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Git - fatal: Unable to create '/path/my_project/.git/index.lock': File exists
...u have no other git processes running (which is the normal case), go ahead and delete that file.
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How to change facet labels?
I have used the following ggplot command:
20 Answers
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JSLint says “missing radix parameter”
I ran JSLint on this JavaScript code and it said:
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Java HTTPS client certificate authentication
I'm fairly new to HTTPS/SSL/TLS and I'm a bit confused over what exactly the clients are supposed to present when authenticating with certificates.
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Converting integer to binary in python
...fter the colon is the formatting, the second 0 means zero fill to 8 spaces and b for binary
– jamylak
May 2 '12 at 9:39
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Call an activity method from a fragment
...n my activity from a fragment. I want the fragment to give the method data and to get the data when the method return. I want to achieve similar to call on a static method, but without the use of static because it create problems in the activity.
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what is the unsigned datatype?
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unsigned really is a shorthand for unsigned int, and so defined in standard C.
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Determine which element the mouse pointer is on top of in JavaScript
...ntFromPoint which does what it sounds like.
What we need is to find the x and y coords of the mouse and then call it using those values:
var x = event.clientX, y = event.clientY,
elementMouseIsOver = document.elementFromPoint(x, y);
document.elementFromPoint
jQuery event object
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Vertical (rotated) label in Android
I need 2 ways of showing vertical label in Android:
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What is the documents directory (NSDocumentDirectory)?
Can someone explain to me what the documents directory is on an iOS app and when to use it?
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