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Are there inline functions in java?
... can exit if the code has expired. If I reference the EXPIRED_ON variable from another class, the constant is inline to the byte code, making it very hard to track down all places in the code that checks the expiry date. However, if the other classes invoke the isExpired() method, the actual metho...
Use dynamic variable names in JavaScript
... scenario, the variables a and b would get stored in the Activation Object from foobar, which we cannot access (of course we could access those directly by calling a and b).
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How to toggle a value in Python
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Solution using subtraction
If the values are numerical, then subtraction from the total is a simple and fast way to toggle values:
>>> A = 5
>>> B = 3
>>> total = A + B
>>> x = A
>>> x = total - x # toggle
>>> x
3
>>> x = total - x...
In what order do static/instance initializer blocks in Java run?
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Good one . Straight from the creators
– human.js
Jun 20 '12 at 4:26
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How to reorder data.table columns (without copying)
... c b a
# [1,] 0.2880365 3 1
# [2,] 0.7785115 2 2
# [3,] 0.3297416 1 3
From ?setcolorder:
In data.table parlance, all set* functions change their input by reference. That is, no copy is made at all, other than temporary working memory, which is as large as one column.
so should be pretty e...
Change the current directory from a Bash script
Is it possible to change current directory from a script?
15 Answers
15
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Should I avoid the use of set(Preferred|Maximum|Minimum)Size methods in Java Swing?
...Pane);
frmtest.pack();
// User's preference should be read from java.util.prefs.Preferences
frmtest.setSize(400, 300);
frmtest.setLocationRelativeTo(null);
frmtest.setVisible(true);
list.get(0).requestFocusInWindow();
}
private static class Fo...
Capture iframe load complete event
Is there a way to capture when the contents of an iframe have fully loaded from the parent page?
6 Answers
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What's the difference between an object initializer and a constructor?
... of the object initializer may be beneficial, since it prevents the object from being in a not-fully initialized state (see this answer for more details) - it's either null or initialized like you intended.
Also, object initializers are simpler to read (especially when you set multiple values), so ...
Add new row to dataframe, at specific row-index, not appended?
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