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Android: integer from xml resource
...erence the integer value in the Java code like this:
It's a bit different from the getString(), you have to take a little detour.
ProgressDialog progressBar = new ProgressDialog(getContext());
int max = getContext().getResources().getInteger(R.integer.maximum);
progressBar.setMax(max);
...
Eclipse error: 'Failed to create the Java Virtual Machine'
...
in eclipse.ini, changing reducing -Xmx to 512m from 1024 fixed the issue for me. The system was having 1GB RAM.
– Dexter
Jul 17 '14 at 9:26
3
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Check whether a string is not null and not empty
... && fails, thus ensuring you will not get a null pointer exception from str.isEmpty() if str is null.
Beware, it's only available since Java SE 1.6. You have to check str.length() == 0 on previous versions.
To ignore whitespace as well:
if(str != null && !str.trim().isEmpty())
...
How do I remove all HTML tags from a string without knowing which tags are in it?
Is there any easy way to remove all HTML tags or ANYTHING HTML related from a string?
3 Answers
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Executing Batch File in C#
...ized as an internal or external command, program or batchfile" (Translated from dutch) Which is odd. Because when i run txtmanipulator from the commandline it executes perfectly.
– Wessel T.
Apr 1 '11 at 22:42
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Sorting multiple keys with Unix sort
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From the sort man page: "POS is F[.C][OPTS], where F is the field number and C the character position in the field; both are origin 1." See man page for full documentation.
– Adam Rosenfield
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Why does @foo.setter in Python not work for me?
...ly you need to use new-style classes instead (in python 2 you must inherit from object). Just declare your class as MyClass(object):
class testDec(object):
@property
def x(self):
print 'called getter'
return self._x
@x.setter
def x(self, value):
print 'ca...
Deleting Files using Git/GitHub
... which are still 'tracked' with:
git ls-files --deleted
To delete files from a branch, you can do something like this:
git ls-files --deleted -z | xargs -0 git rm
From man git-rm:
Remove files from the index, or from the working tree and the index. git-rm will not remove a file from just y...
Why should I use Hamcrest-Matcher and assertThat() instead of traditional assertXXX()-Methods
...easier to read, but once the assert fails, you'll get a good error message from assertThat, but only a very minimal amount of information from assertTrue.
assertThat will tell you what the assertion was and what you got instead. assertTrue will only tell you that you got false where you expected tr...
PHP function to build query string from array
I'm looking for the name of the PHP function to build a query string from an array of key value pairs. Please note, I am looking for the built in PHP function to do this, not a homebrew one (that's all a google search seems to return). There is one, I just can't remember its name or find it on php...