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Android add placeholder text to EditText
...int="Please enter phone number"
android:hint="Enter name"
after running app these two edittext will show the entered hint ,after click on edit text it goes and user can enter what he want (see luxurymode image)
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How to run a python script from IDLE interactive shell?
...'helloworld.py').read())
If your file not in the same dir:
exec(open('./app/filename.py').read())
See https://stackoverflow.com/a/437857/739577 for passing global/local variables.
In deprecated Python versions
Python2
Built-in function: execfile
execfile('helloworld.py')
It normally cann...
Image library for Python 3
...ge as a PNG file:
from PySide.QtCore import *
from PySide.QtGui import *
app = QCoreApplication([])
img = QImage('input.jpg')
g = QPainter(img)
g.setRenderHint(QPainter.Antialiasing)
g.setBrush(QColor(img.pixel(20, 20)))
g.drawEllipse(QPoint(20, 20), 10, 10)
g.end()
img.save('output.png')
But...
Disable orange outline highlight on focus
I am coding an app using jQuery, jqTouch and phonegap and have run across a persistent problem which arises when a user submits a form using the Go button on the soft keyboard.
...
Can't ignore UserInterfaceState.xcuserstate
...xcode; 2) go to the project directory and do an "ls -la" from the terminal app to make sure you see the .git and .gitignore files; 3) change "ProjectFolder" in the example above to the name of your project; 4) do the two git commands that matt shows; 5) Relaunch XCode and do a commit and verify that...
Showing line numbers in IPython/Jupyter Notebooks
...'base/js/events'
],
function(IPython, events) {
events.on("app_initialized.NotebookApp",
function () {
IPython.Cell.options_default.cm_config.lineNumbers = true;
}
);
}
);
...
java.lang.UnsupportedClassVersionError Unsupported major.minor version 51.0 [duplicate]
I am trying to build an application, but it gives some error. My JDK version is given below:
7 Answers
...
How to force garbage collector to run?
... I prefer @Karthik's answer, there can be situations where an app should legitimately call GC.Collect(). Very rarely though.
– Henk Holterman
Nov 23 '10 at 15:18
2
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Ruby : How to write a gem? [closed]
... best resources for writing your own gem.
If you're using Bundler in your app, you might want to look at Ryan Bigg's guide to Developing a RubyGem using Bundler and the Railscast on creating gems with Bundler.
If you're interested in tools to help you write gems:
Jeweler - Opinionated tool for c...
iPhone: Setting Navigation Bar Title
... the title of a navBar inside a tabBar controller, do this:
-(void)viewDidAppear:(BOOL)animated {
self.navigationController.navigationBar.topItem.title = @"myTitle";
}
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