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What is the difference between JOIN and JOIN FETCH when using JPA and Hibernate
Please help me understand where to use a regular JOIN and where a JOIN FETCH.
5 Answers
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Why is whitespace sometimes needed around metacharacters?
A few months ago I tattooed a fork bomb on my arm, and I skipped the whitespaces, because I think it looks nicer without them. But to my dismay, sometimes (not always) when I run it in a shell it doesn't start a fork bomb, but it just gives a syntax error.
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Python: Ignore 'Incorrect padding' error when base64 decoding
...to normalise the data. Remove anything that's not a letter, digit / or +, and then add the padding.
– Martijn Pieters♦
Nov 20 '18 at 8:25
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“Insert if not exists” statement in SQLite
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If you have a table called memos that has two columns id and text you should be able to do like this:
INSERT INTO memos(id,text)
SELECT 5, 'text to insert'
WHERE NOT EXISTS(SELECT 1 FROM memos WHERE id = 5 AND text = 'text to insert');
If a record already contains a row where ...
How do you push just a single Git branch (and no other branches)?
I am working on a local git repository. There are two branches, master and feature_x .
4 Answers
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In HTML I can make a checkmark with ✓ . Is there a corresponding X-mark?
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I just tested and this doesn't work in IE 8... IE 9, FireFox, and Chrome work correctly. Here's a good link to more symbols: danshort.com/HTMLentities/index.php?w=dingb
– Nathan Prather
Aug 26 '12 at ...
angular ng-bind-html and directive within it
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I was also facing this problem and after hours searching the internet I read @Chandermani's comment, which proved to be the solution.
You need to call a 'compile' directive with this pattern:
HTML:
<div compile="details"></div>
JS:
.direct...
How to take screenshot of a div with JavaScript?
...ilding something called the "HTML Quiz". It's completely ran on JavaScript and it's pretty cool.
10 Answers
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What are the differences between double-dot “..” and triple-dot “…” in Git diff commit ranges?
What are the differences between the following commands?:
5 Answers
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What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
In Map Reduce programming the reduce phase has shuffling, sorting and reduce as its sub-parts. Sorting is a costly affair.
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