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Understanding the Gemfile.lock file
After running the bundle install command, 'Gemfile.lock ' is created in the working directory. What do the directives inside that file mean?
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When should I use a trailing slash in my URL?
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In my personal opinion trailing slashes are misused.
Basically the URL format came from the same UNIX format of files and folders, later on, on DOS systems, and finally, adapted for the web.
A typical URL for this book on a Unix-like operating system would be a file path such as...
How exactly does the android:onClick XML attribute differ from setOnClickListener?
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In the background, Android does nothing else than the Java code, calling your method on a click event.
Note that with the XML above, Android will look for the onClick method myFancyMethod() only in the current Activity. This is important to remember if you are using fragments, since even i...
How to generate a range of numbers between two numbers?
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This is a fantastically elegant solution
– Aaron Hudon
Dec 22 '16 at 19:13
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Git merge reports “Already up-to-date” though there is a difference
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The message “Already up-to-date” means that all the changes from the branch you’re trying to merge have already been merged to the branch you’re currently on. More specifically it means that the branch you’re trying to merge is a parent of your current branch. Co...
When/Why to use Cascading in SQL Server?
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Summary of what I've seen so far:
Some people don't like cascading at all.
Cascade Delete
Cascade Delete may make sense when the semantics of the relationship can involve an exclusive "is part of" description. For example, an OrderLine record is part of its parent order, and OrderLines w...
What is the cleanest way to get the progress of JQuery ajax request?
In plain javascript is very simple: need just to attach the callback to {XMLHTTPRequest}.onprogress
6 Answers
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Is there a destructor for Java?
...re is no direct equivalent of a destructor.
There is an inherited method called finalize, but this is called entirely at the discretion of the garbage collector. So for classes that need to explicitly tidy up, the convention is to define a close method and use finalize only for sanity checking (i.e...
Checkout another branch when there are uncommitted changes on the current branch
...st of the time when I try to checkout another existing branch, Git doesn't allow me if I have some uncommitted changes on the current branch. So I'll have to commit or stash those changes first.
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Are querystring parameters secure in HTTPS (HTTP + SSL)? [duplicate]
...n in the URL. For example:
URLs are stored in web server logs -
typically the whole URL of each
request is stored in a server log.
This means that any sensitive data in
the URL (e.g. a password) is being
saved in clear text on the server
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