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How do I write a correct micro-benchmark in Java?
...aries that help us to write micro benchmarks
Caliper from Google
Getting started tutorials
http://codingjunkie.net/micro-benchmarking-with-caliper/
http://vertexlabs.co.uk/blog/caliper
JMH from OpenJDK
Getting started tutorials
Avoiding Benchmarking Pitfalls on the JVM
http://nitschinger.at...
What exactly does git's “rebase --preserve-merges” do (and why?)
...serve-merges does, and then there will be some examples. One can of course start with the examples, if that seems more useful.
The Algorithm in "Brief"
If you want to really get into the weeds, download the git source and explore the file git-rebase--interactive.sh. (Rebase is not part of Git's C ...
What is the difference between a reference type and value type in c#?
...a grain of salt.
Imagine computer memory is a bunch of PO boxes in a row (starting w/ PO Box 0001 to PO Box n) that can hold something inside it. If PO boxes doesn't do it for you, try a hashtable or dictionary or an array or something similar.
Thus, when you do something like:
var a = "Hello";...
What is the email subject length limit?
...
See RFC 2822, section 2.1.1 to start.
There are two limits that this
standard places on the number of
characters in a line. Each line of
characters MUST be no more than 998
characters, and SHOULD be no more than
78 characters, excluding the C...
SQL - The conversion of a varchar data type to a datetime data type resulted in an out-of-range valu
... example:
September 31, 2015 does not exist.
EXEC dbo.SearchByDateRange @Start = '20150901' , @End = '20150931'
So this fails with the message:
Error converting data type varchar to datetime.
To fix it, input a valid date:
EXEC dbo.SearchByDateRange @Start = '20150901' , @End = '20150930'
...
How does the static modifier affect this code?
...now the values are:
A obj=null
num1=0
num2=0
The second phase, execution, starts from top to bottom. In Java, the execution starts from the first static members.
Here your first static variable is static A obj = new A();, so first it will create the object of that variable and call the constructor...
Android Studio vs Eclipse + ADT Plugin? [closed]
...
I'm not happy with Eclipse and am starting a new project. I think I'll give Android Studio a whirl.
– Geeks On Hugs
Jan 18 '14 at 16:53
...
Cmake vs make sample codes?
...le (by using COMPILE_FLAGS
and similar properties). Of course CMake really starts to shine when third party
libraries (like OpenGL) are included in a portable manner.
The build process has one step if you use a Makefile, namely typing make at the command line. For CMake, there are two steps: First...
How to change progress bar's progress color in Android
...s android:radius="5dip" />
<gradient
android:startColor="#ff9d9e9d"
android:centerColor="#ff5a5d5a"
android:centerY="0.75"
android:endColor="#ff747674"
android:angle="270"
/>
</shape>
&...
Useful example of a shutdown hook in Java?
...he docs:
When the virtual machine begins its shutdown sequence it will start all registered shutdown hooks in some unspecified order and let them run concurrently. When all the hooks have finished it will then run all uninvoked finalizers if finalization-on-exit has been enabled. Finally, the vi...