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What are the differences between the different saving methods in Hibernate?
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there are many errors here... e.g. 1) ´save()´ doesn't return an "attached object", it returns the ´id´; 2) ´persist()´ isn't guaranteed to set the ´id´, neither it "persists object to DB"; ...
– Eugen Labun
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Integrate ZXing in Android Studio
... When trying run my app using ContinuousCapture in Fragment: Error:Execution failed for task ':app:transformClassesWithDexForDebug'. > com.android.build.transform.api.TransformException: com.android.ide.common.process.ProcessException: org.gradle.process.internal.ExecException: Proc...
How to play a sound in C#, .NET
...s this one)
Beep (default system sound)
Critical stop ("Hand") - play with error (system message box window plays this one)
Methods of class System.Media.SystemSounds will play them for you.
Implement any other sounds as customizable by your users in Sound control panel
This way users can ...
How to set the font size in Emacs?
... Many advanced emacs users prefer to not use the customize system, as it's error prone and intermingles all customizations. It's better to break your customization up into individual .el files and load them from init.el, and add your mode customizations as elisp code within each one. See huaiyuan's ...
Where does Console.WriteLine go in ASP.NET?
...t if a process doesn't have an associated console, Console.Out and Console.Error are backed by Stream.Null (wrapped inside a TextWriter), which is a dummy implementation of Stream that basically ignores all input, and gives no output.
So it is conceptually equivalent to /dev/null, but the implement...
Can two Java methods have same name with different return types? [duplicate]
.... But you will got problems in Eclipse. When you call method, you will got error, so you must use bytecode. ;) A lot of obfuscator using this. Class name can be "if", " do", "for", if you know bytecode.
– barwnikk
Aug 31 '15 at 11:42
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How can I display a JavaScript object?
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Use a custom JSON.stringify replacer if you
encounter this Javascript error
"Uncaught TypeError: Converting circular structure to JSON"
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How do you get assembler output from C/C++ source in gcc?
...mand line is from Christian Garbin's blog
g++ -g -O -Wa,-aslh horton_ex2_05.cpp >list.txt
I ran G++ from a DOS window on Win-XP, against a routine that contains an implicit cast
c:\gpp_code>g++ -g -O -Wa,-aslh horton_ex2_05.cpp >list.txt
horton_ex2_05.cpp: In function `int main()':
hor...
What's the difference between hard and soft floating point numbers?
...patible.
hard - the ABI uses float or VFP registers.
The linker (loader) error is because you have a shared library that will pass floating point values in integer registers. You can still compile your code with a -mfpu=vfp, etc but you should use -mfloat-abi=softfp so that if the libc needs a fl...
List comprehension in Ruby
...ms
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Finished in 66.683039 seconds.
15 tests, 0 assertions, 0 failures, 0 errors
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