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How do I execute inserts and updates in an Alembic upgrade script?
...0:06.784170
"""
revision = '169ad57156f0'
down_revision = '29b4c2bfce6d'
from alembic import op
import sqlalchemy as sa
from sqlalchemy import orm
from sqlalchemy.ext.declarative import declarative_base
Base = declarative_base()
class Player(Base):
__tablename__ = 'players'
id = sa.Col...
Remove a file from a Git repository without deleting it from the local filesystem
...ve added *log to my .gitignore , and now I want to remove the log files from my repository.
10 Answers
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ImportError: Cannot import name X
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You have circular dependent imports. physics.py is imported from entity before class Ent is defined and physics tries to import entity that is already initializing. Remove the dependency to physics from entity module.
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The purpose of Model View Projection Matrix
...odel, view and projection matrices are three separate matrices. Model maps from an object's local coordinate space into world space, view from world space to camera space, projection from camera to screen.
If you compose all three, you can use the one result to map all the way from object space to ...
How to add Web API to an existing ASP.NET MVC 4 Web Application project?
...ioning Web API to the project? I'm aware that I need a controller deriving from ApiController, but that's about all I know.
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How can I search for a commit message on GitHub?
... by them is repo:torvalds/linux merge:false crypto policy
GIF image from https://github.com/blog/2299-search-commit-messages
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Converting Secret Key into a String and Vice Versa
... to store it in DB, so I convert it into a String, but to get back the key from the String. What are the possible ways of accomplishing this?
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AngularJS access scope from outside js function
...ed to use $scope.$apply() if you want to make any changes to a scope value from outside the control of angularjs like a jquery/javascript event handler.
function change() {
alert("a");
var scope = angular.element($("#outer")).scope();
scope.$apply(function(){
scope.msg = 'Superh...
Why both no-cache and no-store should be used in HTTP response?
...ore such responses as part of their normal operation
But this is omitted from the newer RFC 7234 HTTP spec in potentially an attempt to make no-store stronger, see:
http://tools.ietf.org/html/rfc7234#section-5.2.1.5
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Java Runtime.getRuntime(): getting output from executing a command line program
I'm using the runtime to run command prompt commands from my Java program. However, I'm not aware of how I can get the output the command returns.
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