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Android: open activity without save into the stack
...
When starting your list's Activity, set its Intent flags like so:
Intent i = new Intent(...); // Your list's Intent
i.setFlags(i.getFlags() | Intent.FLAG_ACTIVITY_NO_HISTORY); // Adds the FLAG_ACTIVITY_NO_HISTORY flag
startActivi...
“Cross origin requests are only supported for HTTP.” error when loading a local file
... file some.html or file(s) exist using the command cd /path/to/your/folder
Start up a Python web server using the command python -m SimpleHTTPServer
This will start a web server to host your entire directory listing at http://localhost:8000
You can use a custom port python -m SimpleHTTPServer 9...
How to start nginx via different port(other than 80)
...are serving the Nginx instance on port 81.
server {
listen 81;
}
To start the server, run the command line below;
sudo service nginx start
You may now access your application on port 81 (for localhost, http://localhost:81).
...
How can I make setInterval also work when a tab is inactive in Chrome?
...nimationFrame:
var target = document.querySelector('div#target')
var startedAt, duration = 3000
var domain = [-100, window.innerWidth]
var range = domain[1] - domain[0]
function start() {
startedAt = Date.now()
updateTarget(0)
requestAnimationFrame(update)
}
function update()...
Explicitly select items from a list or tuple
...e 1st was changed to be the same as the 4th.
Another option would be to start out with a numpy.array which allows indexing via a list or a numpy.array:
>>> import numpy
>>> myBigList = numpy.array(range(1000))
>>> myBigList[(87, 342, 217, 998, 500)]
Traceback (most rec...
Print a file, skipping the first X lines, in Bash [duplicate]
... excluding first N lines. >
That is, if you want to skip N lines, you start printing line N+1. Example:
$ tail -n +11 /tmp/myfile
< /tmp/myfile, starting at line 11, or skipping the first 10 lines. >
If you want to just see the last so many lines, omit the "+":
$ tail -n <N> <...
Python function overloading
...;>> @dispatch(Sprite, Point, Vector, int)
... def add_bullet(sprite, start, direction, speed):
... print("Called Version 1")
...
>>> @dispatch(Sprite, Point, Point, int, float)
... def add_bullet(sprite, start, headto, speed, acceleration):
... print("Called version 2")
...
&g...
Maximum number of threads in a .NET app?
...n C#, if we want to be completely precise, we need to distinguish between "started" and "non started" threads. Only started threads actually reserve stack space (as we could expect). Non started threads only allocate the information required by a thread object (you can use reflector if interested in...
Why is iterating through a large Django QuerySet consuming massive amounts of memory?
...eding. Here's a brief implementation.
def spoonfeed(qs, func, chunk=1000, start=0):
''' Chunk up a large queryset and run func on each item.
Works with automatic primary key fields.
chunk -- how many objects to take on at once
start -- PK to start from
>>> spoonfeed(...
How to install an apk on the emulator in Android Studio?
... (For full beginners)
1- Run the emulator, and wait until it's completely started.
2- Go to your sdk installation folder then go to platform-tools (you should see an executable called adb.exe)
3- create a new file and call it run.bat, edit the file with notepad and write CMD in it and save it.
...