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String concatenation: concat() vs “+” operator
Assuming String a and b:
11 Answers
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Mockito How to mock only the call of a method of the superclass
...wever you are not allowed to change the code, but you must test it anyway, and in this awkward way, there is still hope. With some AOP tools (for example AspectJ) you can weave code into the super class method and avoid its execution entirely (yuck). This doesn't work if you're using proxies, you ha...
What does “1 line adds whitespace errors” mean when applying a patch?
I'm editing some markdown files of a cloned remote repository, and wanted to test creating and applying patches from one branch to another. However, every time I make any change at all, I get the following message during git apply :
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python max function using 'key' and lambda expression
I come from OOP background and trying to learn python.
I am using the max function which uses a lambda expression to return the instance of type Player having maximum totalScore among the list players .
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Is there an interpreter for C? [closed]
...an interpreter for C. That is, in a Linux terminal I can type in "python" and then code in that interpreter. (I'm not sure interpreter the right word). This is really helpful for testing different things out and I'm curious if something similar exists for C. Though I doubt it. The only thing I ...
Sublime Text 2: Trim trailing white space on demand
...lower
I use TrailingSpaces plugin for this.
Highlight trailing spaces and delete them in a flash.
ST2 provides a way to automatically delete trailing spaces upon file
save. Depending on your settings, it may be more handy to just
highlight them and/or delete them by hand. This plugin p...
Can't compile project when I'm using Lombok under IntelliJ IDEA
...r enabling, run Build -> Rebuild Project to have annotations recognized and eliminate errors.
For IDEA 2019.2.1, depending on how the project is configured, installing the Project Lombok plugin may not be sufficient. Here is another way to use Project Lombok with IntelliJ IDEA:
Visit https:/...
How can you disable Git integration in Visual Studio 2013 permanently?
...is setting doesn't seem to persist across sessions; i.e., as soon as close and reopen the solution, Git integration is enabled again. I'm guessing Visual Studio is seeing the .git folder in my solution file system tree.
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How to trigger event in JavaScript?
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You can use fireEvent on IE 8 or lower, and W3C's dispatchEvent on most other browsers. To create the event you want to fire, you can use either createEvent or createEventObject depending on the browser.
Here is a self-explanatory piece of code (from prototype) th...
how to check the dtype of a column in python pandas
I need to use different functions to treat numeric columns and string columns. What I am doing now is really dumb:
6 Answer...