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What is the difference between the bridge pattern and the strategy pattern?
...
Semantics. From wikipedia:
The UML class diagram for the Strategy
pattern is the same as the diagram for
the Bridge pattern. However, these two
design patterns aren't the same in
their intent. While the Strategy
pattern is...
Calling JMX MBean method from a shell script
Are there any libraries that would allow me to call a JMX MBean method from a shell script. We expose some operations/admin commands through JMX, and we could have our admins use JConsole, or VisualVM, but some tasks are better left to automation. In that automation we'd like to be able to call a JM...
How can I connect to Android with ADB over TCP? [closed]
...ing in Hyper-V , and so I cannot connect directly via USB in the guest or from the host.
37 Answers
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How to install PyQt4 on Windows using pip?
... just a pure python code package, which means it can be hard to install it from source.
Make sure you grab the correct Windows wheel file (python version, 32/64 bit), and then use pip to install it - e.g:
C:\path\where\wheel\is\> pip install PyQt4-4.11.4-cp35-none-win_amd64.whl
Should properl...
Java: Get month Integer from Date
How do I get the month as an integer from a Date object ( java.util.Date )?
7 Answers
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Remove folder and its contents from git/GitHub's history
...re here to copy-paste code:
This is an example which removes node_modules from history
git filter-branch --tree-filter "rm -rf node_modules" --prune-empty HEAD
git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
echo node_modules/ >> .gitignore
git add .giti...
Get name of current script in Python
...e__ is the same: it will be linkfile.py. If you want to find 'realfile.py' from 'linkfile.py', try os.path.realpath('linkfile.py').
– Chris Morgan
May 13 '13 at 3:49
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How to upgrade PostgreSQL from version 9.6 to version 10.1 without losing data?
...s10.1 -E utf8
run pg_upgrade (note: change bin version if you're upgrading from something other than below):
pg_upgrade -v \
-d /usr/local/var/postgres \
-D /usr/local/var/postgres10.1 \
-b /usr/local/Cellar/postgresql/9.6.5/bin/ \
-B /usr/local/Cellar/postgresql/10.1/bin/
-v to e...
How do I sort a dictionary by value?
I have a dictionary of values read from two fields in a database: a string field and a numeric field. The string field is unique, so that is the key of the dictionary.
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Stopping scripters from slamming your website
...This page may also appear if too many anonymous users are viewing our site from the same location. We encourage you to register or login to avoid this." (Adjust the wording appropriately.)
Besides, what are the odds that X people are loading the same page(s) at the same time from one IP? If they're...