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Is there a built-in function to print all the current properties and values of an object?
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New one to me. Thx. The dot triggered my brain's module path parser. Never even considered the Latin "module".
– hobs
Mar 20 '12 at 6:52
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How does autowiring work in Spring?
...ected.' - what if there's multiple classes that implement Userservice? How does Spring know which implementation it should use?
– Shishigami
Aug 6 '13 at 8:08
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What does status=canceled for a resource mean in Chrome Developer Tools?
...ug. From memory, the only places where Chrome will cancel a request:
The DOM element that caused the request to be made got deleted (i.e. an IMG is being loaded, but before the load happened, you deleted the IMG node)
You did something that made loading the data unnecessary. (i.e. you started load...
Export specific rows from a PostgreSQL table as INSERT SQL script
...olumn-inserts will dump as insert commands with column names.
--data-only do not dump schema.
As commented below, creating a view in instead of a table will obviate the table creation whenever a new export is necessary.
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How to copy files from 'assets' folder to sdcard?
...lder. I need to copy all of them to a folder say /sdcard/folder. I want to do this from within a thread. How do I do it?
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How to show method parameter tooltip in C#?
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Ctrl+Shift+Space will do what you want.
You might want to check out a poster of key bindings.
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Android set height and width of Custom view programmatically
...n find an example on how to override onMeasure() by looking at the android docs and the LabelView sample in your SDK directory.
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How to prevent Node.js from exiting while waiting for a callback?
...s, I think the info in this answer is incorrect. Calling EventEmitter.on() does not add anything onto the event loop that Node will wait for (at least in the current version of Node). Seems only things like setting timeouts and making async calls from the core library can do this. You can test this ...
Xcode 4 - “Valid signing identity not found” error on provisioning profiles on a new Macintosh insta
...oper profile to a new machine. On your existing machine, launch Xcode and do this:
Open the Organizer (Shift-Command-2).
Select the Devices tab.
Choose Developer Profile in the upper-left corner under LIBRARY, which may be under the heading library or under a heading called TEAMS.
Choose Export n...
Check number of arguments passed to a Bash script
...parameters"
fi
Suggestions
When in Bash, prefer using [[ ]] instead as it doesn't do word splitting and pathname expansion to its variables that quoting may not be necessary unless it's part of an expression.
[[ $# -ne 1 ]]
It also has some other features like unquoted condition grouping, pattern ...