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What is the difference between JSON and Object Literal Notation?
...ion .json.
► JavaScript Object Notation (JSON) is a lightweight, text-based, language-independent data interchange format. JSON has been used to exchange data between applications written in any Programming language.
The JSON object is a single object that contains two functions, parse and ...
R programming: How do I get Euler's number?
...epresents e^2.
This works because exp is the exponentiation function with base e.
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Gradient of n colors ranging from color 1 and color 2
...es gradients nice ( click here for an example ). I have a need to work in base and I think scales can be used there to create color gradients as well but I'm severely off the mark on how. The basic goal is generate a palette of n colors that ranges from x color to y color. The solution needs to...
“webxml attribute is required” error in Maven
...
This solution works for me(I was using 2.2 before). Also, I am using Java Based Configuration for Servlet 3.0 and no need to have web.xml file.
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How to get record created today by rails activerecord?
...ance issues when the table size grows.
Typically, if you perform lookups based on created_at column, add an index on the table in your migration file.
add_index :posts, :created_at
Now, to lookup records created today:
Rails 3/4
Post.where("created_at >= ?", Time.zone.now.beginning_of_day)...
AngularJS toggle class using ng-class
...
As alternate solution, based on javascript logic operator '&&' which returns the last evaluation, you can also do this like so:
<i ng-class="autoScroll && 'icon-autoscroll' || !autoScroll && 'icon-autoscroll-disabled'"&g...
Is SonarQube Replacement for Checkstyle, PMD, FindBugs?
...cts. The main added value, however, is that it stores the history in a database. You can then see the trend. Are you improving the code base or are you doing the opposite? Only a tool with memory can tell you that.
You should run Sonar in your CI system so that even things that take some time to ex...
How to define a preprocessor symbol in Xcode
...tring=\@\"www.foobar.org\"
And in the source code:
objectManager.client.baseURL = APPURL_NSString;
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Get ffmpeg information in friendly way
...name": "Windows Media Video 9",
"codec_type": "video",
"codec_time_base": "1/1000",
"codec_tag_string": "WMV3",
"codec_tag": "0x33564d57",
"width": 320,
"height": 240,
"has_b_frames": 0,
"pix_fmt": "yuv420p",
"level": -99,
"r_frame_rate": "30000/1001",
"av...
Adding data attribute to DOM
... you are checking it and it doesn't already have one, it creates the value based on the data attribute that is in the DOM. .attr() is for setting or checking the DOM element's attribute value and will not touch the jQuery data value. If you need them both to change you should use both .data() and .a...