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What is the “N+1 selects problem” in ORM (Object-Relational Mapping)?
... prevent N+1 selects.
Reference: Java Persistence with Hibernate, chapter 13.
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Insert image after each list item
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330
The easier way to do it is just:
ul li:after {
content: url('../images/small_triangle.png...
How to get the return value from a thread in python?
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In Python 3.2+, stdlib concurrent.futures module provides a higher level API to threading, including passing return values or exceptions from a worker thread back to the main thread:
import concurrent.futures
def foo(bar):
print(...
When to use the brace-enclosed initializer?
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Create an array with same element repeated multiple times
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answered Sep 19 '12 at 21:34
GuffaGuffa
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How to prevent browser page caching in Rails
Ubuntu -> Apache -> Phusion Passenger -> Rails 2.3
6 Answers
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Code for decoding/encoding a modified base64 URL
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edited Aug 4 '09 at 21:36
answered Aug 4 '09 at 17:06
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How to create a css rule for all elements except one class?
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Count the number of commits on a Git branch
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370
To count the commits for the branch you are on:
git rev-list --count HEAD
for a branch
git...