a Telegram community to raise awareness,offer support, & drive standards
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Adedoyin
Adedoyin@dhoyin·
@Iam_4evaYung @EChimosky @FinPlanKaluAja1 Never going to happen... You should read about the winter wars and learn more about Finland's military.. Finland May be quiet but they have one of the largest military buildup in Europe. Russia know they can't invade or threaten Finland even without NATO.
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DEYUnG
DEYUnG@Iam_4evaYung·
@EChimosky @dhoyin @FinPlanKaluAja1 Finland was smart to quickly join NATO while Russia was occupied in Ukraine. But don’t get it twisted, that’s an outstanding war that has already been signed. After Ukraine war, Russia will demand Finland to leave NATO or be nuked.
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Kalu Aja
Kalu Aja@FinPlanKaluAja1·
Zelenski now seems to agree that Russia can keep the territory it has captured from Ukraine in return for Ukraine joining NATO If Zelenski had simple agreed not to join NATO, he would keep 100% of his territory and perhaps join the EU Please drop that “Nations can do what they like” that’s a fantasy. The real world is not run on equity or equality
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Bedroom bully
Bedroom bully@EChimosky·
@dhoyin @FinPlanKaluAja1 Ukraine will join NATO but at the right time it a gradual process. This same thing happened to Finland 🇫🇮 Russia refused Finland from joining NATO and it led to a war Russia annexing some of Finland land to allow Finland join nato. Today who is more prosperous?
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Adedoyin
Adedoyin@dhoyin·
@Arugu4 @FinPlanKaluAja1 Yes. Huge gas deposit and rare earth materials recently discovered.. Ukraine was about to start exploring which would have been a competition for Russia in Europe
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A®️ugu 💙🏆🏆
A®️ugu 💙🏆🏆@Arugu4·
@dhoyin @FinPlanKaluAja1 But why attack them for natural resources now? Ukraine has been independent since 1991. Why now? Did the natural resources suddenly appear recently?
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Adedoyin
Adedoyin@dhoyin·
@FinPlanKaluAja1 Finland share a long border with Russia, they joined NATO; despite their joining being more problematic for Russia than Ukraine joining....Russia majorly kept mute about it...even pulled troops away from the Finland border to go fight. Russia was never threatened by NATO
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Adedoyin
Adedoyin@dhoyin·
@FinPlanKaluAja1 That you still think Russia's aggression towards Ukraine is about NATO is the problem with your tweet. NATO was the excuse, the real reason is natural resources. France & Germany were never going to allow Ukraine join NATO and Putin knew this, yet he invaded using NATO excuses..
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