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Unable to understand useCapture parameter in addEventListener
...evel-3-Events-20031107/events.html#Events-phases
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Phases
The event is dispatched following a path from the root of the tree to this target node. It can then be handled locally at the target node level or from any target's ancestors higher in the tree. The ev...
getActivity() returns null in Fragment function
...s. The onAttach call is where the Fragment is attached to its activity and from this point getActivity() will return non-null (nb there is also an onDetach() call).
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How can I cast int to enum?
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From an int:
YourEnum foo = (YourEnum)yourInt;
From a string:
YourEnum foo = (YourEnum) Enum.Parse(typeof(YourEnum), yourString);
// The foo.ToString().Contains(",") check is necessary for enumerations marked with an [Flags...
How can you find and replace text in a file using the Windows command-line environment?
..., I would replace your shell. PowerShell gives you the full power of .Net from the command line. There are many commandlets built in as well. The example below will solve your question. I'm using the full names of the commands, there are shorter aliases, but this gives you something to Google fo...
What are “Groovy” and “Grails” and what kinds of applications are built using them?
... @Pascal Thivent - I might end up rewriting someone else's program from scratch, and if it weren't for your point about not recommending using Grails with an existing data model, Grails would be the clear winner for the framework to use. I haven't seen the program's DB architecture yet, but ...
Storing Python dictionaries
...o write to a file:
import json
myfile.write(json.dumps(mydict))
To read from a file:
import json
mydict = json.loads(myfile.read())
myfile is the file object for the file that you stored the dict in.
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About .bash_profile, .bashrc, and where should alias be written in? [duplicate]
...aving the commands source ~/.profile and source ~/.bashrc will not source from the newly logged in user's home folder but the home folder of the user you signed into your computer with. Maybe there is another solution than using ~/
– John
Aug 27 at 22:07
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Java FileReader encoding issue
...ader(new FileInputStream(filePath), encoding) and ideally get the encoding from metadata about the file.
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What is the purpose of “&&” in a shell command?
...the || which is an OR_IF with similar semantics.
Grammar symbols, quoted from the documentation:
%token AND_IF OR_IF DSEMI
/* '&&' '||' ';;' */
And the Grammar (also quoted from the documentation), which shows that any number of AND_IFs (&&) and/or OR_I...
What are the differences between .gitignore and .gitkeep?
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From your link: Since the git ignore file is already in the repo it is not necessary to not-ignore it - it is already tracked. ------ If it is not, and you do not do a forceful add, you might forget about it. In trivial cases...