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Java: Difference between the setPreferredSize() and setSize() methods in components
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Usage depends on whether the component's parent has a layout manager or not.
setSize() -- use when a parent layout manager does not exist;
setPreferredSize() (also its related setMinimumSize and setMaximumSize) -- use when a parent layout manager exists...
Join an Array in Objective-C
... arrayWithObjects:@"1", @"2", @"3", nil];
NSString *joinedString = [array1 componentsJoinedByString:@","];
componentsJoinedByString: will join the components in the array by the specified string and return a string representation of the array.
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What is the syntax for a default constructor for a generic class?
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What is for Python what 'explode' is for PHP?
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Xcode Find and replace in all project files
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warning: [options] bootstrap class path not set in conjunction with -source 1.5
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From a blog post:
To use javac from JDK N to cross-compiler to an older platform version, the correct practice is to:
Use the older -source setting.
Set the bootclasspath to compile against the rt.jar (or equivalent) for the older platform.
If the second st...
Get Image size WITHOUT loading image into memory
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As the comments allude, PIL does not load the image into memory when calling .open. Looking at the docs of PIL 1.1.7, the docstring for .open says:
def open(fp, mode="r"):
"Open an image file, without loading the raster data"
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How can I combine flexbox and vertical scroll in a full-height app?
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Thanks to https://stackoverflow.com/users/1652962/cimmanon that gave me the answer.
The solution is setting a height to the vertical scrollable element. For example:
#container article {
flex: 1 1 auto;
overflow-y: auto;
height: 0px;
}
The...
How can I make git show a list of the files that are being tracked?
Using command line git, how can I make git show a list of the files that are being tracked in the repository?
4 Answers
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