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Combining two expressions (Expression)
...f (node == _oldValue)
return _newValue;
return base.Visit(node);
}
}
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How to get an absolute file path in Python
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Today you can also use the unipath package which was based on path.py: http://sluggo.scrapping.cc/python/unipath/
>>> from unipath import Path
>>> absolute_path = Path('mydir/myfile.txt').absolute()
Path('C:\\example\\cwd\\mydir\\myfile.txt')
>>> str...
iPhone hide Navigation Bar only on first page
...:willShowViewController:animated method to show or hide the navigation bar based on whether it is showing the root view controller
Override the initialization methods to set the UINavigationController subclass as its own delegate
Complete code for this solution can be found in this Gist. Here's th...
Programmatically register a broadcast receiver
...blic void onReceive(Context context, Intent intent) {
//do something based on the intent's action
}
};
registerReceiver(receiver, filter);
}
Remember to run this in the onDestroy method:
@Override
protected void onDestroy() {
if (receiver != null) {
unregisterReceiver(rece...
How can I share code between Node.js and the browser?
...function so that it can be called from another machine using a simple JSON-based network protocol.
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C read file line by line
... me this results in overwriting each line with the next. See this question based on the above answer.
– Cezar Cobuz
Jan 8 '19 at 3:09
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RESTfully design /login or /register resources?
... the login form
POST /session authenticates credentials against database
DELETE /session destroys session and redirect to /
GET /users/new gets the webpage that has the registration form
POST /users records the entered information into database as a new /user/xxx
GET /users/xxx // gets a...
What is the fastest factorial function in JavaScript? [closed]
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I've created an auto-memoizer for any given function based on this answer (also slightly faster :)), also including a limit on the cache size. stackoverflow.com/a/10031674/36537
– Phil H
Apr 5 '12 at 15:41
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Can I change the checkbox size using CSS?
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Extremely pixelated on Chrome 64 with macOS 10.13.3 :( timo-ernst.net/misc/zeug/cb-pixel.jpg
– Timo
Feb 14 '18 at 10:41
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Why is the Android emulator so slow? How can we speed up the Android emulator? [closed]
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@ Msmit1993: You can use Intel x86 based emulator with HAX tool. Believe me you will will be surprised that emulator faster than your actual device.
– Vikas Patidar
Nov 22 '13 at 12:48
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