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How to stop mongo DB in one command
...ngod stop
Sysvinit: sudo /etc/init.d/mongod stop
Or on Mac OS X
Find PID of mongod process using $ top
Kill the process by $ kill <PID> (the Mongo docs have more info on this)
Or on Red Hat based systems:
service mongod stop
Or on Windows if you have installed as a service named Mon...
How to rollback a specific migration?
...
Another word of warning - don't ever do STEP=-1. I did that once and it went mad, rolling back everything. Not nice! This was Rails 4.2 - I guess it may be fixed by now.
– Dave Hartnoll
Mar 13 '18 at 16:37
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Meaning of epsilon argument of assertEquals for double values
...mum delta between expected and actual for which both numbers are still considered equal." So I think that should be a <= not <.
– Andrew Cheong
Apr 16 '18 at 17:00
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How do I switch between the header and implementation file in Xcode 4?
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For a company that prides itself on usability and ease-of-use; how can Apple manage to make XCode so confusing to work with. No, this is not a rant; it's an honest comment: does Apple not value the developers who work on Mac and iOS applications...
No connection string named 'MyEntities' could be found in the application config file
...gt;;integrated security=True;MultipleActiveResultSets=True' -ConnectionProviderName 'System.Data.SqlClient'
Then try again
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Convert string to symbol-able in ruby
...ils got ActiveSupport::CoreExtensions::String::Inflections module that provides such methods. They're all worth looking at. For your example:
'Book Author Title'.parameterize.underscore.to_sym # :book_author_title
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Core Data: Quickest way to delete all instances of an entity
...t]];
[allCars setIncludesPropertyValues:NO]; //only fetch the managedObjectID
NSError *error = nil;
NSArray *cars = [myContext executeFetchRequest:allCars error:&error];
[allCars release];
//error handling goes here
for (NSManagedObject *car in cars) {
[myContext deleteObject:car];
}
NSError ...
Can I comment out a line in a .git/config file?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
StackExchange.using("externalEditor", function() {
// Have to fire editor after snippets, if snippets enabled...
How to override !important?
I have created a custom style sheet that overrides the original CSS for my Wordpress template. However, on my calendar page, the original CSS has the height of each table cell set with the !important declaration:
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Does :before not work on img elements?
...or you to accomplish what you need with JavaScript/jQuery. Check out this fiddle:
http://jsfiddle.net/xixonia/ahnGT/
$(function() {
$('.target').after('<img src="..." />');
});
Edit:
For the reason why this isn't supported, check out coreyward's answer.
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