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Use of the MANIFEST.MF file in Java
...
The content of the Manifest file in a JAR file created with version 1.0 of the Java Development Kit is the following.
Manifest-Version: 1.0
All the entries are as name-value pairs. The name of a header is separated from its value by a colon. The default manifest shows that it conforms to v...
Making a triangle shape using xml definitions?
...be how to do it. And here is the XML defining triangle:
<?xml version="1.0" encoding="utf-8"?>
<layer-list xmlns:android="http://schemas.android.com/apk/res/android" >
<item>
<rotate
android:fromDegrees="45"
android:toDegrees="45"
...
pandas GroupBy columns with NaN (missing) values
...ues are now allowed in the grouper using dropna=False:
pd.__version__
# '1.1.0.dev0+2004.g8d10bfb6f'
# Example from the docs
df
a b c
0 1 2.0 3
1 1 NaN 4
2 2 1.0 3
3 1 2.0 2
# without NA (the default)
df.groupby('b').sum()
a c
b
1.0 2 3
2.0 2 5
# with NA
df...
Programmatically set the initial view controller using Storyboards
...Color = [UIColor colorWithRed:88/255.0 green:164/255.0 blue:73/255.0 alpha:1.0];
navController.navigationItem.leftBarButtonItem.tintColor = [UIColor colorWithRed:88/255.0 green:164/255.0 blue:73/255.0 alpha:1.0];
navController.navigationBar.tintColor = [UIColor whiteColor];
navControl...
Custom Adapter for List View
...
R.layout.itemlistrow defines the row of the ListView.
<?xml version="1.0" encoding="utf-8"?>
<TableLayout xmlns:android="http://schemas.android.com/apk/res/android"
android:layout_height="wrap_content" android:orientation="vertical"
android:layout_width="fill_parent">
<...
What 'additional configuration' is necessary to reference a .NET 2.0 mixed mode assembly in a .NET 4
...ly, you need to modify your App.Config file to include:
<?xml version="1.0"?><configuration> <startup useLegacyV2RuntimeActivationPolicy="true"> <supportedRuntime version="v4.0" sku=".NETFramework,Version=v4.0"/> </startup></configuration>
The key is the us...
What is setup.py?
...achine:
from setuptools import setup
setup(
name='foo',
version='1.0',
description='A useful module',
author='Man Foo',
author_email='foomail@foo.com',
packages=['foo'], #same as name
install_requires=['bar', 'greek'], #external packages as dependencies
)
Instead, if your...
Android: Scale a Drawable or background image?
...e background image scaling create a resource like this:
<?xml version="1.0" encoding="utf-8"?>
<bitmap xmlns:android="http://schemas.android.com/apk/res/android"
android:gravity="center"
android:src="@drawable/list_bkgnd" />
Then it will be centered in the view if used as back...
Python's json module, converts int dictionary keys to strings
...given language, are strings (or "scalars" in Perl). In perl $foo{1}, $foo{1.0}, and $foo{"1"} are all references to the same mapping in %foo --- the key is evaluated as a scalar!
JSON started as a Javascript serialization technology. (JSON stands for JavaScript Object Notation.) Naturally it impl...
How can you make a custom keyboard in Android?
...s/xml folder (if the folder does not exist, created it).
<?xml version="1.0" encoding="utf-8"?>
<Keyboard xmlns:android="http://schemas.android.com/apk/res/android"
android:keyWidth="15%p"
android:keyHeight="15%p" >
<Row>
<Key android:codes="1" android:k...