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What's the best way of structuring data on firebase?
...-time nature of the data (it's constantly changing, sharding, reconciling, etc, which requires a simpler internal model to keep the synchronized clients in check)
A simple example will probably set you in the right state of mind, so here goes:
/users/uid
/users/uid/email
/users/uid/messages
/users...
How to create ls in windows command prompt?
...
You could:
create a batch file called ls.bat and have it contain the dir command only
add the directory where the ls.bat file exists to your PATH environment variable
You could then execute ls from a command prompt.
...
How do I copy directories recursively with gulp?
...**/*' is the important part. That expression is a glob which is a powerful file selection tool. For example, for copying only .js files use: 'input/folder/**/*.js'
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Why must a lambda expression be cast when supplied as a plain Delegate parameter
...te separate classes like Lambda, Lambda<S, T>, Lambda<S, T, U> etc.
Advantage of this I see over the original approach:
One less type specification (only the formal parameter needs to be specified).
Which gives you the freedom to use it against any Func<int, T>, not just when T...
facebook: permanent Page Access Token?
...generate_token($args);
function generate_token($args){
$r=json_decode(file_get_contents("https://graph.facebook.com/v2.8/oauth/access_token?grant_type=fb_exchange_token&client_id={$args['appid']}&client_secret={$args['appsecret']}&fb_exchange_token={$args['usertoken']}")); // get lo...
How can I make an EXE file from a Python program? [duplicate]
...til these projects improve the Python Virtual Machine (PVM) for standalone files.
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Detect if the app was launched/opened from a push notification
...tually becomes active, which is the same lifecycle method in all cases.
Sketch of our solution
Here are the main components of our solution:
Store a notificationUserInfo instance variable on the AppDelegate.
Set notificationUserInfo = nil in both applicationWillEnterForeground and didFinishLaunc...
Is it possible to use Java 8 for Android development?
...this new direction, existing tools and plugins dependent on the Java class file format should continue to work. Moving forward, Java 8 language features will be natively supported by the Android build system. We're aiming to launch this as part of Android Studio in the coming weeks, and we wanted to...
How can I check for Python version in a program that uses new language features?
...
EDIT: to get control early enough, you could split it into different .py files and check compatibility in the main file before importing (e.g. in __init__.py in a package):
# __init__.py
# Check compatibility
try:
eval("1 if True else 2")
except SyntaxError:
raise ImportError("requires terna...
npm can't find package.json
...;yourdirectory>
Once you do that you should be able to see a bunch of files, you should then run the command:
npm install -d
Regards.
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