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How to convert JSON to CSV format and store in a variable
...ription,link,timestamp,image,embed,language,user,user_image,user_link,user_id,geo,source,favicon,type,domain,id
"Apple iPhone 4S Sale Cancelled in Beijing Amid Chaos (Design You Trust)","Advertise here with BSA Apple cancelled its scheduled sale of iPhone 4S in one of its stores in China’s capital...
Correct use of flush() in JPA/Hibernate
...ils of em.flush() are implementation-dependent.
In general anyway, JPA providers like Hibernate can cache the SQL instructions they are supposed to send to the database, often until you actually commit the transaction.
For example, you call em.persist(), Hibernate remembers it has to make a database...
Javascript Equivalent to PHP Explode()
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Downvoter: "How dare you provide a simpler and more performant solution instead of validating my preconceptions??"
– jchook
May 18 '18 at 19:36
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How do I get SUM function in MySQL to return '0' if no values are found?
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Use COALESCE to avoid that outcome.
SELECT COALESCE(SUM(column),0)
FROM table
WHERE ...
To see it in action, please see this sql fiddle: http://www.sqlfiddle.com/#!2/d1542/3/0
More Information:
Given three tables (one with all numbers...
How to filter by object property in angularJS
...ou simply have to use the filter filter (see the documentation) :
<div id="totalPos">{{(tweets | filter:{polarity:'Positive'}).length}}</div>
<div id="totalNeut">{{(tweets | filter:{polarity:'Neutral'}).length}}</div>
<div id="totalNeg">{{(tweets | filter:{polarity:'Ne...
How can I open a link in a new window?
I have a click handler for a specific link, inside that I want to do something similar to the following:
10 Answers
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Viewing a Deleted File in Git
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git show HEAD^:path/to/file
You can use an explicit commit identifier or HEAD~n to see older versions or if there has been more than one commit since you deleted it.
share
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improve ...
MongoDB with redis
...the collection level (to be used for purging data for instance).
Redis provides a convenient set datatype and its associated operations (union, intersection, difference on multiple sets, etc ...). It is quite easy to implement a basic faceted search or tagging engine on top of this feature, which is...
Delete text in between HTML tags in vim?
... And the Surround plugin (vim.org/scripts/script.php?script_id=1697) is awesome when you want to do things like change the surrounding tag (cst) from a <p> to a <div>, for example.
– Kris Jenkins
Nov 21 '10 at 12:45
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How to get first record in each group using Linq
Considering the following records:
4 Answers
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