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How to fix getImageData() error The canvas has been tainted by cross-origin data?
... my canvas, and then submit the image data back into my server. All in javascript
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MongoDB drop every database
...
you can create a javascript loop that do the job and then execute it in the mongoconsole.
var dbs = db.getMongo().getDBNames()
for(var i in dbs){
db = db.getMongo().getDB( dbs[i] );
print( "dropping db " + db.getName() );
db.dropData...
Open a new tab in gnome-terminal using command line [closed]
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Where do I place this script?
– Dawoodjee
May 6 '18 at 14:45
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Set transparent background using ImageMagick and commandline prompt
...e converting to GIF, you're limited to 1-bit
alpha anyhow.)
mktrans shell script
Since it's unlikely you'll want to type this command repeatedly, I
recommend wrapping it in a script. You can download a BASH shell
script from github which
performs my suggested solution. It can be run on multiple fi...
What is the purpose of Flask's context stacks?
...tension object
db.init_app(app)
Then they use the app and db values in a script that should be run from the shell. For example, a "setup_tables.py" script...
from myapp import app, db
# Set up models
db.create_all()
In this case, the Flask-SQLAlchemy extension knows about the app application, ...
Oracle 11.2.0.4 RAC FOR redhat 6.4 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
... dmjydbbf
2、配置网卡bonding
cd /etc/sysconfig/network-scripts/
cp /etc/sysconfig/network-scripts/ifcfg-eth* /etc/sysconfig/network-scripts/备份
vi ifcfg-bond0
节点1 为172.16.110.100
节点2 为172.16.110.110
vi ifcfg-bond1
节点1 为10.10.120.100
节点2 为...
Static classes and methods in coffeescript
... Box2DUtility
constructor: () ->
@drawWorld: (world, context) -> alert 'World drawn!'
# And then draw your world...
Box2DUtility.drawWorld()
Demo: http://jsfiddle.net/ambiguous/5yPh7/
And if you want your drawWorld to act like a constructor then you can say new @ like this:
class Box2...
How to set Python's default version to 3.x on OS X?
...es to add as well, i.e.:
alias 2='python2'
alias 3='python3'
Tip: For scripts, instead of using a shebang like:
#!/usr/bin/env python
use:
#!/usr/bin/env python3
This way, the system will use python3 for running python executables.
...
How to obtain the number of CPUs/cores in Linux from the command line?
I have this script, but I do not know how to get the last element in the printout:
27 Answers
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How to include external Python code to use in other files?
...dostuff)
if __name__ == "__main__":
dostuff()
And from the another script or the python console
import teststuff
exec(DOSTUFF_SOURCE)
dostuff()
And now dostuff should be in the local scope and dostuff() will return the console or scripts _name_ whereas executing test.dostuff() will retu...