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How do I escape reserved words used as column names? MySQL/Create Table
...rvers you should use ANSI SQL queries. String escaping in ANSI SQL is done by using double quotes ("). Unfortunately, this escaping method is not portable to MySQL, unless it is set in ANSI compatibility mode.
Personally, I always start my MySQL server with the --sql-mode='ANSI' argument since this...
What's the difference(s) between .ToList(), .AsEnumerable(), AsQueryable()?
...where condition will never be translated into SQL. AsEnumerable() followed by LINQ statements definitively cuts the connection with entity framework query provider.
I deliberately show this example because I've seen questions here where people for instance try to 'inject' Include capabilities into a...
How do I drop table variables in SQL-Server? Should I even do this?
...e session is open, just like any other variable. They are also unaffected by transactions.
– JNK
Apr 13 '11 at 18:04
10
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How to catch integer(0)?
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Inspired by Andrie's answer, you could use identical and avoid any attribute problems by using the fact that it is the empty set of that class of object and combine it with an element of that class:
attr(a,"foo")<-"bar"
> iden...
Multiple levels of 'collection.defaultdict' in Python
Thanks to some great folks on SO, I discovered the possibilities offered by collections.defaultdict , notably in readability and speed. I have put them to use with success.
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How can you check which options vim was compiled with?
...
You can see everything vim was compiled with by executing
:version
To query for an exact feature like python you can use the has() function with the feature you are looking for. The code below will return a 1 if it has the feature or 0 if it does not.
:echo has('pyt...
Google Play Services Library update and missing symbol @integer/google_play_services_version
...dule as a dependency.
As I fixed this entirely through GUI and not at all by editing any files, here's a couple of screenshots:
So my Project Structure started off looking like this...
Then I removed the google-play-services library from my dependencies list by selecting it and then clicking th...
IOS7 : UIScrollView offset in UINavigationController
...ort out my problems with scroll views and auto layout, further complicated by supporting iOS 6 & 7. So thanks so much for finally providing a solution!
– Newtz
Jan 28 '14 at 11:59
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git merge: apply changes to code that moved to a different file
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I had a similar issue, and I resolved it by rebasing my work to match the target file organization.
Say that you modified original.txt on your branch (the local branch), but on the master branch, original.txt has been copied to another one, say copy.txt.
This copy h...
Fastest way to list all primes below N
...meit -s"import primes" "primes.{method}(1000000)"
with {method} replaced by each of the method names.
primes.py:
#!/usr/bin/env python
import psyco; psyco.full()
from math import sqrt, ceil
import numpy as np
def rwh_primes(n):
# https://stackoverflow.com/questions/2068372/fastest-way-to-li...