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Why is there an injected class name?
... refer to the current instantiation. See DR 176 for a change between C++98 and C++03 that clarified that.
The idea of the injected class name was present in C++98, but the terminology was new for C++03.
C++98 says:
A class-name is inserted into the scope in which it is declared immediately aft...
Eclipse ctrl+right does nothing
...vigate text on other editors using Ctrl + Right to move to the next word and Ctrl + Shift + Right to select the next word. But on eclipse nothing happens, the cursor stays in the same place.
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Detect if homebrew package is installed
...rew packages are installed in the system. Is there a way to use a brew command to achieve that?
4 Answers
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How to get the last character of a string in a shell?
...y you need to quote your variables:
echo "${str:$i:1}"
Otherwise, bash expands the variable and in this case does globbing before printing out. It is also better to quote the parameter to the script (in case you have a matching filename):
sh lash_ch.sh 'abcde*'
Also see the order of expansions in ...
Calculating how many minutes there are between two times
I have a datagridview in my application which holds start and finish times. I want to calculate the number of minutes between these two times. So far I have got:
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Java - JPA - @Version annotation
...//...
}
On update, the field annotated with @Version will be incremented and added to the WHERE clause, something like this:
UPDATE MYENTITY SET ..., VERSION = VERSION + 1 WHERE ((ID = ?) AND (VERSION = ?))
If the WHERE clause fails to match a record (because the same entity has already been up...
Setting EditText imeOptions to actionNext has no effect
...of the views is a LinearLayout ( v1 ) with two children: an EditText( v2 ) and another LinearLayout( v3 ). The child LinearLayout in turn has an EditText( v4 ) and an ImageView( v5 ).
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Tuning nginx worker_process to obtain 100k hits per min
...vailable
}
worker_rlimit_nofile 20000; # Each connection needs a filehandle (or 2 if you are proxying)
# Total amount of users you can serve = worker_processes * worker_connections
more info: Optimizing nginx for high traffic loads
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Unit testing that events are raised in C# (in order)
I have some code that raises PropertyChanged events and I would like to be able to unit test that the events are being raised correctly.
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Get item in the list in Scala?
...List in java. I guess immutable would be fine too.
– Andriy Drozdyuk
Feb 13 '11 at 1:00
1
ArrayBu...