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Why when a constructor is annotated with @JsonCreator, its arguments must be annotated with @JsonPro
In Jackson, when you annotate a constructor with @JsonCreator , you must annotate its arguments with @JsonProperty . So this constructor
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Check if a file exists with wildcard in shell script [duplicate]
I'm trying to check if a file exists, but with a wildcard. Here is my example:
21 Answers
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How to run a shell script at startup
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In the file you put in /etc/init.d/ you have to set it executable with:
chmod +x /etc/init.d/start_my_app
Thanks to @meetamit, if this does not run you have to create a symlink to /etc/rc.d/
ln -s /etc/init.d/start_my_app /etc/rc.d/
Please note that...
Javascript when to use prototypes
I'd like to understand when it is appropriate to use prototype methods in js. Should they always be used? Or are there cases where using them is not preferred and/or incurs a performance penalty?
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NULL vs nullptr (Why was it replaced?) [duplicate]
...a pointer type. 0 (aka. C's NULL bridged over into C++) could cause ambiguity in overloaded function resolution, among other things:
f(int);
f(foo *);
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Spring vs EJB. Can Spring replace EJB? [closed]
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Spring was developed as an alternative to EJB right from its inception, so the answer is of course you can use Spring in place of EJBs.
If there's an "advantage" to using EJBs, I'd say that it would depend on the skills of your team. If you have no Spring expertise, and lots of E...
Bash: infinite sleep (infinite blocking)
I use startx to start X which will evaluate my .xinitrc . In my .xinitrc I start my window manager using /usr/bin/mywm . Now, if I kill my WM (in order to f.e. test some other WM), X will terminate too because the .xinitrc script reached EOF.
So I added this at the end of my .xinitrc :
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How to read file from relative path in Java project? java.io.File cannot find the path specified
I have a project with 2 packages:
13 Answers
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Python in Xcode 4+?
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I figured it out! The steps make it look like it will take more effort than it actually does.
These instructions are for creating a project from scratch. If you have existing Python scripts that you wish to include in this project, yo...
'App not Installed' Error on Android
...ator. Every now and again I have been creating a signed .apk and exporting it to my HTC Desire to test. It has all been fine.
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