Posts by Kelvin Ott • 43 points

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  A: data type input only accept date greater than 18 years

  You can perform the validation in the client through javascript, but I recommend that in addition to the client also perform the validation in the server (PHP). In the Onblur input event you can…

  php javascript

  answered 7 years, 8 months ago Kelvin Ott 43

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  Q: What is the compatibility mode of Internet Explorer for?

  I’m having trouble in layout with users using the Internet Explorer browser in compatibility view. When using Internet Explorer version 11.0.21 in compatibility view mode what will be the version it…

  internet-explorer

  asked 9 years, 3 months ago Kelvin Ott 43

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  Q: MER - Entity and relationship model

  I wonder if my MER is correct and if it is possible to make a relationship N:N between animals and schedules. Specifications I created for the system: Computerize the scheduling of a bath and Osa,…

  database oracle modeling

  asked 9 years, 5 months ago Kelvin Ott 43

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  A: Filter numbers not yet registered via SQL

  SELECT linha FROM (SELECT DECODE(codigo,linha,'N','S') AS proximo ,linha FROM (SELECT codigo ,ROWNUM linha ,nome FROM cliente ORDER BY codigo)) WHERE proximo = 'S' AND ROWNUM = 1 The above example I…

  sql database postgresql

  answered 9 years, 6 months ago Kelvin Ott 43