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How to set a timer in android

...pplication has acquired a wakeLock and hence you are sure that the phone shall not go into the sleep state. If phone does go to the sleep state then sendMessageDelayed as well as sendMessageAtTime will not work. Hence in that scenario AlarmManager would be reliable choice. – cr...
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Cannot create or edit Android Virtual Devices (AVD) from Eclipse, ADT 22.6

... ONLY, THESE BUGS SUBSEQUENTLY FIXED IN FOLLOWING BUILDS Download and install new ADT v22.6.1 from here (zip) or use SDK manager to update Seems like some bug from Google side, this problem found after "ADT 22.6" update. Widely reported on "Android Open Source Project - Issue Tracker" and nobody p...
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How to get a user's client IP address in ASP.NET?

... Request.UserHostAddress to get the IP address in ASP.NET, but this is usually the user's ISP's IP address, not exactly the user's machine IP address who for example clicked a link. How can I get the real IP Address? ...
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Custom attributes - Yea or nay?

... HTML 5 explicitly allows custom attributes that begin with data. So, for example, <p data-date-changed="Jan 24 5:23 p.m.">Hello</p> is valid. Since it's officially supported by a standard, I think this is the best option for custom...
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c++11 Return value optimization or move? [duplicate]

...) { Foo result; mangle(result); return result; } This will already allow the use of the move constructor, if one is available. In fact, a local variable can bind to an rvalue reference in a return statement precisely when copy elision is allowed. Your second version actively prohibits copy ...
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How to handle back button in activity

... In addition to the above I personally recommend onKeyUp(): Programatically Speaking keydown will fire when the user depresses a key initially but It will repeat while the user keeps the key depressed.* This remains true for all development platforms. G...
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Paste multiple times

... Clever. 'p' to paste, 'gv' to re-select what was originally selected. 'y' to copy it again. – Amjith Aug 23 '11 at 21:17 ...
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Check if property has attribute

... @Qjimbo (or probably someone else reading) Attributes are usually used without the "Attribute" part of their name, but can be. A convention allows you to exclude it, so usually the actual type does have Attribute at the end of its name, but is just not used. – Jim...
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Getting vertical gridlines to appear in line plot in matplotlib

... You may need to give boolean arg in your calls, e.g. use ax.yaxis.grid(True) instead of ax.yaxis.grid(). Additionally, since you are using both of them you can combine into ax.grid, which works on both, rather than doing it once for each dimension. ax = plt.gca() a...
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Case-INsensitive Dictionary with string key-type in C#

... @ShridharRKulkarni You fundamentally can't (efficiently). The comparison logic is a core part of the internal dictionary data structure. To allow this, the container would have to maintain multiple indices for its data, and dictionaries don't do this. ...