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What is the difference between compile-time errors and runtime errors?

Before we can run our program on a computer, a compiler translates our human-readable code into machine language - a long string of 0s and 1s. When the code is being compiled, the compiler looks for syntax e...
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Answered by Teodora G. • Computing tutor
3824 Views

Describe stage 4 of the Demographic Transition Model.

The Demographic Transition Model (DTM) shows how birth and death rate affect population. Stage 4 of the model is called the 'low fluctuating' stage and reflects the current situation of EMDCs such as France ...
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Answered by Saul P. • Geography tutor
30894 Views

Find the exact solution, in its simplest form, to the equation 2ln(2x+1) - 10 = 0.

We want to "undo" every step of the equation until we have just x on one side. So first add 10 to each side and then divide both sides by 2 to give ln(2x+1) = 5. Take the exponential of each side t...
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Answered by Eleanor B. • Maths tutor
6017 Views

Describe an action potential.

A stimulus excites a neuron by causing the opening of sodium channels. This causes an influx of sodium which causes the opening of other voltage-gated sodium channels. This causes the membrane to depolarise ...
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Answered by Maciek K. • Biology tutor
6061 Views

What is cracking and how is it done?

Cracking of CRUDE OIL is the breakdown of long-chain hydrocarbons (produced from fractional distillation) to shorter-chain hydrocarbons, which are more economically useful. Long chain hydrocarbons are vapour...
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Answered by Maciek K. • Chemistry tutor
3911 Views