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How do you fix a bad merge, and replay your good commits onto a fixed merge?
... a 'detached HEAD', but you need to take a note of the commit id generated by the git commit --amend step to supply to the git rebase command rather than using the temporary branch name.)
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JPA EntityManager: Why use persist() over merge()?
...rsist() semantics:
It makes sure that you are inserting and not updating by mistake.
Example:
{
AnyEntity newEntity;
AnyEntity nonAttachedEntity;
AnyEntity attachedEntity;
// Create a new entity and persist it
newEntity = new AnyEntity();
em.persist(newEntity);
...
jQuery event to trigger action when a div is made visible
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Can't get that code to work with div visibility triggered by an ajax response.
– JackTheKnife
Oct 7 '16 at 14:39
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How can I set the default value for an HTML element?
...cause the <option> containing my provided "value" to be selected by default:
27 Answers
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How can I count the number of matches for a regex?
...sets the matcher, and then sets the region to start at the index specified by the start parameter and end at the index specified by the end parameter. Try this. while(matcher.find()){ matcher.region(matcher.end()-1, str.length()); count++; }
– Mukesh Kumar Gupta
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What is the advantage of using async with MVC5?
...s using SynchronizationContext.Post. If it does, the overhead is dominated by the thread switch it performs as it resumes. That means that the current SynchronizationContext makes a big difference." (Async in C# 5.0, 2012, Alex Davies)
– annemartijn
Mar 22 '14 ...
WebAPI Multiple Put/Post parameters
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Thank you, I have tried your solution by creating my own API and testing it through Postman and it is working fine;But I have added a fourth parameter like var test= {"Name" : "test" } and added it to myData object and it was sent successfully; is there anyway to...
Remove duplicate values from JS array [duplicate]
... As this was reverted back to the original inArray solution by a reputable person, I am going to again mention: this solution is O(n^2), making it inefficient.
– Casey Kuball
Sep 21 '17 at 16:35
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Error in Swift class: Property not initialized at super.init call
...ignated initializer must ensure that all of the
“properties introduced by its class are initialized before it
delegates up to a superclass initializer.”
Excerpt From: Apple Inc. “The Swift Programming Language.” iBooks.
https://itunes.apple.com/us/book/swift-programming-language/i...
How to keep keys/values in same order as declared?
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From Python 3.6 onwards, the standard dict type maintains insertion order by default.
Defining
d = {'ac':33, 'gw':20, 'ap':102, 'za':321, 'bs':10}
will result in a dictionary with the keys in the order listed in the source code.
This was achieved by using a simple array with integers for the spars...