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Difference between freeze and seal
...ttribute, and their value attribute if writeable is true).
Can throw a TypeError when attempting to modify the value of the sealed object itself (most commonly in strict mode)
Object.freeze
Exactly what Object.seal does, plus:
It prevents modifying any existing properties
Neither one affects '...
How to disable GCC warnings for a few lines of code
...was sometime before June 2010.
Here's an example:
#pragma GCC diagnostic error "-Wuninitialized"
foo(a); /* error is given for this one */
#pragma GCC diagnostic push
#pragma GCC diagnostic ignored "-Wuninitialized"
foo(b); /* no diagnostic for this one */
#pragma GCC diagn...
ActionController::InvalidAuthenticityToken
Below is an error, caused by a form in my Rails application:
24 Answers
24
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Interop type cannot be embedded
...
Wouldn't it make more sense to do as the error says and "use the applicable interface"? I had this error (from a different class) and was able to instantiate an interface which had that class specified as its CoClass attribute, and it worked. As in Michael Gustus'...
Media Player called in state 0, error (-38,0)
...start() in the onPrepared method by using a listener.
You are getting this error because you are calling mediaPlayer.start() before it has reached the prepared state.
Here is how you can do it :
mp.setDataSource(url);
mp.setOnPreparedListener(this);
mp.prepareAsync();
public void onPrepared(Medi...
Sql query to insert datetime in SQL Server
... sp_executesql @sql
end try
begin catch
print 'Error in language ' + @Alias
print ERROR_MESSAGE()
end catch
end
select @LangID = min(langid)
from sys.syslanguages
where langid > @LangID
end
According to the String Literal Date and...
How to silence output in a Bash script?
...
myprogram > out.log 2>&1 # Older sh syntax
# Log output, hide errors.
myprogram > out.log 2> /dev/null
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Git commits are duplicated in the same branch after doing a rebase
...hort answer
You omitted the fact that you ran git push, got the following error, and then proceeded to run git pull:
To git@bitbucket.org:username/test1.git
! [rejected] dev -> dev (non-fast-forward)
error: failed to push some refs to 'git@bitbucket.org:username/test1.git'
hint: Updates...
Make sure only a single instance of a program is running
...cntl.LOCK_EX | fcntl.LOCK_NB)
already_running = False
except IOError:
already_running = True
return already_running
A lot like S.Lott's suggestion, but with the code.
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Reimport a module in python while interactive
...as well as the autoreload magic, and I see my code change reflected in the error message's stack, but the error itself still appears to be off the stale code (e.g., the line of the error is on the exact same line as before, which I have changed to a comment, and a comment clearly cannot be causing e...