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jQuery: Check if div with certain class name exists
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Identify user in a Bash script called by sudo
... This runs the who command filtered for the current session. It gives you more info than you need. So, do this to get just the user:
who am i | awk '{print $1}'
Alternatively (and simpler) you can use logname. It does the same thing as the above statement.
This gives you the username that lo...
Show or hide element in React
...ed reviewing. I went with the intended answer and that was neat and 'felt' more react like. However I was unable to set initial states and anything useful on an unmounted component. I am looking at using css to hide things instead. Listeners on unmounted components will silently fail this has caused...
Simulating tremor (from e.g. Parkinson's Disease) with the mouse on a webpage?
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A more realistic implementation would track the "real" position of the cursor and move randomly within a circle around that, but that might be too complex.
– tckmn
Aug 14 '14 at 7:08
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What is the difference between Unidirectional and Bidirectional JPA and Hibernate associations?
...… . And now I am not sure the relationship holding,since I can not write more in the comment,so I post it here dpaste.de/J85m .Please have a check if possible.:)
– hguser
Mar 19 '11 at 13:30
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How to get hex color value rather than RGB value?
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If you realy want to be pedantic, you can make the regex more permissive: rgb.match(/^rgb\s*\(\s*(\d+)\s*,\s*(\d+)\s*,\s*(\d+)\s*\)$/i) However, the regex given is designed to cope with the format given by a browser when using jQuery, and this doesn't have the different white-space...
C# HttpClient 4.5 multipart/form-data upload
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Generic deep diff between two objects
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Limit the length of a string with AngularJS
... after click on the three dots, show the complete uncut text? Like a "show more"? Thanks!
– Thales P
Dec 7 '14 at 19:23
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How to add to an existing hash in Ruby
...creates an empty array, { } will create a empty hash.
Arrays have zero or more elements in a specific order, where elements may be duplicated. Hashes have zero or more elements organized by key, where keys may not be duplicated but the values stored in those positions can be.
Hashes in Ruby are ve...