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Showing posts with the label Math
How To Access Value Of A Label In Php?

How To Access Value Of A Label In Php?

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I am trying to create a math question set for a website where the user will be given an equation an… Read more How To Access Value Of A Label In Php?
How Do I Get This Div To Rotate From One Of Its End And Not Its Center Using Atan2()

How Do I Get This Div To Rotate From One Of Its End And Not Its Center Using Atan2()

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I don't want the div.stick in the code below to be rotating according to the center of the stic… Read more How Do I Get This Div To Rotate From One Of Its End And Not Its Center Using Atan2()
Create Equilateral Triangle In The Middle Of Canvas?

Create Equilateral Triangle In The Middle Of Canvas?

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I want to draw an equilateral triangle in the middle of canvas. I tried this: ctx.moveTo(canvas.wid… Read more Create Equilateral Triangle In The Middle Of Canvas?
Javascript Number Placing And How To , 4 = 0.04, 14 = 0.14, 100 = 1.00

Javascript Number Placing And How To , 4 = 0.04, 14 = 0.14, 100 = 1.00

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I am trying to write a custom calculator but I am having trouble trying to work out a figure, I wan… Read more Javascript Number Placing And How To , 4 = 0.04, 14 = 0.14, 100 = 1.00
Javascript: How To Calculate Offsets For A Boundary Of A Moving Sprite When It's Speed Is Relative To Time?

Javascript: How To Calculate Offsets For A Boundary Of A Moving Sprite When It's Speed Is Relative To Time?

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I am current running into a bit of a math conundrum that has stumped me for days. I am building a J… Read more Javascript: How To Calculate Offsets For A Boundary Of A Moving Sprite When It's Speed Is Relative To Time?
Draw Line Start From The Center Of Each Sector In Donut Chart?

Draw Line Start From The Center Of Each Sector In Donut Chart?

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I need your help , I have the following donut chart which I drawn using canvas this is the code I … Read more Draw Line Start From The Center Of Each Sector In Donut Chart?