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How to determine if object is in array [duplicate]
... }
}
return false;
}
In this case, containsObject(car4, carBrands) is true. Remove the carBrands.push(car4); call and it will return false instead. If you later expand to using objects to store these other car objects instead of using arrays, you could use something like this instead...
Python strftime - date without leading 0?
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Actually I had the same problem and I realized that, if you add a hyphen between the % and the letter, you can remove the leading zero.
For example %Y/%-m/%-d.
This only works on Unix (Linux, OS X), not Windows (including Cygwin). On Windows, you would u...
Efficiency of Java “Double Brace Initialization”?
...e all classes which were generated when I was making a simple application, and used copious amounts of anonymous inner classes -- each class will be compiled into a separate class file.
The "double brace initialization", as already mentioned, is an anonymous inner class with an instance initializat...
Internet Explorer's CSS rules limits
...n regarding Internet Explorer's silly CSS limits. I am (think I am) understanding that you can only have 31 <style> and <link> tags (combined), and that each sheet can have up to 31 @import -s (so 31 <link> -s, each to 31 @import -s is fine, albeit insane).
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windbg 备忘 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...| 1 s
sx, sxd, sxe, sxi, sxn, sxr, sx- (Set Exceptions)
The sx* commands control the action that the debugger takes when an exception occurs in the application that is being debugged, or when certain events occur.
--引http://www.vcfans.com/2010/04/windbg-study-notes-order.html
Win...
Do sealed classes really offer performance Benefits?
...ther.
There are complex rules regarding calling type, virtual/nonvirtual, and I don't know them all so I can't really outline them for you, but if you google for sealed classes and virtual methods you might find some articles on the topic.
Note that any kind of performance benefit you would obtain...
How to exit from Python without traceback?
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You are presumably encountering an exception and the program is exiting because of this (with a traceback). The first thing to do therefore is to catch that exception, before exiting cleanly (maybe with a message, example given).
Try something like this in your main r...
How can I convert a stack trace to a string?
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Fyi, the package has changed and the class is now at: org.apache.commons.lang3.exception.ExceptionUtils.
– schmmd
Nov 13 '13 at 23:18
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How to import classes defined in __init__.py
...py
|-- helper.py
`-- settings.py
2 directories, 6 files
The command:
$ python import_submodule.py
Output:
settings
helper
Helper in lib.settings
someobject
Helper in lib.foo.someobject
# ./import_submodule.py
import fnmatch, os
from lib.settings import Values
from lib import Helper
...
Location Manager Error : (KCLErrorDomain error 0)
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I still had to "Reset Content and Settings" to get the delegate to call didUpdate instead of didFail after setting a default location in the scheme editor. Then it worked fine.
– owenfi
Sep 9 '15 at 21:26
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