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Missing Maven dependencies in Eclipse project
...text Menu > Configure > Convert to Maven Project....
Accept defaults from Maven wizard.
Overwrite POM with your backedup POM. (Now you have Maven Dependencies folder).
Maven Update/Clean for good measure.
Hope that helps someone. :)
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How to close current tab in a browser window?
...you are allowed to close the window with javascript. Firefox disallows you from closing other windows. I believe IE will ask the user for confirmation. Other browsers may vary.
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How to pretty-print a numpy.array without scientific notation and with given precision?
...689 0.754 0.624 0.901 0.049 0.582 0.557 0.348]
To prevent zeros from being stripped from the end of floats:
np.set_printoptions now has a formatter parameter which allows you to specify a format function for each type.
np.set_printoptions(formatter={'float': '{: 0.3f}'.format})
print(x)...
How can I update a single row in a ListView?
...iew using View#getChildAt(int index). The catch is that it starts counting from the first visible item. In fact, you can only get the visible items. You solve this with ListView#getFirstVisiblePosition().
Example:
private void updateView(int index){
View v = yourListView.getChildAt(index -
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Change type of varchar field to integer: “cannot be cast automatically to type integer”
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There is no implicit (automatic) cast from text or varchar to integer (i.e. you cannot pass a varchar to a function expecting integer or assign a varchar field to an integer one), so you must specify an explicit cast using ALTER TABLE ... ALTER COLUMN ... TYPE .....
Return multiple values in JavaScript?
...this table for browser compatibility. Basically, all modern browsers aside from IE support this syntax, but you can compile ES6 code down to IE-compatible JavaScript at build time with tools like Babel.
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git add, commit and push commands in one?
... @KaiCarver Nice thought, but personally I do not like it. It prevents you from using multiple args, and also goes against the normal convention of a single string arg with spaces being wrapped in quotes. This is second nature to me at this point (and I would assume a lot of developers). Leaving out...
How to implement the factory method pattern in C++ correctly
...er class to perform the job, then it should be a helper class that is used from the constructor anyway.
Vec2(float x, float y);
Vec2(float angle, float magnitude); // not a valid overload!
There is an easy workaround for this:
struct Cartesian {
inline Cartesian(float x, float y): x(x), y(y) {...
How can I convert my Java program to an .exe file? [closed]
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UPDATE: GCJ is dead. It was officially removed from the GCC project in 2016. Even before that, it was practically abandoned for seven years, and in any case it was never sufficiently complete to serve as a viable alternative Java implementation.
Go find another Java AOT c...
Convert absolute path into relative path given a current directory using Bash
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Using realpath from GNU coreutils 8.23 is the simplest, I think:
$ realpath --relative-to="$file1" "$file2"
For example:
$ realpath --relative-to=/usr/bin/nmap /tmp/testing
../../../tmp/testing
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