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When using Spring Security, what is the proper way to obtain current username (i.e. SecurityContext)
...u could inject that. In fact, I even opened a Jira issue to that effect.
One last thing - I've just substantially changed the answer I had here before. Check the history if you're curious but, as a coworker pointed out to me, my previous answer would not work in a multi-threaded environment. The...
What is the difference between integration testing and functional testing? [closed]
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Integration testing is when you test more than one component and how they function together. For instance how another system interacts with your system or the database interacts with your data abstraction layer. Usually this requires an fully installed system, although in...
How to copy yanked text to VI command prompt
...;ctl-w>
This eschews yanking to paste into the command line; instead, one pastes the word under one's cursor directly onto the command line. E.g.:
:%s/<ctl-r><ctl-w>/foo/g
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What is the size of column of int(11) in mysql in bytes?
...its of space with 2^(31) = 2147483648 max value and -2147483648min value. One bit is for sign.
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What is meant by Scala's path-dependent types?
..., giving a sort of type safety that is dependent on values and not types alone.
This might sound like dependent types, but it is more limited. For example, the type of occupied is dependent on the value of Board. Above, the last line doesn't work because the type of c2 is b2.Coordinate, while occup...
Force overwrite of local file with what's in origin repo?
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If you want to overwrite only one file:
git fetch
git checkout origin/master <filepath>
If you want to overwrite all changed files:
git fetch
git reset --hard origin/master
(This assumes that you're working on master locally and you want the c...
How to find the key of the largest value hash?
... the value is equal to the max of all values. This should return more than one key if there's a tie.
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Unable to resolve “unable to get local issuer certificate” using git on Windows with self-signed cer
...ngle git command, use the following command: git -c http.sslVerify=false clone https://domain.com/path/to/git
– Maxim Suslov
Jun 30 '16 at 9:47
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Getting “unixtime” in Java
...em.currentTimeMillis(). A divide by 1000 gets you to Unix epoch.
As mentioned in a comment, you typically want a primitive long (lower-case-l long) not a boxed object long (capital-L Long) for the unixTime variable's type.
long unixTime = System.currentTimeMillis() / 1000L;
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TypeError: 'NoneType' object is not iterable in Python
What does error TypeError: 'NoneType' object is not iterable mean?
7 Answers
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