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Comparing two dictionaries and checking how many (key, value) pairs are equal
... will fail on values that aren't hashable.
– Tim Tisdall
Apr 10 '17 at 13:51
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show 3 more comments
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Disable all table constraints in Oracle
How can I disable all table constrains in Oracle with a single command?
This can be either for a single table, a list of tables, or for all tables.
...
Is it considered bad practice to perform HTTP POST without entity body?
...example below) doesn't have a parameter to accept a body.
the method "post_disable_db" just accepts a path parameter "db_name" and doesn't have a 2nd parameter which would imply a mandatory body.
@router.post('/{db_name}/disable',
status_code=HTTP_200_OK,
response_model=R...
How can we programmatically detect which iOS version is device running on? [duplicate]
...j/CJAMacros/blob/master/CJAMacros/CJAMacros.h
Like this:
#define SYSTEM_VERSION_EQUAL_TO(v) ([[[UIDevice currentDevice] systemVersion] compare:v options:NSNumericSearch] == NSOrderedSame)
#define SYSTEM_VERSION_GREATER_THAN(v) ([[[UIDevice currentDevice] systemVersi...
C++: what regex library should I use? [closed]
... slated to become part of the C++0x standard (it's already in TR1).
Personally, I find Boost.Xpressive much nicer to work with. It is a header-only library and it has some nice features such as static regexes (regexes compiled at compile time).
Update: If you're using a C++11 compliant compiler (g...
Find size of Git repository
...nt ideas of "complete size" you could use:
git bundle create tmp.bundle --all
du -sh tmp.bundle
Close (but not exact:)
git gc
du -sh .git/
With the latter, you would also be counting:
hooks
config (remotes, push branches, settings (whitespace, merge, aliases, user
details etc.)
stashes (see ...
is_null($x) vs $x === null in PHP [duplicate]
...someone strongly suggested that I use is_null() instead as it is specifically designed for the null-evaluation purpose. He also started talking about math or something.
...
Using the rJava package on Win7 64 bit with R
I'm trying to install rJava on a computer with Win 7 64 bit. When I run
12 Answers
1...
What is the Java string pool and how is “s” different from new String(“s”)? [duplicate]
...terned. The
distinct values are stored in a string
intern pool.
Basically, a string intern pool allows a runtime to save memory by preserving immutable strings in a pool so that areas of the application can reuse instances of common strings instead of creating multiple instances of it.
As an ...
How to export/import PuTTy sessions list?
...utty-sessions.reg" HKEY_CURRENT_USER\Software\SimonTatham\PuTTY\Sessions
All settings:
regedit /e "%USERPROFILE%\Desktop\putty.reg" HKEY_CURRENT_USER\Software\SimonTatham
Powershell:
Only sessions:
reg export HKCU\Software\SimonTatham\PuTTY\Sessions ([Environment]::GetFolderPath("Desktop") ...