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XPath query to get nth instance of an element
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@rlandster: The word "precedence" may be confusing. The unabbreviated form of //input[@id='search_query'][2] is: /descendat-or-self::node()/child::input[attribute::id='search_query'][position()=2]
– user357812
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What is the difference between onPause() and onStop() of Android Activites?
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In concise words:
onStop() of previous activity life-cycle method is invoked when another activity is shown. When you have Dialogue on the top of activity, there onPause() is invoked.
Note: Activities are those components which fill ...
ERROR 1045 (28000): Access denied for user 'root'@'localhost' (using password: YES)
...tains more current information.
For MySQL < 5.7:
The default root password is blank (i.e. empty string) not root. So you can just login as:
mysql -u root
You should obviously change your root password after installation
mysqladmin -u root password [newpassword]
In most cases you should al...
Thread vs ThreadPool
...average 0.035ms to start where Threads took an average of 5.06ms. In other words Thread in the pool started about 300x faster for large numbers of short lived threads. At least in the tested range (100-2000) threads, the total time per thread seemed pretty constant.
This is the code that was bench...
Find and restore a deleted file in a Git repository
...isect run tells Git to automate bisection by running the command following word 'run' where the command must return 0 for a good version (see git help bisect for details). The '[ -e foo.bar ]' is a standard expression for testing if file foo.bar does exists (the implementation is usually in file /us...
RESTful Services - WSDL Equivalent
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RSDL aims to turn rest like a hypermedia, in other words, it has more information than a service descriptor like WSDL or WADL. For example, it has the information about navigation, like hypertext and hyperlinks.
For example, given a current resource, you have a set os lin...
How to revert initial git commit?
...t still is seeing the files it added earlier that should ignored. In other words git update-ref -d HEAD did not take me back to the state before the initial commit.
– gman
Nov 20 '14 at 22:39
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Backbone.js: get current route
..." (both which are the two most obvious use cases for such route). In other words, it'll only find the appropriate callback name if the hash is exactly "user(/:uid)" (highly unlikely).
Since i needed this functionality i extended the Backbone.Router with a current-function that reuses some of the co...
Git authentication fails after enabling 2FA
...t think of any other changes I made) and git asked for my username and password. I provided both, but they were "wrong". I tried many of the solutions here: Git push requires username and password but that didn't work. In particular, when switching from https to ssh, the ssh key gives
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Why does JPA have a @Transient annotation?
Java has the transient keyword. Why does JPA have @Transient instead of simply using the already existing java keyword?
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