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How to get Locale from its String representation in Java?
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Do I need to disable NSLog before release Application?
...xcode it write to stderr too.
The main problem lays in the first one. In order to achieve thread safe, every time NSLog is called, it opens an connection to ASL facility, sends message, and closes the connection. The connection operation is very expensive. Another reason is that NSLog spends some ...
Find all records which have a count of an association greater than zero
...roject_id = projects.id").arel.exists)
Edit: if you're uncomfortable with raw SQL, try:
Project.where.not(Vacancies.where(Vacancy.arel_table[:project_id].eq(Project.arel_table[:id])).arel.exists)
You can make this less messy by adding class methods to hide the use of arel_table, for example:
class...
Fastest Way to Find Distance Between Two Lat/Long Points
... @Quassnoi: A couple corrections: You'll probably want to switch the order of the coordinates to lat, long. Also, longitudinal distances are proportional the cosine of the latitude, not longitude. And you'll want to change it from multiplication to division, so your first coordinate would b...
Why don't Java Generics support primitive types?
... tho. Hopefully it'll get fixed in java 10 (or so I heard) and also higher order functions. Don't quote me on that tho.
– Ced
Feb 23 '17 at 22:58
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How to install Java 8 on Mac
...had to use
$ brew tap homebrew/cask-versions
$ brew cask install java8
in order to get java8 to install.
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Add IIS 7 AppPool Identities as SQL Server Logons
...y want to add the role db_owner to the newly created user MyAppPoolUser in order to avoid permissions issues: ALTER ROLE db_owner ADD MEMBER [MyAppPoolUser]
– rodsarria
Aug 30 at 18:45
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Is it possible to view RabbitMQ message contents directly from the command line?
...RabbitMQ queue to local files and requeuing the messages in their original order.
Example usage (to dump the first 50 messages of queue incoming_1):
rabbitmq-dump-queue -url="amqp://user:password@rabbitmq.example.com:5672/" -queue=incoming_1 -max-messages=50 -output-dir=/tmp
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How can I Remove .DS_Store files from a Git repository?
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must run: git add .gitignore_global , in order another programmers have that file too in his local environment ?
– stackdave
Jun 18 '17 at 14:51
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What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
... name of the object containing them, you can do if (locals.foo). It's just raw js :p
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