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• ∞ getting rid of foreach error

  <?php
  // double any value whose key starts with 'b'
  $arr = array('a'=>1, 'b1'=>2, 'b2'=>3, 'c'=>4, 'd'=>5);
  $non_array = null;
  
  // Normal usage with an array
  print "Test 1:\n";
  foreach ($arr as $key => $val) {
      print "Key $key, Value $val\n";
  
  }
  
  // Normal usage with a non-array (undefined or otherwise empty data set)
  // Outputs: Warning: Invalid argument supplied for foreach() in test.php on line 16
  print "Test 2:\n";
  foreach ($non_array as $key => $val) {
      print "Key $key, Value $val\n";
  }
  
  // By casting the $non_array to an (array) type, it will function without error, skipping the loop
  print "Test 3:\n";
  foreach ((array) $non_array as $key => $val) {
      print "Key $key, Value $val\n";
  }
  
  print "Done.\n";
  
  ?>

  php

  1

  getting rid of foreach error

  <?php
  // double any value whose key starts with 'b'
  $arr = array('a'=>1, 'b1'=>2, 'b2'=>3, 'c'=>4, 'd'=>5);
  $non_array = null;
  
  // Normal usage with an array
  print "Test 1:\n";
  foreach ($arr as $key => $val) {
      print "Key $key, Value $val\n";
  
  }
  
  // Normal usage with a non-array (undefined or otherwise empty data set)
  // Outputs: Warning: Invalid argument supplied for foreach() in test.php on line 16
  print "Test 2:\n";
  foreach ($non_array as $key => $val) {
      print "Key $key, Value $val\n";
  }
  
  // By casting the $non_array to an (array) type, it will function without error, skipping the loop
  print "Test 3:\n";
  foreach ((array) $non_array as $key => $val) {
      print "Key $key, Value $val\n";
  }
  
  print "Done.\n";
  
  ?>
  

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  0 comments - tagged in 
  • array, 
  • error, 
  • php
  posted by d13t on Feb 22, 2010 at 4:39 a.m. EST

• ∞ css image hover

  .image {
  /* image properties */
  }
  
  .image:hover {
  -o-transition-duration: .33s;
  -o-transition-property: border, color, opacity, -moz-opacity;
  -webkit-transition-duration: .33s;
  -webkit-transition-property: border, color, opacity, -moz-opacity;
  filter:alpha(opacity=50);
  -moz-opacity:0.5;
  -khtml-opacity: 0.5;
  opacity: 0.5;
  }

  css

  1

  css image hover

  .image {
  /* image properties */
  }
  
  .image:hover {
  -o-transition-duration: .33s;
  -o-transition-property: border, color, opacity, -moz-opacity;
  -webkit-transition-duration: .33s;
  -webkit-transition-property: border, color, opacity, -moz-opacity;
  filter:alpha(opacity=50);
  -moz-opacity:0.5;
  -khtml-opacity: 0.5;
  opacity: 0.5;
  }
  

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  0 comments - tagged in 
  • css
  posted by d13t on Jan 19, 2010 at 7:42 a.m. EST

• ∞ css baseline grid

  body {
  	font-family: Helvetica, Arial, sans-serif;
  	font-size: 13px;
  	line-height: 18px;
  }
  
  p { margin: 0 0 18px 0; }

  css

  1

  css baseline grid

  body {
  	font-family: Helvetica, Arial, sans-serif;
  	font-size: 13px;
  	line-height: 18px;
  }
  
  p { margin: 0 0 18px 0; }
  

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  0 comments - tagged in 
  • baseline, 
  • css
  posted by d13t on Nov 16, 2009 at 2:50 a.m. EST

• ∞ get data:image

  <img alt=”logo” src=”data:image/gif;base64,<?php echo base64_encode(file_get_contents("logo.gif")) ?>”>

  php

  1

  get data:image

  <img alt=”logo” src=”data:image/gif;base64,<?php echo base64_encode(file_get_contents("logo.gif")) ?>”>
  

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  0 comments - tagged in 
  • base64, 
  • php
  posted by d13t on Sep 30, 2009 at 2:42 a.m. EDT

• ∞ disable Spotlight

  // disable spotlight indexing
  
  sudo mdutil -i off  
  
  // enable spotlight indexing
  
  sudo mdutil -i on
  
  // delete existing spotlight indexes
  sudo mdutil -E 
  
  // some other options:  -s = display status, -v = verbose

  bash

  1

  disable Spotlight

  // disable spotlight indexing
  
  sudo mdutil -i off  
  
  // enable spotlight indexing
  
  sudo mdutil -i on
  
  // delete existing spotlight indexes
  sudo mdutil -E 
  
  // some other options:  -s = display status, -v = verbose
  

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  0 comments - tagged in 
  • mac, 
  • spotlight, 
  • unix
  posted by d13t on Aug 27, 2009 at 3:30 a.m. EDT

• ∞ symbolic link

  #syntax to create symbolic link
  ln -s /export/space/common/archive /archive
  
  #example, link would be created in directory 'placement'
  ln -s /path/to/original/file/or/directory /path/to/the/placement
  
  #dropbox example
  ln -s /Users/username/Dropbox/theFolder /path/to/symbolic/links/directory

  bash

  1

  symbolic link

  #syntax to create symbolic link
  ln -s /export/space/common/archive /archive
  
  #example, link would be created in directory 'placement'
  ln -s /path/to/original/file/or/directory /path/to/the/placement
  
  #dropbox example
  ln -s /Users/username/Dropbox/theFolder /path/to/symbolic/links/directory
  

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  0 comments - tagged in 
  • mac, 
  • unix
  posted by d13t on Aug 21, 2009 at 8:24 a.m. EDT

• ∞ html as php .htaccess

  # let html files act as php files
  AddType application/x-httpd-php .php .htm .html
  

  text

  1

  html as php .htaccess

  # let html files act as php files
  AddType application/x-httpd-php .php .htm .html
  

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  • htaccess
  posted by d13t on Aug 19, 2009 at 7:44 a.m. EDT

• ∞ base .htaccess (rewrite)

  Options +FollowSymLinks
  
  RewriteEngine On
  

  text

  1

  base .htaccess (rewrite)

  Options +FollowSymLinks
  
  RewriteEngine On
  

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  0 comments - tagged in 
  • htaccess
  posted by d13t on Aug 19, 2009 at 7:42 a.m. EDT

• ∞ pooper snooper

  # prevent open directories from browsing
  Options All -Indexes

  text

  1

  pooper snooper

  # prevent open directories from browsing
  Options All -Indexes
  

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  0 comments - tagged in 
  • htaccess
  posted by d13t on Aug 19, 2009 at 7:42 a.m. EDT

• ∞ force download .htaccess

  # force download certain file types
  AddType application/octet-stream .doc .mov .avi .pdf .xls .mp4

  text

  1

  force download .htaccess

  # force download certain file types
  AddType application/octet-stream .doc .mov .avi .pdf .xls .mp4
  

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  • htaccess
  posted by d13t on Aug 19, 2009 at 7:41 a.m. EDT

• ∞ speed things up in .htaccess

  # speed things up
  <ifModule mod_gzip.c>
    mod_gzip_on Yes
    mod_gzip_dechunk Yes
    mod_gzip_item_include file \.(html?|txt|css|js|php|pl)$
    mod_gzip_item_include handler ^cgi-script$
    mod_gzip_item_include mime ^text/.*
    mod_gzip_item_include mime ^application/x-javascript.*
    mod_gzip_item_exclude mime ^image/.*
    mod_gzip_item_exclude rspheader ^Content-Encoding:.*gzip.*
  </ifModule>

  text

  1

  speed things up in .htaccess

  # speed things up
  <ifModule mod_gzip.c>
    mod_gzip_on Yes
    mod_gzip_dechunk Yes
    mod_gzip_item_include file \.(html?|txt|css|js|php|pl)$
    mod_gzip_item_include handler ^cgi-script$
    mod_gzip_item_include mime ^text/.*
    mod_gzip_item_include mime ^application/x-javascript.*
    mod_gzip_item_exclude mime ^image/.*
    mod_gzip_item_exclude rspheader ^Content-Encoding:.*gzip.*
  </ifModule>
  

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  0 comments - tagged in 
  • htaccess
  posted by d13t on Aug 19, 2009 at 7:41 a.m. EDT

• ∞ compress output php

  <?php if (substr_count($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip')) ob_start("ob_gzhandler"); else ob_start(); ?>

  php

  1

  compress output php

  <?php if (substr_count($_SERVER['HTTP_ACCEPT_ENCODING'], 'gzip')) ob_start("ob_gzhandler"); else ob_start(); ?>
  

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  • gzip, 
  • php
  posted by d13t on Aug 19, 2009 at 7:37 a.m. EDT

• ∞ php info

  <?php 
  phpinfo(); 
  ?>

  php

  1

  php info

  <?php 
  phpinfo(); 
  ?>
  

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  0 comments - tagged in 
  • php
  posted by d13t on Aug 19, 2009 at 7:21 a.m. EDT

• ∞ vertical rhythm

  /* VERTICAL RHYTHM */
  /* p margin-bottom = line-height */
  
  body {
   font-size: 12px;
   line-height: 15px;
  }
  
  p {
   margin-bottom: 15px;
  }
  

  css

  1

  vertical rhythm

  /* VERTICAL RHYTHM */
  /* p margin-bottom = line-height */
  
  body {
   font-size: 12px;
   line-height: 15px;
  }
  
  p {
   margin-bottom: 15px;
  }
  

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  0 comments - tagged in 
  • css
  posted by d13t on Aug 18, 2009 at 5:35 a.m. EDT

• ∞ ie6 browser redirect

  <?php
  $ua = $_SERVER['HTTP_USER_AGENT'];
  if (strpos($ua,'MSIE') != false && strpos($ua,'Opera') === false)
  {
  if (strpos($ua,'Windows NT 5.2') != false)
  {
  if(strpos($ua,'.NET CLR') === false) return;
  }
  if (substr($ua,strpos($ua,'MSIE')+5,1) < 7)
  {
  header('Location: http://www.mozilla.org');
  }
  }
  ?>

  php

  1

  ie6 browser redirect

  <?php
  $ua = $_SERVER['HTTP_USER_AGENT'];
  if (strpos($ua,'MSIE') != false && strpos($ua,'Opera') === false)
  {
  if (strpos($ua,'Windows NT 5.2') != false)
  {
  if(strpos($ua,'.NET CLR') === false) return;
  }
  if (substr($ua,strpos($ua,'MSIE')+5,1) < 7)
  {
  header('Location: http://www.mozilla.org');
  }
  }
  ?>
  

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  0 comments - tagged in 
  • browser, 
  • ie6, 
  • redirect
  posted by d13t on Aug 11, 2009 at 6:43 a.m. EDT

• ∞ lpr command

  # print text file from the command line:
  
  lpr /path/to/text.txt
  
  # get available printers:
  
  lpstat -a
  
  # print via printer Printer_name:
  
  lpr -P Printer_name /path/to/text.txt
  
  
  
  

  bash

  1

  lpr command

  # print text file from the command line:
  
  lpr /path/to/text.txt
  
  # get available printers:
  
  lpstat -a
  
  # print via printer Printer_name:
  
  lpr -P Printer_name /path/to/text.txt
  

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  0 comments - tagged in 
  • print, 
  • unix
  posted by d13t on Apr 07, 2009 at 10:25 a.m. EDT

• ∞ php print

  <?php 
  Print "Hello"; 
  //Outputs a string 
  Print $variable; 
  //Outputs a variable 
  Print "Multiple things " . $on . " one line"; 
  //Outputs a string, then a variable, then a string. All are separated with a [.] period 
  ?>

  php

  1

  php print

  <?php 
  Print "Hello"; 
  //Outputs a string 
  Print $variable; 
  //Outputs a variable 
  Print "Multiple things " . $on . " one line"; 
  //Outputs a string, then a variable, then a string. All are separated with a [.] period 
  ?>
  

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  0 comments - tagged in 
  • php, 
  • print
  posted by d13t on Feb 17, 2009 at 3:46 a.m. EST

• ∞ php print time

  <?php 
  $b = time (); 
  print date("m/d/y",$b) . "<br>"; 
  print date("D, F jS",$b) . "<br>"; 
  print date("l, F jS Y",$b) . "<br>"; 
  print date("g:i A",$b) . "<br>"; 
  print date("r",$b) . "<br>"; 
  print date("g:i:s A D, F jS Y",$b) . "<br>"; 
  ?>

  php

  1

  php print time

  <?php 
  $b = time (); 
  print date("m/d/y",$b) . "<br>"; 
  print date("D, F jS",$b) . "<br>"; 
  print date("l, F jS Y",$b) . "<br>"; 
  print date("g:i A",$b) . "<br>"; 
  print date("r",$b) . "<br>"; 
  print date("g:i:s A D, F jS Y",$b) . "<br>"; 
  ?>
  

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  0 comments - tagged in 
  • date, 
  • php, 
  • time
  posted by d13t on Feb 17, 2009 at 3:46 a.m. EST

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d13t's tags

• array (1)
• base64 (1)
• baseline (1)
• browser (1)
• css (3)
• date (1)
• error (1)
• gzip (1)
• htaccess (5)
• ie6 (1)
• mac (2)
• php (6)
• print (2)
• redirect (1)
• spotlight (1)
• time (1)
• unix (3)