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What are some (concrete) use-cases for metaclasses?
I have a friend who likes to use metaclasses, and regularly offers them as a solution.
19 Answers
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Set a path variable with spaces in the path in a Windows .cmd file or batch file
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Try something like this:
SET MY_PATH=C:\Folder with a space
"%MY_PATH%\MyProgram.exe" /switch1 /switch2
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Ignore parent padding
... div. This is because the padding is NOT included in the 100px width, this means that it's actually 120px wide, and your <hr> will be 20px from the end of your div. See this jsFiddle for what I mean: jsfiddle.net/YVrWy/1
– Alastair Pitts
Nov 28 '10 at 11:...
Guid is all 0's (zeros)?
I'm testing out some WCF services that send objects with Guids back and forth. In my web app test code, I'm doing the following:
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When to use “new” and when not to, in C++? [duplicate]
... coming from C#/Java background and instantiating objects is confusing for me.
4 Answers
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Linux - Replacing spaces in the file names
...les in a folder, and I want to replace every space character in all file names with underscores. How can I achieve this?
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How to specify table's height such that a vertical scroll bar appears?
...ght: 500px;
overflow-y: scroll;
}
EDIT:
Apparently <table> elements don't respect the overflow property. This appears to be because <table> elements are not rendered as display: block by default (they actually have their own display type). You can force the overflow property to wo...
How to trim white spaces of array values in php
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array_map and trim can do the job
$trimmed_array = array_map('trim', $fruit);
print_r($trimmed_array);
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What is difference between Errors and Exceptions? [duplicate]
...t a reasonable application might
want to catch."
Error along with RuntimeException & their subclasses are unchecked exceptions. All other Exception classes are checked exceptions.
Checked exceptions are generally those from which a program can recover & it might be a good idea to recove...
How to add a button dynamically in Android?
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Button myButton = new Button(this);
myButton.setText("Push Me");
LinearLayout ll = (LinearLayout)findViewById(R.id.buttonlayout);
LayoutParams lp = new LayoutParams(LayoutParams.MATCH_PARENT, LayoutParams.WRAP_CONTENT);
ll.addView(myButton, lp);
Have a look to this example
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