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Rails raw SQL example
...s and payment_errors tables, then have a model for the view (which will be read-only). Some DBs support materialized views, which might be a good idea for performance.
Also consider hardware or VM specs on Rails server and DB server, config, disk space, network speed/latency/etc., proximity, etc. A...
How do I remove a property from a JavaScript object?
... myObject.regex;
console.log(myObject);
For anyone interested in reading more about it, Stack Overflow user kangax has written an incredibly in-depth blog post about the delete statement on their blog, Understanding delete. It is highly recommended.
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jQuery `.is(“:visible”)` not working in Chrome
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If you read the jquery docs, there are numerous reasons for something to not be considered visible/hidden:
They have a CSS display value of none.
They are form elements with type="hidden".
Their width and height are explicitly se...
Make the current commit the only (initial) commit in a Git repository?
...ven't seen yet is HEAD^{tree}, could somebody explain? Apart from that I'd read this as "create new branch from given commit, created by creating a new commit-object with given commit-message from ___"
– TomKeegasi
Feb 15 '17 at 8:10
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Programmatically set the initial view controller using Storyboards
... from the first view controller.
If you run your app at this point you'll read:
Failed to instantiate the default view controller for UIMainStoryboardFile 'MainStoryboard' - perhaps the designated entry point is not set?
And you'll notice that your window property in the app delegate is now nil....
.net localhost website consistently making get arterySignalR/poll?transport=longPolling&connectionTo
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I would recommend you to read this post first Browser Link feature in Visual Studio Preview 2013 to understand about this new feature that comes in with VS 2013.
And then to disable this, simply uncheck the "Enable browser link" option.
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Undo git pull, how to bring repos to old state
...ivalent to git reset --merge given that MERGE_HEAD is present. This can be read in the git help for merge command.
git merge --abort is equivalent to git reset --merge when MERGE_HEAD is present.
After a failed merge, when there is no MERGE_HEAD, the failed merge can be undone with git reset --me...
How to bundle a native library and a JNI library inside a JAR?
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This is the best solution to avoid 'native library already' loaded exception.
– Krithika Vittal
Feb 19 at 15:14
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RabbitMQ message size and types
...ght be better to send a reference to a file or DB.
You might also want to read up on their performance measures:
http://www.rabbitmq.com/blog/2012/04/17/rabbitmq-performance-measurements-part-1/
http://www.rabbitmq.com/blog/2012/04/25/rabbitmq-performance-measurements-part-2/
Queues are pretty ligh...
How do I set the maximum line length in PyCharm?
...y too strict. Following the 79 line limitation, the code quickly becomes unreadable and unmaintainable. Let's quote PEP-8: A style guide is about consistency. Consistency with this style guide is important. Consistency within a project is more important. Consistency within one module or function is ...