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Can I squash commits in Mercurial?
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See the comments. Histedit is now built-in, you just need to enable it (because no default commands will modify history)
– Ry4an Brase
Sep 28 '15 at 15:12
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Min/Max of dates in an array?
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IE <9 can die, and indeed, it now accounts for only 9.3% of global browser use as of April 2013.
– wprl
May 23 '13 at 15:58
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Can javax.persistence.Query.getResultList() return null?
...t it right?
No matter what, I would code defensively and check for null.
Now the big question: should we treat "null" and an empty List as synonymous? This is where the specs should help us, and don't.
My guess is that a null return (if indeed it could happen) would be equivalent to "I didn't un...
How can I ensure that a division of integers is always rounded up?
...integer that is greater than the quotient, that is, it always rounds up.
Now we have a specification, so we know we can come up with a testable design. Suppose we add an additional design criterion that the problem be solved solely with integer arithmetic, rather than computing the quotient as a ...
Vagrant ssh authentication failure
...config
Host default
HostName 127.0.0.1
User vagrant
Port 2222
UserKnownHostsFile /dev/null
StrictHostKeyChecking no
PasswordAuthentication no
IdentityFile C:/Users/konst/.vagrant.d/insecure_private_key
IdentitiesOnly yes
LogLevel FATAL
http://docs.vagrantup.com/v2/cli/ssh_config....
Would you, at present date, use JBoss or Glassfish (or another) as Java EE server for a new project?
... licensing fees, solid reputation and support, etc. That is where I start nowadays.
Most applications/systems choose lots of fancy J2EE features when all they really need is servlets and JDBC with some decent architecture/design. Question why you think you need more.
Of the full-blown containers...
Calculating frames per second in a game
...ading. "current_frame" would be more descriptive. It is also important to know that the variable "time" in the example must be global (i.e. keep it's value across all frames) and ideally a floating point number. It contains the average/aggregate value and get's updated on each frame. The higher the ...
Visual Studio support for new C / C++ standards?
...e this one:
https://devblogs.microsoft.com/cppblog/iso-c-standard-update/
Now, the Visual C++ compiler team receives the occasionally question as to why we haven’t implemented C99. It’s really based on interest from our users. Where we’ve received many requests for certain C99 features, we...
No internet on Android emulator - why and how to fix? [closed]
...ator command line solved the issue for me. Android had no internet before, now it has. Running on Win10. I'm puzzled why that command line argument was necessary though?
– mipnw
Apr 1 '18 at 3:18
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Why does calling a method in my derived class call the base class method?
... of its methods. The following image should visualize this pretty well:
Now there are different ways, a method can be defined. Each behaves different when it is used with inheritance. The standard way always works like the image above illustrates. If you want to change this behavior, you can atta...