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How do I delete a Git branch locally and remotely?
...at we went over a bit earlier. If you leave off the [localbranch] portion, then you’re basically saying, “Take nothing on my side and make it be [remotebranch].”
I issued git push origin: bugfix and it worked beautifully. Scott Chacon was right—I will want to dog ear that page (or virtuall...
How do I get a div to float to the bottom of its container?
...
Set the parent div to position: relative, then the inner div to...
position: absolute;
bottom: 0;
...and there you go :)
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Should an Enum start with a 0 or a 1?
...Allon It seems better to only give the enum values you know are valid and then to check for invalid values in the setter and/or constructor. That way you know immediately if some code isn't working correctly rather than allowing an object with invalid data to exist for some unknown time and findin...
Return a value from AsyncTask in Android [duplicate]
...ant your task to connect to the internet and download some information and then you want to do something with that information... How do you .execute() the AsyncTask and then do something with that information if the next line of code runs before the AsyncTask is done?
– Jake W...
Quick-and-dirty way to ensure only one instance of a shell script is running at a time
...=/tmp/lock.txt
if [ -e ${LOCKFILE} ] && kill -0 `cat ${LOCKFILE}`; then
echo "already running"
exit
fi
# make sure the lockfile is removed when we exit and then claim it
trap "rm -f ${LOCKFILE}; exit" INT TERM EXIT
echo $$ > ${LOCKFILE}
# do stuff
sleep 1000
rm -f ${LOCKFILE}
...
Understanding ibeacon distancing
...t available. We measured a bunch of rssi measurements at known distances, then did a best fit curve to match our data points. The algorithm we came up with is shown below as Java code.
Note that the term "accuracy" here is iOS speak for distance in meters. This formula isn't perfect, but it r...
setting an environment variable in virtualenv
...is for environment variables that might already be set in your environment then the unset will result in them being completely unset on leaving the virtualenv. So if that is at all probable you could record the previous value somewhere temporary then read it back in on deactivate.
Setup:
$ cat $VIRT...
How to tell whether a point is to the right or left side of a line
...ormula is equal to 0, the points are colinear.
If the line is horizontal, then this returns true if the point is above the line.
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How do I create and access the global variables in Groovy?
I need to store a value in a variable in one method and then I need to use that value from that variable in another method or closure. How can I share this value?
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The function to show current file's full path in mini buffer
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If it's a function then why doesn't it appear in M-x?
– asmeurer
Jan 26 '14 at 5:51
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