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At runtime, find all classes in a Java application that extend a base class
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I use org.reflections:
Reflections reflections = new Reflections("com.mycompany");
Set<Class<? extends MyInterface>> classes = reflections.getSubTypesOf(MyInterface.class);
Another example:
public static void main(String[] args) throws IllegalAccessException, Instantiatio...
Delete last char of string
...f you are in OP's boat.
– aloisdg moving to codidact.com
Jun 6 '18 at 9:48
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How to check if a database exists in SQL Server?
... That may be from a Microsoft script but it's not Microsoft recommended practice. They encourage using the INFORMATION_SCHEMA views rather than directly accessing the system tables.
– mwigdahl
Mar 24 '09 at 20:09
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How does @synchronized lock/unlock in Objective-C?
...orrect to think of them as two separate interfaces implemented on top of a common (more primitive) entity.
In particular with a NSLock you have an explicit lock whereas with @synchronized you have an implicit lock associated with the object you are using to synchronize. The benefit of the language ...
How to view AndroidManifest.xml from APK file?
...ctory
Now copy the APK file also in that directory and run the following command in your command prompt:
apktool d HelloWorld.apk ./HelloWorld
This will create a directory "HelloWorld" in your current directory. Inside it you can find the AndroidManifest.xml file in decrypted format, and you ca...
Rails find_or_create_by more than one attribute?
...e factored out of rails just the attribute specific ones.
https://github.com/rails/rails/blob/4-2-stable/guides/source/active_record_querying.md
Example
GroupMember.find_or_create_by_member_id_and_group_id(4, 7)
became
GroupMember.find_or_create_by(member_id: 4, group_id: 7)
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How to get past the login page with Wget?
...ata 'user=foo&password=bar' \
--delete-after \
http://server.com/auth.php
# Now grab the page or pages we care about.
wget --load-cookies cookies.txt \
http://server.com/interesting/article.php
Make sure the --post-data parameter is properly percent-encoded (especially ampersan...
jQuery find element by data attribute value
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@MrUpsidown Welcome Happy to help :)
– Tushar Gupta - curioustushar
Feb 13 '14 at 14:45
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How do I “decompile” Java class files? [closed]
What program can I use to decompile a class file? Will I actually get Java code, or is it just JVM assembly code?
19 Answer...