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Category: article

3 August 2018 Sergiu Funieru

What is the difference between a blog and a forum?

Answer 1: On a forum, everyone can start a new discussion. Everyone can answer to that discussion. On a blog,

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30 July 2018 Sergiu Funieru

How to edit SVG files for free?

Answer 1: Using Inkscape (it’s freeware). You can download it here: https://inkscape.org/en/release/ Inkscape is free to use, open source, and

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24 July 2018 Sergiu Funieru

How to add two numbers in PHP?

Answer 1: Using the addition operator (+) More details are here: http://php.net/manual/en/language.operators.arithmetic.php Buy “Learn Math (50 formulas with examples)” eBook

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21 July 2018 Sergiu Funieru

How to fix one line “code” tag that doesn’t work in WordPress

If I have only one line, and I surround it with the code tags, it doesn’t work. I noticed this

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21 July 2018 Sergiu Funieru

How to fix “Call to undefined function imagecreatetruecolor()”

Open php.ini Replace: ;extension=php_gd2.dll with: extension=PATHTOPHPEXE\ext\php_gd2.dll where PATHTOPHPEXE is the location where you installed php.exe (for instance, c:\php). You need

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Recent Posts

  • Calculate f(-2) where f(x) = |3x^2 + 7| (calculate value of function)
  • Calculate f(2) where f(x) = -3x^2 – 7 (calculate value of function)
  • Calculate f(1) where f(x) = -3x^2 – 7 (calculate value of function)
  • Calculate f(0) where f(x) = -3x^2 – 7 (calculate value of function)
  • Calculate f(-1) where f(x) = -3x^2 – 7 (calculate value of function)

Recent Comments

  • Calculate the modulus of a complex number (problem with solution) – article 1804 – LUNLUN.COM on The formula for the modulus (absolute value) of a complex number – article 1790
  • Calculate the modulus of a complex number (problem with solution) – article 1779 – LUNLUN.COM on The formula for the modulus (absolute value) of a complex number – article 1790
  • Calculate the modulus of a complex number (problem with solution) – article 1785 – LUNLUN.COM on The formula for the modulus (absolute value) of a complex number – article 1790
  • The formula for the modulus (absolute value) of a complex number – article 1790 – LUNLUN.COM on Calculate the modulus of a complex number (problem with solution) – article 1785
  • Calculate the determinant (2 x 2 matrix) – LUNLUN.COM on Determinants (10 problems with solutions) [Confident Edition]

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