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View's getWidth() and getHeight() returns 0
...so that I can rotate that button around. I am just trying to learn how to work with the android language. However, it returns 0.
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If I revoke an existing distribution certificate, will it mess up anything with existing apps?
I built an iOS app for an organization that has an app already on the store. After weeks of trying to get the guy who has the key to sign the app, they finally came back and said, "Just get it done!". So I am wondering how to proceed. If I go into the provisioning portal, and revoke the dist certifi...
Why main does not return 0 here?
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Or you can just add return 0; before the closing }. It's harmless and makes your program portable to older compilers.
– Keith Thompson
Dec 30 '11 at 8:46
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Changing default encoding of Python?
... you back the setdefaultencoding() function that was deleted from sys:
import sys
# sys.setdefaultencoding() does not exist, here!
reload(sys) # Reload does the trick!
sys.setdefaultencoding('UTF8')
(Note for Python 3.4+: reload() is in the importlib library.)
This is not a safe thing to do, th...
Difference between and
...stered in the application context (no matter if they were defined with XML or by package scanning).
<context:component-scan> can also do what <context:annotation-config> does but <context:component-scan> also scans packages to find and register beans within the application context...
What is the purpose of shuffling and sorting phase in the reducer in Map Reduce Programming?
In Map Reduce programming the reduce phase has shuffling, sorting and reduce as its sub-parts. Sorting is a costly affair.
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How to highlight and color gdb output during interactive debugging?
Please don't reply I should use ddd, nemiver, emacs, vim, or any other front-end, I just prefer gdb as it is, but would like to see its output with some terminal colors.
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?: operator (the 'Elvis operator') in PHP
...docode,
foo = bar ?: baz;
roughly resolves to
foo = bar ? bar : baz;
or
if (bar) {
foo = bar;
} else {
foo = baz;
}
with the difference that bar will only be evaluated once.
You can also use this to do a "self-check" of foo as demonstrated in the code example you posted:
foo = foo...
Showing Difference between two datetime values in hours
...nce the value is retrieved, I need the difference between the two values.
For that, I create a timespan variable to store the difference of the 2 date values.
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How can I specify a local gem in my Gemfile?
I'd like Bundler to load a local gem. Is there an option for that? Or do I have to move the gem folder into the .bundle directory?
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