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Remove duplicated rows using dplyr
... @hadley I like the unique() and distinct() function, however, they all remove the 2nd duplicate from the data frame. what if I want to have all 1st encounters of the duplicate value removed? How could this be done? Thanks for any help!
– FlyingDutch
Feb...
How to present a simple alert message in java?
Coming from .NET i am so used calling Alert() in desktop apps. However in this java desktop app, I just want to alert a message saying "thank you for using java" I have to go through this much suffering:
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jQuery.parseJSON throws “Invalid JSON” error due to escaped single quote in JSON
...hine diagram on the JSON website, only escaped double-quote characters are allowed, not single-quotes. Single quote characters do not need to be escaped:
Update - More information for those that are interested:
Douglas Crockford does not specifically say why the JSON specification does not al...
Android disable screen timeout while app is running
...an create a baseActivity and write this code in onCreate Method and extend all activity from baseActivity.
– maryam
Apr 16 '19 at 16:30
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Solution to INSTALL_FAILED_INSUFFICIENT_STORAGE error on Android [closed]
The INSTALL_FAILED_INSUFFICIENT_STORAGE error is the bane of every Android developer's life. It happens regardless of app size, or how much storage is available. Rebooting the target device fixes the problem briefly, but it soon comes back. There are hundreds (if not thousands) of message board po...
How can I get the executing assembly version?
...orms application, you can always access via application if looking specifically for product version.
Application.ProductVersion
Using GetExecutingAssembly for an assembly reference is not always an option. As such, I personally find it useful to create a static helper class in projects where I ma...
How do I script a “yes” response for installing programs?
...mazon Linux instances and I have a couple scripts to populate data and install all the programs I work with, but a couple of the programs ask:
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How to disable breadcrumbs in Eclipse
...ow focussed, look for this icon in your toolbar:
And click on it. That's all. The icon is present by default, but can be deactivated, in which case you have to activated as in MvanGeest's answer.
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Best practice for instantiating a new Android Fragment
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If Android decides to recreate your Fragment later, it's going to call the no-argument constructor of your fragment. So overloading the constructor is not a solution.
With that being said, the way to pass stuff to your Fragment so that they are available after a Fragment is recreated by And...
What's the meaning of Base SDK, iOS deployment target, Target, and Project in xcode
...ect can have multiple targets and you might not want the same settings for all targets. The project-level settings override the default settings and the target-level settings override the project-level settings.
For example I have projects with both OSX and iOS targets and some are ARC and some ar...