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String concatenation: concat() vs “+” operator
... Code:
0: new #2; //class java/lang/StringBuilder
3: dup
4: invokespecial #3; //Method java/lang/StringBuilder."<init>":()V
7: aload_1
8: invokevirtual #4; //Method java/lang/StringBuilder.append:(Ljava/lang/String;)Ljava/lang/StringBuilder;
11: aload_2
...
How to use a variable to specify column name in ggplot
...
answered Mar 10 '14 at 19:20
David RobinsonDavid Robinson
68.3k1212 gold badges146146 silver badges171171 bronze badges
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How to make lists contain only distinct element in Python? [duplicate]
... Mark ByersMark Byers
683k155155 gold badges14681468 silver badges13881388 bronze badges
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How to add Web API to an existing ASP.NET MVC 4 Web Application project?
I wish to add an ASP.NET Web API to an ASP.NET MVC 4 Web Application project, developed in Visual Studio 2012. Which steps must I perform to add a functioning Web API to the project? I'm aware that I need a controller deriving from ApiController, but that's about all I know.
...
What is 'Currying'?
... example in JavaScript:
function add (a, b) {
return a + b;
}
add(3, 4); // returns 7
This is a function that takes two arguments, a and b, and returns their sum. We will now curry this function:
function add (a) {
return function (b) {
return a + b;
}
}
This is a function that ta...
The project cannot be built until the build path errors are resolved.
While compiling an android project in eclipse 3.4.2, I am getting The project cannot be built until the build path errors are resolved.
...
Jenkins Host key verification failed
... to a new host via SSH:
The authenticity of host 'bitbucket.org (207.223.240.181)' can't be established.
RSA key fingerprint is 97:8c:1b:f2:6f:14:6b:5c:3b:ec:aa:46:46:74:7c:40.
Are you sure you want to continue connecting (yes/no)?
Type yes and press Enter. The host key for bitbucket.org will no...
“inconsistent use of tabs and spaces in indentation”
...
Don't use tabs.
Set your editor to use 4 spaces for indentation.
Make a search and replace to replace all tabs with 4 spaces.
Make sure your editor is set to display tabs as 8 spaces.
Note: The reason for 8 spaces for tabs is so that you immediately notice when ...
Android ViewPager with bottom dots
...rent"
android:layout_height="wrap_content">
<android.support.v4.view.ViewPager
android:id="@+id/pager"
android:layout_width="match_parent"
android:layout_height="match_parent">
</android.support.v4.view.ViewPager>
<android.support.design.widget.Ta...
Xcode “The private key for is not installed on this mac - distributing”
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answered Jan 2 '14 at 23:19
Ben VisnessBen Visness
5,62211 gold badge1717 silver badges2828 bronze badges
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