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invalid target release: 1.7
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You need to set JAVA_HOME to your jdk7 home directory, for example on Microsoft Windows:
"C:\Program Files\Java\jdk1.7.0_40"
or on OS X:
/Library/Java/JavaVirtualMachines/jdk1.7.0_40.jdk/Contents/Home
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Find size of an array in Perl
...er this to be the standard way to get an array's size.
The second way actually returns the last index of the array, which is not (usually) the same as the array size.
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How do I automatically scroll to the bottom of a multiline text box?
...I am adding new lines of text to it. I would like the textbox to automatically scroll to the bottom-most entry (the newest one) whenever a new line is added. How do I accomplish this?
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How can I check file size in Python?
...locks by the block size, but I'm still searching how to get it programmatically and cross-platform (not via tune2fs etc.)
– Tomasz Gandor
Apr 22 '16 at 20:56
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Force line-buffering of stdout when piping to tee
Usually, stdout is line-buffered. In other words, as long as your printf argument ends with a newline, you can expect the line to be printed instantly. This does not appear to hold when using a pipe to redirect to tee .
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Why can't I have “public static const string S = ”stuff"; in my Class?
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@jjnguy: Why? readonly is actually more flexible than Java's final for variables - you can set it as many times as you like in the constructor, but not elsewhere. That can be very handy.
– Jon Skeet
Jan 2 '09 at 23:0...
Sort array of objects by single key with date value
...cts with several key value pairs, and I need to sort them based on 'updated_at':
19 Answers
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Android Center text on canvas
... at the center position: int xPos = (Width - textPaint.TextSize * Math.Abs(_text.Length / 2)) / 2; Not sure if there's a better way to accomplish this.
– paj7777
Apr 8 '13 at 9:06
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find: missing argument to -exec
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A -exec command must be terminated with a ; (so you usually need to type \; or ';' to avoid interpretion by the shell) or a +. The difference is that with ;, the command is called once per file, with +, it is called just as few times as possible (usually once, but there is a maxi...
How do I show/hide a UIBarButtonItem?
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Save your button in a strong outlet (let's call it myButton) and do this to add/remove it:
// Get the reference to the current toolbar buttons
NSMutableArray *toolbarButtons = [self.toolbarItems mutableCopy];
// This is how you remove the button from the toolbar and ...