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Apache POI Excel - how to configure columns to be expanded?
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Warning about autoSizeColumn, this requires java Font be available. This is not part of the headless java jre used on servers and will throw a NullPointerException.
– Stephen Dillon
Oct 2 '17 at 20:28
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Is there something like Annotation Inheritance in java?
...ing them all the way. See Why is it not possible to extend annotations in Java?
However, types do inherit the annotations of their superclass if those annotations are @Inherited.
Also, unless you need those methods to interact, you could just stack the annotations on your class:
@Move
@Page
publ...
Inherit docstrings in Python class inheritance
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You're not the only one! There was a discussion on comp.lang.python about this a while ago, and a recipe was created. Check it out here.
"""
doc_inherit decorator
Usage:
class Foo(object):
def foo(self):
"Frobber"
pass
class Bar(Foo):
@doc_inherit
d...
How to set HttpResponse timeout for Android in Java
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In my example, two timeouts are set. The connection timeout throws java.net.SocketTimeoutException: Socket is not connected and the socket timeout java.net.SocketTimeoutException: The operation timed out.
HttpGet httpGet = new HttpGet(url);
HttpParams httpParameters = new BasicHttpParams();...
Android Fatal signal 11 (SIGSEGV) at 0x636f7d89 (code=1). How can it be tracked down?
...ading issue related to tracking those hashes, but it turned out it was the java.security.MessageDigest class! It's not thread safe!
I swapped it out with a UID I was stuffing in every packet based on the device UUID and a timestamp. No problems since.
I guess the lesson I can impart to those that ...
Print an integer in binary format in Java
... do it by writing an algorithm, Is there any built-in function for that in Java?
21 Answers
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What is the reason for a red exclamation mark next to my project in Eclipse?
... Package Explorer and Project Explorer views now show a
new decorator on Java projects and working sets that contain build
path errors:
The concrete errors can be seen in the Problems view, and if you open
the view menu and select Group By > Java Problem Type, they all show
up ...
Eclipse Optimize Imports to Include Static Imports
...so has the Favorite preference section:
Window > Preferences > Java > Editor > Content Assist > Favorites
In mine, I have the following entries (when adding, use "New Type" and omit the .*):
org.hamcrest.Matchers.*
org.hamcrest.CoreMatchers.*
org.junit.*
org.junit.Assert.*
o...
How to parse date string to Date? [duplicate]
...o reconsider if you wouldn't rather like to use HH instead of kk. Read the javadoc for details about valid patterns.
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How does internationalization work in JavaScript?
...y browsers is poor. Originally, this was due to phrases in the ECMAScript language spec that look like this:
Number.prototype.toLocaleString()
Produces a string value that represents the value of the Number formatted according to the
conventions of the host environment’s current locale. This fun...