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SharedPreferences.onSharedPreferenceChangeListener not being called consistently
..., but eventually, will get garbage collected, removed from the WeakHashMap and stop working.
Keep a reference to the listener in a field of your class and you will be OK, provided your class instance is not destroyed.
i.e. instead of:
prefs.registerOnSharedPreferenceChangeListener(
new SharedPr...
Android: Clear the back stack
In Android I have some activities, let's say A, B, C.
38 Answers
38
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Can't connect to local MySQL server through socket '/var/mysql/mysql.sock' (38)
...ysql/mysql.sock
you can check if mysql is running with the following command:
mysqladmin -u root -p status
try changing your permission to mysql folder. If you are working locally, you can try:
sudo chmod -R 755 /var/lib/mysql/
that solved it for me
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Why can't I push to this bare repository?
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I'm doing sudo apt-get upgrade git-core and sudo apt-get upgrade git and it think no update is necessary. git --version returns 1.7.3.1. Any idea what's missing? I admit currently apt-get update doesn't work for me, but it did not too long ago.
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Browser support for URLs beginning with double slash
... few links used without a protocol. It didn't seem too difficult to understand - I think it's a great idea and pretty intuitive.
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How to make a DIV visible and invisible with JavaScript
...roperty of that element. To show/hide, you can use two properties: display and visibility, which have slightly different effects:
Adjusting style.display will look as if element is not present at all ("removed").
elem.style.display = 'none'; // hide
elem.style.display = 'block'; // show - use this...
Rails update_attributes without save?
...utes({ :name => 'Josh', :is_admin => true }) raises an error message and doesn't actually set the user's name property.
– Ajedi32
Sep 5 '12 at 19:50
7
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C# How can I check if a URL exists/is valid?
... looks up a stock symbol on Yahoo! Finance, downloads the historical data, and then plots the price history for the specified ticker symbol.
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C# loop - break vs. continue
...e to answer for other languages) loop, what's the difference between break and continue as a means to leave the structure of the loop, and go to the next iteration?
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Is it possible to override the configuration of a plugin already defined for a profile in a parent P
.../jenkins/1.34/jenkins-1.34.pom nothing worked.
– Alexander Samoylov
Jun 16 at 10:56
add a com...