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What code analysis tools do you use for your Java projects? [closed]
...e also Bamboo plugins for FindBugs, PMD, and CheckStyle but, as noted, the free Hudson CI server has those too.
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Good reasons NOT to use a relational database?
... the full power of SQL--it would be interesting to see how to build an SQL-free application.
21 Answers
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Mercurial — revert back to old version and continue from there
...ate. You'll still have the old (bad) revisions in your foo clone. (You are free to rename the clones however you want, e.g., foo to foo-bad and foo-38 to foo.)
Finally, you can also use hg revert --all --rev 38 and then commit. This will create a revision 46 which looks identical to revision 38. Yo...
What's the difference between a method and a function?
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Simple way to remember:
Function → Free (Free means not belong to an object or class)
Method → Member (A member of an object or class)
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Why did my Git repo enter a detached HEAD state?
...all see what you did. Or you could paste-bin it and ask nicely in #git on freenode IRC.
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App Inventor 2 中文网原创内容 · App Inventor 2 中文网
...《服务协议》 关注公众号，精彩不错过！ #free_v { border:none; position:fixed; top:40%; left:5px; width:200px; height:500px; display: none;}@media screen and (max-width: 700px) { #free_v { top:200%; }}
Is it good practice to use java.lang.String.intern()?
...s usually quite small; you may run into an OutOfMemoryError with plenty of free heap space.
(from Michael Borgwardt)
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Copy existing project with a new name in Android Studio
... answered Aug 20 '13 at 7:39
free3domfree3dom
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Check if Python Package is installed
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import sys
reqs = subprocess.check_output([sys.executable, '-m', 'pip', 'freeze'])
installed_packages = [r.decode().split('==')[0] for r in reqs.split()]
The result:
print(installed_packages)
[
"Django",
"six",
"requests",
]
Check if requests is installed:
if 'requests' in insta...
How to query as GROUP BY in django?
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Django does not support free group by queries. I learned it in the very bad way. ORM is not designed to support stuff like what you want to do, without using custom SQL. You are limited to:
RAW sql (i.e. MyModel.objects.raw())
cr.execute sentences...