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How do I check for null values in JavaScript?
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jsfiddle.net/neoaptt/avt1cgem/1 Here is this answer broken out into functions. Not very usefull, but I did it anyways.
– Neoaptt
Apr 18 '16 at 18:22
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Determining type of an object in ruby
...dd he said "Data has Types not objects".
So we might enjoy this.
https://www.youtube.com/watch?v=1l3U1X3z0CE
But Ruby doesn't care to much about the type of object just the class.
We use classes not types. All data then has a class.
12345.class
'my string'.class
They may also have ancestors...
Where to find extensions installed folder for Google Chrome on Mac?
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The default locations of Chrome's profile directory are defined at http://www.chromium.org/user-experience/user-data-directory. For Chrome on Mac, it's
~/Library/Application\ Support/Google/Chrome/Default
The actual location can be different, by setting the --user-data-dir=path/to/directory flag...
Node.js: printing to console without a trailing newline?
...und in man console_codes (on Linux or online) and my favorite reference is www2.phys.canterbury.ac.nz/dept/docs/manuals/unix/DEC_4.0e_Docs/… (99% of its contents still work). Only caveat: Be prepared to test any experiments on several different terminals before deploying widely.
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How can I pass a parameter to a setTimeout() callback?
...g/es/docs/Web/API/WindowTimers/setTimeout the callback arguments for Internet Explorer is only supported in versions >=10, be carefull as in many sites ie8 and ie9 still gets some relevant share.
– le0diaz
Jun 3 '15 at 16:09
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Datetime equal or greater than today in MySQL
...ECT * FROM myTable WHERE DATE(myDate) = DATE(NOW())
Read more:
http://www.tomjepson.co.uk/tutorials/36/mysql-select-where-date-today.html
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On design patterns: When should I use the singleton?
...ngleton.
One reason that tends to come up over and over again on the internets is that of a "logging" class (which you mentioned). In this case, a Singleton can be used instead of a single instance of a class because a logging class usually needs to be used over and over again ad nauseam by every c...
position: fixed doesn't work on iPad and iPhone
...smode.org site has a very good blog post that explains the problem: http://www.quirksmode.org/blog/archives/2010/12/the_fifth_posit.html
Also see this page for a compatibility chart showing which mobile browsers support position:fixed;: http://www.quirksmode.org/m/css.html
(but note that the mobil...
Is it possible to add an HTML link in the body of a MAILTO link [duplicate]
...bol. This tells the email client not to wrap the url.
e.g.
<http://www.example.com/foo.php?this=a&really=long&url=with&lots=and&lots=and&lots=of&prameters=on_it>
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What is the difference between XML and XSD?
...lt;?xml version="1.0" encoding="UTF-8"?> <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"> <xs:element name="QuoteRequestID" type="xs:unsignedLong" minOccurs="0" /> </xs:schema> but ended up getting the error: Error!!! The 'minOccurs' attribute cannot be present.
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