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How do I get both STDOUT and STDERR to go to the terminal and a log file?
...cript which will be run interactively by non-technical users. The script writes status updates to STDOUT so that the user can be sure that the script is running OK.
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How to add directory to classpath in an application run profile in IntelliJ IDEA?
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In Intellij 13, it looks it's slightly different again. Here are the instructions for Intellij 13:
click on the Project view or unhide it by clicking on the "1: Project" button on the left border of the window or by pressing Alt + 1
find y...
How to Copy Text to Clip Board in Android?
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edited Aug 8 '18 at 1:39
Pang
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The imported project “C:\Microsoft.CSharp.targets” was not found
... Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
and change it to
<Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
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Maximum number of characters using keystrokes A, Ctrl+A, Ctrl+C and Ctrl+V
This is an interview question from google. I am not able to solve it by myself. Can somebody shed some light?
14 Answers
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What does the ??!??! operator do in C?
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??! is a trigraph that translates to |. So it says:
!ErrorHasOccured() || HandleError();
which, due to short circuiting, is equivalent to:
if (ErrorHasOccured())
HandleError();
Guru of the Week (deals with C++ but relevant here), where I picked this up.
Pos...
Polymorphism: Why use “List list = new ArrayList” instead of “ArrayList list = new ArrayList”? [dupl
...uple your code from a specific implementation of the interface. When you write your code like this:
List list = new ArrayList();
the rest of your code only knows that data is of type List, which is preferable because it allows you to switch between different implementations of the List interfac...
Import Maven dependencies in IntelliJ IDEA
...estion about IntelliJ IDEA 11. I just imported a project from subversion - its a maven project. But I have a problem in maven library dependencies so that I can't include all maven dependencies automatically - IDEA shows dependency errors only when I open that class/ Thats what I get here:
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Map vs Object in JavaScript
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According to mozilla:
A Map object can iterate its elements in insertion order - a for..of loop will return an array of [key, value] for each iteration.
and
Objects are similar to Maps in that both let you set keys to values,
retrieve those values, delete ...
How do I get the object if it exists, or None if it does not exist?
When I ask the model manager to get an object, it raises DoesNotExist when there is no matching object.
18 Answers
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