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Detect home button press in android
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It is impossible to detect and/or intercept the HOME button from within an Android app. This is built into the system to prevent malicious apps that cannot be exited.
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How to choose the right bean scope?
...l be checked and the data entry associated with the cookie will be removed from the session scope and be put in the request scope of the redirected request. Finally the cookie will be removed from the HTTP response. This way the redirected request has access to request scoped data which was been pre...
Replace all 0 values to NA
... without the [<- function:
A sample data frame dat (shamelessly copied from @Chase's answer):
dat
x y
1 0 2
2 1 2
3 1 1
4 2 1
5 0 0
Zeroes can be replaced with NA by the is.na<- function:
is.na(dat) <- !dat
dat
x y
1 NA 2
2 1 2
3 1 1
4 2 1
5 NA NA
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SOAP vs REST (differences)
...re the crucial points to understand what REST is about, and how it differs from SOAP:
REST is protocol independent. It's not coupled to HTTP. Pretty much like you can follow an ftp link on a website, a REST application can use any protocol for which there is a standardized URI scheme.
REST is not ...
What is the difference between Class.getResource() and ClassLoader.getResource()?
... by running a stand-alone Java application that continuously loaded a file from disk using the getResourceAsStream ClassLoader method. I was able to edit the file, and the changes were reflected immediately, i.e., the file was reloaded from disk without caching.
However:
I'm working on a project w...
How can I color Python logging output?
...%(log_color)s%(levelname)-8s%(reset)s | %(log_color)s%(message)s%(reset)s"
from colorlog import ColoredFormatter
logging.root.setLevel(LOG_LEVEL)
formatter = ColoredFormatter(LOGFORMAT)
stream = logging.StreamHandler()
stream.setLevel(LOG_LEVEL)
stream.setFormatter(formatter)
log = logging.getLogger...
Best way to display decimal without trailing zeroes
...ading #. "0.#####" works identically. And either way, this does round away from zero (just FYI).
– TrueWill
Jul 26 '10 at 22:44
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Regex - how to match everything except a particular pattern
...s that it converted /(ac|bd)/ into /(a[^c]?|b[^d]?|[^ab])/. The conversion from a DFA back to a regular expression is not trivial. It is easier if you can use the regular expression unchanged and change the semantics in code, like suggested before.
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Exploring Docker container's file system
... container or what files exist in there. One example is downloading images from the docker index - you don't have a clue what the image contains so it's impossible to start the application.
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How to capitalize the first letter of word in a string using Java?
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StringUtils.capitalize(str)
from apache commons-lang.
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