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Why does String.valueOf(null) throw a NullPointerException?
...erent things)
Using good IDE, you can check which overload is selected at compile time
With Eclipse, you can mouse-hover on the above expression and see that indeed, the valueOf(char[]) overload is selected!
Sometimes you want to explicitly cast null (examples to follow)
See also
Polymorphis...
enum - getting value of enum on string conversion
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When I compare it with a integer value, it returns as object. Ex: if D.x == 10: .... What approach should I take for integers?
– alper
Apr 24 at 18:49
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Sublime text 2 - find and replace globally ( all files and in all directories )
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For this where field to come up by default with search and replace (ctrl+H) I added this to my user keybindings: { "keys": ["ctrl+h"], "command": "show_panel", "args": {"panel": "find_in_files"} }
– reflexiv
J...
Socket.io rooms difference between broadcast.to and sockets.in
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How to add semicolon after method call when inside parameter list in IntelliJ IDEA?
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For Windows or Linux users, Ctrl+Shift+Enter.
For macOS/OS X users, ⌘ Command+⇧ Shift+Enter.
That finishes the statement you're currently writing. Try it in a few different situations, like in if statements, for loops etc, and you'll see that it'll complete the line and open some curly brace...
Thread Safety in Python's dictionary
...operations, but it can sometimes be hard to see where a statement really becomes multiple operations.
Your code should be safe. Keep in mind: a lock here will add almost no overhead, and will give you peace of mind.
http://effbot.org/pyfaq/what-kinds-of-global-value-mutation-are-thread-safe.htm ...
How do I use an INSERT statement's OUTPUT clause to get the identity value?
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Sublime Text 2 and 3: open the same file multiple times
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If you want an equivalent keyboard shortcut, use the Command Palette: Ctrl+Shift+P, type "file view", hit Enter
– Eric
Apr 20 '18 at 12:16
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Is there a way to stop Google Analytics counting development work as hits?
... object just set an explicit cookie domain. Reference: developers.google.com/analytics/devguides/collection/…
– Darren
Apr 30 '14 at 16:56
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