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Google Maps API v3: How to remove all markers?
In Google Maps API v2, if I wanted to remove all the map markers, I could simply do:
31 Answers
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What is the meaning and difference between subject, user and principal?
...utomation, applications, connections, etc.
User - A subset of principal usually referring to a human operator. The distinction is blurring over time because the words "user" or "user ID" are commonly interchanged with "account". However, when you need to make the distinction between the broad clas...
How can I debug git/git-shell related problems?
...SS=2 GIT_TRACE_PACKET=2 GIT_TRACE_PACKFILE=2 GIT_TRACE_SETUP=2 GIT_TRACE_SHALLOW=2 git pull origin master -v -v; set +x
– Paul Irish
Jan 9 '16 at 21:22
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Troubleshooting “Illegal mix of collations” error in mysql
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This is generally caused by comparing two strings of incompatible collation or by attempting to select data of different collation into a combined column.
The clause COLLATE allows you to specify the collation used in the query.
For exa...
Override Python's 'in' operator?
...am creating my own class in Python, what function should I define so as to allow the use of the 'in' operator, e.g.
3 Answe...
How do I create an abstract base class in JavaScript?
...l value instead of an object so as to continue application execution, it really depends on your implementation. This, in my opinion, is the correct way to implement abstract JS "classes".
– dudewad
Jan 18 '16 at 21:36
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How to get the groups of a user in Active Directory? (c#, asp.net)
...er performance and error-safe. It does only 1 LDAP call with a query using indexed fields. It can be easily extended if you need more properties than only the group names ("cn" property).
// Usage: GetAdGroupsForUser2("domain\user") or GetAdGroupsForUser2("user","domain")
public static List<stri...
Convert XML to JSON (and back) using Javascript
...cts) and vice versa javascript conversion functions. The library is very small and doesn't require any other additional libraries.
API functions
new X2JS() - to create your instance to access all library functionality. Also you could specify optional configuration options here
X2JS.xml2json - Conve...
How to amend older Git commit? [duplicate]
... reset --soft HEAD^ # go to the second one but keep the tree and index the same
git commit --amend -C HEAD@{1} # use the message from first commit (omit this to change)
git checkout HEAD@{3} -- . # get the tree from the commit you did not want to touch
git add -A ...
How to drop columns using Rails migration
...n the main answer that removing a column does not remove the corresponding index if it exists
– sameers
Nov 25 '14 at 19:14
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