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printf with std::string?

...f what it expects definitely won't give you the results you want. It's actually undefined behaviour, so anything at all could happen. The easiest way to fix this, since you're using C++, is printing it normally with std::cout, since std::string supports that through operator overloading: std::cout...
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Bat file to run a .exe at the command prompt

... Just stick in a file and call it "ServiceModelSamples.bat" or something. You could add "@echo off" as line one, so the command doesn't get printed to the screen: @echo off svcutil.exe /language:cs /out:generatedProxy.cs /config:app.config http://localhost:8...
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编译失败! Error: Your build failed due to an error in the AAPT stage,...

...tivity> attribute name has invalid character [java] /tmp/1685410160630_0.39828964915976717-0/youngandroidproject/../build/AndroidManifest.xml:5: Tag <activity> attribute name has invalid character '�'.      [java] May 30, 2023 9:29:27 AM com.google.appinventor.build...
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What is the difference between an interface and abstract class?

...'t do anything. It's just a pattern. For example (pseudo code): // I say all motor vehicles should look like this: interface MotorVehicle { void run(); int getFuel(); } // My team mate complies and writes vehicle looking that way class Car implements MotorVehicle { int fuel; vo...
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The type or namespace name 'Objects' does not exist in the namespace 'System.Data'

... Server to create an n-tier app. I am creating some base classes common to all my DAL components. In this base class, i want to handle the connection state of the ObjectContext base class inherited by entities object. ...
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What is NSLayoutConstraint “UIView-Encapsulated-Layout-Height” and how should I go about forcing it

...eels like an Apple bug, I think it's probably the right thing to do. Especially in light of the fact that Apple recalculate this constraint and everything does lay out correctly after the error prints. – Rog Mar 18 '15 at 12:15 ...
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Alternative to itoa() for converting integer to string C++? [duplicate]

... I suppose you mean: cppreference.com/cppsstream/all.html – Wodin Dec 15 '10 at 9:07 strings...
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WARN Could not determine content-length of response body. Set content-length of the response or set

I just upgraded to rails 3.2.2, and now on rails s, page load, I get all these errors in the log: 3 Answers ...
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How to return a value from __init__ in Python?

I have a class with an __init__ function. 10 Answers 10 ...
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What is __future__ in Python used for and how/when to use it, and how it works

__future__ frequently appears in Python modules. I do not understand what __future__ is for and how/when to use it even after reading the Python's __future__ doc . ...