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How to remove an iOS app from the App Store
...the various countries your app is available in. Click the blue “Deselect All” button.
Click “Save Changes” at the bottom.
Your app's state will then be “Developer Removed From Sale”, and it will no longer be available on the App Store in any country.
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Simple way to transpose columns and rows in SQL?
...u do not have access to those functions this can be replicated using UNION ALL to UNPIVOT and then an aggregate function with a CASE statement to PIVOT:
Create Table:
CREATE TABLE yourTable([color] varchar(5), [Paul] int, [John] int, [Tim] int, [Eric] int);
INSERT INTO yourTable
([color], [Pa...
How do you create a read-only user in PostgreSQL?
...grant USAGE on namespaces (schemas) and SELECT on tables and views individually like so:
GRANT CONNECT ON DATABASE mydb TO xxx;
-- This assumes you're actually connected to mydb..
GRANT USAGE ON SCHEMA public TO xxx;
GRANT SELECT ON mytable TO xxx;
Multiple tables/views (PostgreSQL 9.0+)
In the ...
What is an uber jar?
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Über is the German word for above or over (it's actually cognate with the English over).
Hence, in this context, an uber-jar is an "over-jar", one level up from a simple JAR (a), defined as one that contains both your package and all its dependencies in one single JAR file. T...
ExecutorService, how to wait for all tasks to finish
What is the simplest way to to wait for all tasks of ExecutorService to finish? My task is primarily computational, so I just want to run a large number of jobs - one on each core. Right now my setup looks like this:
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Is there common street addresses database design for all addresses of the world? [closed]
...dresses? It should be so simple to use, fast to query and dynamic to store all street addresses of the world which is identifying just by one id Thanks a lot
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How to remove all breakpoints in one step in Google Chrome?
How to remove all breakpoints in one step in Google Chrome? Using version 11.
8 Answers
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When you exit a C application, is the malloc-ed memory automatically freed?
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It depends on the operating system. The majority of modern (and all major) operating systems will free memory not freed by the program when it ends.
Relying on this is bad practice and it is better to free it explicitly. The issue isn't just that your code looks bad. You may decide you w...
Javascript: How to loop through ALL DOM elements on a page?
I'm trying to loop over ALL elements on a page, so I want to check every element that exists on this page for a special class.
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Purge or recreate a Ruby on Rails database
...o this:
This will reset your database and reload your current schema with all:
rake db:reset db:migrate
This will destroy your db and then create it and then migrate your current schema:
rake db:drop db:create db:migrate
All data will be lost in both scenarios.
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