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Please explain about insertable=false and updatable=false in reference to the JPA @Column annotation
...nd an Address. You'd like to add insertable=false, updatable=false to the @OneToMany relationship with the Person entity in the Address entity, simply because it's not the responsibility of the Address entity to create or update a Person. It's the other way round.
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Android - custom UI with custom attributes
...t;/declare-styleable>
</resources>
Basically you have to set up one <declare-styleable /> for your view that contains all your custom attributes (here just one). I never found a full list of possible types, so you need to look at the source for one I guess. Types that I know are ref...
requestFeature() must be called before adding content
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What if you need to show one layout without a title bar and then show one with a title bar? You will have to use requestWindowFeature(Window.FEATURE_NO_TITLE) to hide it, then setContentView() for your first layout, then requestWindowFeature(Window.F...
static linking only some libraries
...bols in it will be ignored unless there happens to be a main() function in one of the library object files.
– Jonathan Leffler
Apr 20 '14 at 21:09
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What are the pros and cons of the SVN plugins for Eclipse, Subclipse and Subversive? [closed]
..., tags (which you can change), so whenever you want to tag or branch it is one click and you provide the name of the tag or branch.
Like I said these are minor differences that I just find convenient. Both work great with mylyn, but overall there really isn't a whole lot of differences with these t...
What is the difference between memmove and memcpy?
What is the difference between memmove and memcpy ? Which one do you usually use and how?
9 Answers
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How to extend an existing JavaScript array with another array, without creating a new array
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Update 2018: A better answer is a newer one of mine: a.push(...b). Don't upvote this one anymore, as it never really answered the question, but it was a 2015 hack around first-hit-on-Google :)
For those that simply searched for "JavaScript array extend" and got ...
How do .gitignore exclusion rules actually work?
...llows for the exclusion).
Think of the exclusions as saying "but not this one" rather than "but include this" - "ignore this directory (/a/b/c/) but not this one (foo)" doesn't make much sense; "ignore all files in this directory (/a/b/c/*) but not this one (foo)" does. To quote the man page:
A...
Sometimes adding a WCF Service Reference generates an empty reference.cs
...on being thrown by the import. You may receive this type of message about one of your types: "referenced type cannot be used since it does not match imported DataContract".
This could simply be as specified in that there is a difference in one of the types in the referenced assembly from what was ...
How to add /usr/local/bin in $PATH on Mac
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export PATH=$PATH:/usr/local/git/bin:/usr/local/bin
One note: you don't need quotation marks here because it's on the right hand side of an assignment, but in general, and especially on Macs with their tradition of spacy pathnames, expansions like $PATH should be double-quoted...