Computing

Computers and information management topics

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Category: Computing
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Re-format text blocks to wrap to a fixed character width

  1. Set the text width in characters :set textwidth=80
  2. Select the lines of text you want to re-format v to use visual selection
  3. Reformat gq
  4. To reformat a single paragraph without selecting it first {gq}

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Category: Computing
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In the home page of the frontend site, add ?tp=1 to the URL to show the module positions on the page.

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Category: Computing
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A few useful classes to use in Joomla (at least in the Protostar template).

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Category: Computing
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Favorite monitoring applications and system tools.

bmon - bandwidth monitor and rate estimator. bmon provides a graphical display of transmit and receive volume on a console.

glances - a broad overview of system performance. glances provides CPU, process, IO and network performance indicators in a single console view.

htop - configurable summary of processor, memory and process performance on a console.

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Category: Computing
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Exchangeable Image File Format (EXIF) is the standard for metadata embedded in a picture file, particularly from smart phone cameras. A few selected tag definitions: