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Combine two ActiveRecord::Relation objects
...ure reference, #or method has been added to ActiveRecord::Relation on Jan 2015, and it will be part of Rails 5.0, which will ship in late 2015. It allows use of the OR operator to combine WHERE or HAVING clauses. You can checkout HEAD if you need it prior the official release. See Merge Pull Request...
Name of this month (Date.today.month as name)
...You can use strftime:
Date.today.strftime("%B") # -> November
http://www.ruby-doc.org/stdlib-1.9.3/libdoc/date/rdoc/Date.html#strftime-method
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How do I generate a random int number?
...video which goes in depth in the philosophy of RANDOMNESS using C# https://www.youtube.com/watch?v=tCYxc-2-3fY
First thing let us understand the philosophy of RANDOMNESS. When we tell a person to choose between RED, GREEN and YELLOW what happens internally. What makes a person choose RED or YELLO...
ResourceDictionary in a separate assembly
...ns. I could add them to the applications' assemblies, but it's better if I compile these resources in one single assembly and have my applications reference it, right?
...
How to extend an existing JavaScript array with another array, without creating a new array
...er use the inbuilt "forEach" function on "b". See my answer: stackoverflow.com/questions/1374126/…
– jcdude
Oct 10 '13 at 15:41
36
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Connecting to TCP Socket from browser using javascript
...ockets api in JavaScript is under-way. Have a look at these links:
http://www.w3.org/TR/raw-sockets/
https://developer.mozilla.org/en-US/docs/Web/API/TCPSocket
Chrome now has support for raw TCP and UDP sockets in its ‘experimental’ APIs. These features are only available for extensions and, ...
How can I add or update a query string parameter?
...
I wrote the following function which accomplishes what I want to achieve:
function updateQueryStringParameter(uri, key, value) {
var re = new RegExp("([?&])" + key + "=.*?(&|$)", "i");
var separator = uri.indexOf('?') !== -1 ? "&" : "?";
if (uri...
Can you run GUI applications in a Docker container?
...e package repository is up to date
RUN echo "deb http://archive.ubuntu.com/ubuntu precise main universe" > /etc/apt/sources.list
RUN apt-get update
# Install vnc, xvfb in order to create a 'fake' display and firefox
RUN apt-get install -y x11vnc xvfb firefox
RUN mkdir ~/.vnc
# Se...
Adding gif image in an ImageView in android
... break;
case 0xfe:// comment extension
skip();
break;
case 0x01:// plain text extension
skip();
...