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What exactly does Perl's “bless” do?
...onsole.log(animal.sound);
})();
The function takes a hash table of unordered properties(since it makes no sense to have to write properties in a specific order in dynamic languages in 2016) and returns a hash table with those properties, or if you forgot to put the new keyword, it will return ...
Simple and fast method to compare images for similarity
...hreshold. It is also very sensitive to color changes (brightness, contrast etc.). You can combine it with the previous two.
Detectors of salient points/areas - such as MSER (Maximally Stable Extremal Regions), SURF or SIFT. These are very robust algorithms and they might be too complicated for your ...
How to place two divs next to each other?
...ng issue: since divs are made inline you have to keep no spaces, new lines etc between them in your HTML. Otherwise, browsers will render a space between them. See this Fiddle: you can't manage to keep both divs on the same line unless you put theirs tags without anything in between.
...
Python: Get relative path from comparing two absolute paths
...r/var/')
PosixPath('log')
>>> Path('/usr/var/log').relative_to('/etc/')
Traceback (most recent call last):
File "<stdin>", line 1, in <module>
File "/usr/local/Cellar/python3/3.5.1/Frameworks/Python.framework/Versions/3.5/lib/python3.5/pathlib.py", line 851, in relative_to
...
Does the APNS device token ever change, once created?
... domain (production vs. sandbox). I believe that this must remain true in order for the system to work reliably. Consider the situation where an application update triggers a new APN token; if I were using the greatest new Twitter-like app, with notifications enabled, what would happen when I upda...
UI Design Pattern for Windows Forms (like MVVM for WPF)
...s solution can be applied in various platforms (WPF, WinForms, Java Swing, etc.). I agree that MVVM is best used with WPF because it leverages the strong binding capabilities. However, Windows Forms supports data binding as well.
The WAF Windows Forms Adapter shows how to apply the MVVM Pattern in ...
How can I search Git branches for a file or directory?
...lent answer @webmat! If you want to see where it's been deleted / created /etc, you can use git log --all --stat -- **/my_file.png, that way you won't have to guess if you're checking it out from a commit that deleted it.
– eacousineau
Oct 4 '13 at 4:55
...
Interface naming in Java [closed]
... be using interfaces to model behavior, actions, capabilities, properties, etc,... not types.
Also, If you were really only going to make one User and call it User then what's the point of also having an IUser interface? And if you are going to have a few different types of users that need to im...
What is the difference between a thread and a fiber?
...eralization and may not always hold true depending on OS/threading package/etc.). This means that for threads, data integrity is a big issue because one thread may be stopped in the middle of updating a chunk of data, leaving the integrity of the data in a bad or incomplete state. This also means th...
jQuery `.is(“:visible”)` not working in Chrome
...element on the screen, even if you can't see its content, it's transparent etc., it's visible, i.e. it takes up space.
I cleaned up your markup a little and added a display style (i.e. setting the elements display to "block" etc), and this works for me:
FIDDLE
Official API reference for :visible...