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String, StringBuffer, and StringBuilder
...ing ones, Now one thing I would like to ask, as stated by @Peter should we start using StringBuffer instead on String in all cases or there are some specific cases?
– JavaDragon
Jun 17 '16 at 7:57
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Cluster analysis in R: determine the optimal number of clusters
...endrogram to visualize the results of my cluster analysis, then you should start with these:
http://www.statmethods.net/advstats/cluster.html
http://www.r-tutor.com/gpu-computing/clustering/hierarchical-cluster-analysis
http://gastonsanchez.wordpress.com/2012/10/03/7-ways-to-plot-dendrograms-in-r/ A...
Performance difference for control structures 'for' and 'foreach' in C#
... < 10000000; i++)
{
intList.Add(i);
}
DateTime timeStarted = DateTime.Now;
for (int i = 0; i < intList.Count; i++)
{
int foo = intList[i] * 2;
if (foo % 2 == 0)
{
}
}
TimeSpan finished = DateTime.Now - timeStarted;
Cons...
How to use Boost in Visual Studio 2010
...7.0 as of writing) into a directory of your choice (e.g. C:\boost_1_47_0).
Start the Visual Studio Command Prompt for the platform of your choice and navigate to where boost is.
Run: bootstrap.bat to build b2.exe (previously named bjam).
Run b2:
Win32: b2 --toolset=msvc-10.0 --build-type=complete...
How to change color in circular progress bar?
... android:type="sweep"
android:useLevel="false"
android:startColor="#447a29"
android:endColor="#00ffffff"
android:angle="0"/>
</shape>
</rotate>
Set startColor and endColor as per your choice .
Now set that progress.xml in ProgressBar's ba...
AngularJS-Twig conflict with double curly braces
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You can change the start and end interpolation tags using interpolateProvider service. One convenient place for this is at the module initialization time.
angular.module('myApp', []).config(function($interpolateProvider){
$interpolateProvi...
CMake output/build directory
...
I started using cmake with builds in the src directory... this technique failed initially. Once I deleted all the cmake build files/caches in the src directory this technique worked. Thanks!
– Avi Tevet
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How to use pip with Python 3.x alongside Python 2.x
I installed Python 3.x (besides Python 2.x on Ubuntu) and slowly started to pair modules I use in Python 2.x.
10 Answers
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Format timedelta to string
... the timedelta to a string with str(). Here's an example:
import datetime
start = datetime.datetime(2009,2,10,14,00)
end = datetime.datetime(2009,2,10,16,00)
delta = end-start
print(str(delta))
# prints 2:00:00
share
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Combine the first two commits of a Git repository?
...
You tried:
git rebase -i A
It is possible to start like that if you continue with edit rather than squash:
edit e97a17b B
pick asd314f C
then run
git reset --soft HEAD^
git commit --amend
git rebase --continue
Done.
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