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Google maps API V3 - multiple markers on exact same spot
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Take a look at OverlappingMarkerSpiderfier.
There's a demo page, but they don't show markers which are exactly on the same spot, only some which are very close together.
But a real life example with markers on the exact same spot can be seen on http://www....
When do you use Java's @Override annotation and why?
What are the best practices for using Java's @Override annotation and why?
27 Answers
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Actual meaning of 'shell=True' in subprocess
... of the user's choosing and is platform-dependent. Generally speaking, avoid invocations via the shell.
Invoking via the shell does allow you to expand environment variables and file globs according to the shell's usual mechanism. On POSIX systems, the shell expands file globs to a list of files....
What is the difference between a pseudo-class and a pseudo-element in CSS?
...ncept is introduced to permit selection based on information that lies outside of the document tree or that cannot be expressed using the other simple selectors.
A pseudo-class always consists of a "colon" (:) followed by the name of the pseudo-class and optionally by a value between parenthese...
Detecting taps on attributed text in a UITextView in iOS
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I just wanted to help others a little more. Following on from Shmidt's response it's possible to do exactly as I had asked in my original question.
1) Create an attributed string with custom attributes applied to the clickable words. eg.
NSAttributedString* attributedString = [[NSAttribu...
When does invoking a member function on a null instance result in undefined behavior?
Consider the following code:
2 Answers
2
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How do I set up DNS for an apex domain (no www) pointing to a Heroku app?
...ic solution is to not use them at all. As a fallback measure, some DNS providers offer to setup an HTTP redirect for you. In that case, set it up so that example.com is an HTTP redirect to www.example.com.
Some DNS providers have come forward with custom solutions that allow CNAME-like behavior on ...
git stash blunder: git stash pop and ended up with merge conflicts
I did a git stash pop and ended up with merge conflicts. I removed the files from the file system and did a git checkout as shown below, but it thinks the files are still unmerged. I then tried replacing the files and doing a git checkout again and same result. I event tried forcing it with -...
Pass a data.frame column name to a function
...,"x","y")
x y z
1 1 5 6
2 2 6 8
3 3 7 10
4 4 8 12
This is often considered "best practice" since it is the method that is hardest to screw up. Passing the column names as strings is about as unambiguous as you can get.
The following two options are more advanced. Many popular packages make u...
What's the difference between __PRETTY_FUNCTION__, __FUNCTION__, __func__?
..._ , __FUNCTION__ , __func__ , and where are they documented? How do I decide which one to use?
5 Answers
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