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Showing posts from 2019

Climate change: why and how

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Climate change: why and how Climate change is the most important thing now. When earth change his climate pattern, is called climate change. Changing climate is a normal thing. It can be changed after 30-40 years.  But if it change like weather it is not good for earth and also for us. But it is happening now. Climate is very important thing for us. Climate keeps our earth suitable for us so we can live properly. It keeps the right temperature for earth. It is important. We know that earth store the energy of the sun during day time and release the energy during night. It is s general process of earth. It prevents the earth from becoming warmer. It is a important process. In the contrary the climate gives new seasons. Every season has its own attractions. So we can say that climate is also beautiful. But it is now changing. We can see the effects now everywhere. The climate is losing his control. Now it is mentioned as green house effect. For changing climate, nature is also chan

Model railroading explained

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Model railroading is one of the most pleasent hobby now days. It is very popular now. Railway network is a very creative system. Here you have to design your own railway network. You have to also very creative need patience and also need to spend more time in it. The first model railway was build 1840s. From the time model railroading was not so realistic. They only build the network perfectly. But not the terrine and landscape. So those not as creative as now days. Now days a model railroad includes all the things. From the track to landscape. Modelers make the full system very realistic. These not only the saying for landscape, we have to also see the track and rail car. A model road includes various scales of track and train. Such a n scale, ho scale etc. Trains are also available in this scales. You can find all kinds of trains. Such as passenger car, wagon, oil car, coal car etc. They also varies by colour. For making a complete network you have to build track junctions.

Samsung galaxy fold: inside and out

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Samsung's new invention the new fold series. It is now calling as galaxy fold it is the the official name of the product. It was announced by the Samsung officially on April,2019. As you can see from the picture you can fold the device as a simple book! It looks like a tab. But when you close it, it looks like a simple smartphone. It looks very stylish. But unfortunately they have stopped the announcement of the phone because they have found some fault in the device mostly in the screen. The examiner of the phone tasted the phone for several times. Most of their phone got this fault. They says that the one part or partially of screen goes black after a several use. So the Samsung authority have delayed the releasing date of galaxy fold. Galaxy fold is a very stylish and also very unique device. The galaxy fold comes with 12GB ram and 512GB internal memory. Screen: The size of folded condition is 64.9×160.9×17.0mm The size of tab (unfolded) condition is 111.9×160.9×7.5

First aid: How to make a first aid kit

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First aid is a very important thing that all family should have their own. When is there any serious medical medical issue, at first you have to apply a first aid protection before taking the person to a hospital. A first aid box can save one or several life at once. So today I'm writing about how to make a first aid kit. A first aid box holds a kit of medical equipments. So at first you have arrange a medium size box. It will be better if it is made of plastic or tin. It should be sealed well and easy to open up. Let's see what we need: 1. Anticeptic cream An anticeptic cream is mandatory for your first aid kit. Is your patient is wounded, apply some cream carefully. 2. Adhesive bandages Make sure you have enough bandages. It will help you to prevent small bledding. 3. Gauges. If there is any major issue of bledding, use this. You can use this for dressing. 4.disposal gloves For sensitive area, you can put a pair of gloves to Handel it. 5. Thermometer

iphone X review

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  I phone X is the most expensive flagship phone of I phone. It comes with a very unique design and a good quality of performance. It was announced on September 2017 .It is very expensive but very unique. Let's check out! It comes with a bezel less screen. It is the first bezel less screen phone of I phone. It's screen size is 5.8 inch. Length is 143mm and wide is 70.9mm. it's weight is 174g. It has oled display and so it has no home button. It's screen resolution is 2436×1125. That's mean 458 resolution per inch. You can see a very liveful display by this kind of pixels. It comes with double camera back and a 7mp front camera. Back camera is 12mp and other camera is 7mp. But 12mp will work as your main camera. You can get many more features with camera. There are many modes such as auto focus, burst mode etc. You can take 4k resolution video with it. Also you can zoom 10× with your camera. Front camera is 7mp. It has also some features. New I pho

Computer or laptop? : Tech review

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Today im writing about computer and laptop. It's a very common issue. When you are going to buy a computer or a laptop, you can not select that what is good for your daily work. Now I will try to decide you what is good for your daily need. Computer (desktop) and laptop both are built for same work. But there are some differences between them. Computer is huge. Because they have external parts such as CPU,webcam, speaker etc. They have to setup with a table. But if buy a laptop, it will not take much space. You can open your laptop anytime anywhere. You can carry this with your backpack. Performance is a very important issue for computer and laptop. You can perform most kind of works with your desktop. You can play many high graphics games with it. You can easily Do this with high graphics card and ram.  if you want to work with your laptop , it is easy. But if you want to play high graphics games on your laptop, it is very hard. Because computers processor are much powerfu

Natural tourist spots of Bangladesh

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Bangladesh is a country full of natural things. The beauty of nature is insanes here. You can find many natural tourist spots in Bangladesh. I can ensure you that you will be pleased to see this spots. There are some natural spots :  1. Sunderban : it is the biggest forest of Bangladesh. It is also the biggest mangrove forest of the world. It's natural beauty is insanes . It has also a unique tidal phenomenon . It is also a UNESCO world heritage site (1997) . It's area is 539 sq mile . its  surrounded with many kinds of trees and animals. Sundori, Gaia, shal, golpata etc are most common trees in sunderbon. There are hundreds of river and cannels flows down to the sea via forest. The most popular beast of the forest is Royal Bengal Tiger. It's very beautiful to look at but not it's behaviour! You can also find many common animals such as crocodile, deer, monkey, fox etc common animals. Every year many tourists visit this place. You can also go there by boats or by lonc

Arduino explained : digital and analogue pins

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Today I will write about basics of Arduino Uno. From my recent blog I have written about what is Arduino. It is second chapter. Arduino works on programme. Arduino programming is much familiar to c programming. So it is not hard to learn Arduino programming. You can control the Arduino and make it in your own way.lets see whats contain a Arduino. Arduino Uno 1. 13 digital pins 2.6  analogue pins 3 IC atmega 328 4.dc power input sockets 5. USB port 6. Voltage regulator cheap 7. 5v output 8. 3.7v output 9. 2 ground pins 10. Reset button and pin 11. Built in lED And much more things You can programme your Arduino with your computer. For this you have to install Arduino IDE software. You can find this software for free on Arduino's official website. You can also programme on your phone . But for this you have to install Arduino IDE software from play store. To upload a programme you must need one of this software and a data cable. Connect data cables one side to Ard

3 biggest on going projects in Bangladesh

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1.Dhaka metro system (under construction) Dhaka metro system is a ongoing mega project in Bangladesh. Dhaka mass transit company is the operator of the system. MRT line 6 is under construction and other lines are under planning. MRT 6 is 20.1 km long. The whole line is electrified. MRT 6 line will contain 16 stations and every station will contain various facilities. The lines are standard gauge. It is estimated that every day 483,000 people will use this facility after construction and it will help to reduce the traffic of Dhaka city. The first line will be opened in 2021. 2.Ruppur nuclear power plant. Ruppur nuclear power plant is the first nuclear power plant of Bangladesh. It is now under construction. It's construction cost is 12.65 million dollars. It is hoped that two units will go in operation in 2023. After construction every unit will produce 1080 MW electricity. It's a mega project of Bangladesh government. 3.Dhaka elevated expressway. Dhaka elevated expres

What is Arduino?

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Almost every one know about IC(intrograted circuit). Our every day work is done by this IC. Such as we use computer. Computer is very important for our daily life. But in the heart of a computer, it is operated only by a IC. So IC is very important for our life. IC works on programme. If you programme in your own way, you can also operate a IC and you can also done your work by it. But the most important thing is if you want to programme a IC you need to know programming language and also it is hard programme a IC chip. So how can we programme a IC ? It's simple!! Arduino is the solution. Arduino is also a IC. But it is programmable and easy to programme. In order to programme a Arduino you need to know Arduino programming language and a Arduino. Don't worry! Arduino programming language is much similar to c programming and you can learn Arduino programming without learning c language and after learning the basics you can start programming. It's easy. A school student ca

Smartphone review : Samsung galaxy j7 max

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Today I'm writing about Samsung galaxy j7 max. I'm using this smartphone for 2years and after reading I hope you will get some idea about Samsung products. So get started! Samsung galaxy j7 max comes with, 1.product box 2.user Manuel 3.charger. 4.usb cable. 5.head phone. 6.key for opening SIM slots. Description 1.ram 3gb 2.rom 32gb 3.android version 7(nougut) 4.4g network 5.13 MP camera both front and back. 6.OTG Experience: After using this smartphone , I'm very happy for his services. After using 2 years ,I don't need to repair my phone any time. It's speaker is also good. It will not hang if you don't use very large app. It's camera is also very good. I have picked many photos by it. After using this phone I got many software update. Recently I got a update of android version Oreo. So I can keep my phone up to date. It's battery is non removel. But is not a problem. Because it don't get hot so much. But think that if I play

Life hack for Soft drinks

When we drink a glass or a can of Coca cola, we have to drink slowly because of its fuzzy taste. We can slow down this fuzzy taste. Just we need a spinch of salt. At first take your drink and pour a spinch of salt into your drink. Not too much. It may vary with your total drink. After that just enjoy your drink!

Life hack for CD: How to clear scratches from CD

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We can see some scratches after using a CD many times. It is very annoying. We can fix it just in a few steps. For this work you will need a normal toothpaste. At first we will take some toothpaste In our hand. Then apply your paste on the CD carefully with your hand. After that wash your CD carefully with only water by your hand(only the pasted area!).And now rinse your CD and ready for work :) .

Removing stamps from envelope.

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It's a very important issue for philatelist. They have to collect various stamps from various country. Most of them are stucked with a envelope. There are some steps to take out a stamp from envelope. To do this at first take a bowl in larger shape. Then pour hot water. Not too much hot!! Then carefully put your envelope in to the bowl. Leave it for a certain time. Then dry your stamp carefully and it is ready for your collection!!
This page is created for writing articles about our daily matter . Some times I will also add some life hacks and reviews and about many things. So stay tuned!!!