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How to create war files
...deploydir} points to your Tomcat context deployment directory, that should do it. No?
– David Citron
Jun 18 '09 at 22:27
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How to delete a row by reference in data.table?
... over-allocates the vector of column pointers, as you know. The plan is to do something similar for rows and allow fast insert and delete. A row delete would use memmove in C to budge up the items (in each and every column) after the deleted rows. Deleting a row in the middle of the table would stil...
A fast method to round a double to a 32-bit int explained
...reading Lua's source code, I noticed that Lua uses a macro to round a double to a 32-bit int . I extracted the macro , and it looks like this:
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System.currentTimeMillis vs System.nanoTime
... nanosecond-precise time, relative to some arbitrary point.
From the Java Documentation:
public static long nanoTime()
Returns the current value of the most precise available system timer, in nanoseconds.
This method can only be used to
measure elapsed time and is not
related to an...
Using PUT method in HTML form
... looks like same two values are valid in html5 developer.mozilla.org/en-US/docs/Web/HTML/Element/…
– jakubiszon
Dec 7 '17 at 22:31
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Execute JavaScript code stored as a string
How do I execute some JavaScript that is a string?
20 Answers
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Detect blocked popup in Chrome
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Well the "magical time" you speak of is probably when the popup's DOM has been loaded. Or else it might be when everything (images, outboard CSS, etc.) has been loaded. You could test this easily by adding a very large graphic to the popup (clear your cache first!). If you were using a Java...
python max function using 'key' and lambda expression
...an't use statements inside a lambda, only expressions are allowed.
What does max do?
max(a, b, c, ...[, key=func]) -> value
With a single iterable argument, return its largest item. With two or
more arguments, return the largest argument.
So, it simply returns the object that is t...
What does “=>” mean in PHP?
What does the => operator mean in the following code?
6 Answers
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Can I make a not submit a form?
...ton elements is "submit". Set it to type="button" to produce a button that doesn't submit the form.
<button type="button">Submit</button>
In the words of the HTML Standard: "Does nothing."
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