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Which is better, number(x) or parseFloat(x)?
...nversion solutions you can read the post about type conversion in my blog: http://justsimplejs.blogspot.com/2012/08/data-type-conversion.html
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fo...
How to send email from Terminal?
...Go into Terminal and type man mail for help.
You will need to set SMTP up:
http://hints.macworld.com/article.php?story=20081217161612647
See also:
http://www.mactricksandtips.com/2008/09/send-mail-over-your-network.html
Eg:
mail -s "hello" "example@example.com" <<EOF
hello
world
EOF
This will...
.rar, .zip files MIME Type
...wer(substr($file, - 4));
// RAR magic number: Rar!\x1A\x07\x00
// http://en.wikipedia.org/wiki/RAR
if ($ext == '.rar' and bin2hex($bytes) == '526172211a0700') {
return TRUE;
}
// ZIP magic number: none, though PK\003\004, PK\005\006 (empty archive),
// or PK\007\00...
Convert PDF to clean SVG? [closed]
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Inkscape is used by many people on Wikipedia to convert PDF to SVG.
http://inkscape.org/
They even have a handy guide on how to do so!
http://en.wikipedia.org/wiki/Wikipedia:Graphic_Lab/Resources/PDF_conversion_to_SVG#Conversion_with_Inkscape
...
Wait for all promises to resolve
...promises param can be an array of promises.
About bind(), More info here: https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Function/bind
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Django - what is the difference between render(), render_to_response() and direct_to_template()?
...
https://docs.djangoproject.com/en/1.8/topics/http/shortcuts/#render
render(request, template[, dictionary][, context_instance][, content_type][, status][, current_app])
render() is a brand spanking new shortcut for render_...
Chrome Dev Tools - Modify javascript and reload
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Great news, the fix is coming in March 2018, see this link: https://developers.google.com/web/updates/2018/01/devtools
"Local Overrides let you make changes in DevTools, and keep those changes across page loads. Previously, any changes that you made in DevTools would be lost when you...
Opening port 80 EC2 Amazon web services [closed]
...our instance is apart of
Click on Inbound Rules
Use the drop down and add HTTP (port 80)
Click Apply and enjoy
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Center HTML Input Text Field Placeholder
...owsers that accept the element, but in diferent ways, as you can see here: http://davidwalsh.name/html5-placeholder-css.
But I don't believe that text-align will be interpreted by the browsers. At least on Chrome, this attribute is ignored. But you can always change other things, like color, font-s...
How can javascript upload a blob?
...$('#fileInput').get(0).files.item(0); // instance of File
var xhr = new XMLHttpRequest();
xhr.open('POST', '/upload.php', true);
xhr.onload = function(e) { ... };
xhr.send(file);
Granted, if you are replacing a traditional HTML multipart form with an "AJAX" implementation (that is, your back-end c...