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Cast a Double Variable to Decimal
...irst add numbers together and then convert to Decimal you may get rounding errors. You may want to convert the numbers to Decimal before adding them together, or make sure that the numbers aren't floating point numbers in the first place.
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Android Studio says “cannot resolve symbol” but project compiles
...ect).
wait for android studio to load everything.
It will give you some errors, ignore those.
Now go to your java file and android studio will suggest you import
import android.support.v4.app.FragmentActivity;
Import it, then go back to Open Module Settings and change the compile sdk ver...
In Java, when should I create a checked exception, and when should it be a runtime exception? [dupli
...pections for recoverable conditions and runtime exceptions for programming errors (Item 58 in 2nd edition).
So in this case, if you really want to use exceptions, it should be a checked one. (Unless the documentation of transferTo() made it very clear that the method must not be called without che...
Resource interpreted as Script but transferred with MIME type text/plain - for local file
.... Actually with MIME type plain/text for me the javascript code had thrown errors. I had some strings (in an array) containing letters found in UTF-8 encoding seen in east-europian languages like "ő". "Gergő" is nice comon Hungarian first name. The errors also has gone thanks god, since I could no...
Running karma after installation results in 'karma' is not recognized as an internal or external com
...mework issue. This solution will work even when you see the .net framework error: "MSBUILD : error MSB3428: Could not load the Visual C++ component "VCBuild.exe". To fix this, 1) install the .NET Framew ork 2.0 SDK, 2) install Microsoft Visual Studio 2005 or 3) add the location of the component to t...
Postfix发信的频率控制几个参数 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...采取不同的措施来防止恶意用户的拒绝服务攻击。
smtpd_error_sleep_time：当该错误计数器的值还很小时，postfix将暂停
smtpd_error_sleep_time指定的时间，然后向客户端报告一个错误。该参数的缺省值为5秒。
smtpd_soft_error_limit：当错误...
Why would a post-build step (xcopy) occasionally exit with code 2 in a TeamCity build?
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Even if you provide the /Y switch with xcopy, you'll still get an error when xcopy doesn't know if the thing you are copying is a file or a directory. This error will appear as "exited with code 2". When you run the same xcopy at a command prompt, you'll see that xcopy is asking for a respo...
How do I efficiently iterate over each entry in a Java Map?
... 0.308 is the best
Benchmark Mode Cnt Score Error Units
test3_UsingForEachAndJava8 avgt 10 0.308 ± 0.021 µs/op
test10_UsingEclipseMap avgt 10 0.309 ± 0.009 µs/op
test1_UsingWhileAndMapEntry avgt 10 0.380 ± 0.014 µs/op
te...
Brew update failed: untracked working tree files would be overwritten by merge
Trying to update Homebrew with brew update I got the following error
12 Answers
12
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Returning unique_ptr from functions
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So why do I still get the error "attempting to reference a deleted function" for my move-only type (removed copy constructor) when returning it exactly in the same way as this example?
– DrumM
May 6 '19 at 7:58
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