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list.clear() vs list = new ArrayList(); [duplicate]
Which one of the 2 options is better and faster to clear an ArrayList, and why?
8 Answers
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How to make PyCharm always show line numbers
...g to enable line numbers for all files, but I have to always right click and enable this on per file basis.
6 Answers
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Regex empty string or email
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This regex pattern will match an empty string:
^$
And this will match (crudely) an email or an empty string:
(^$|^.*@.*\..*$)
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How can I decompress a gzip stream with zlib?
... a bad stream format. By default, zlib creates streams with a zlib header, and on inflate does not recognise the different gzip header unless you tell it so. Although this is documented starting in version 1.2.1 of the zlib.h header file, it is not in the zlib manual. From the header file:
windo...
“Failed to load platform plugin ”xcb“ ” while launching qt5 app on linux without qt installed
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shows that xcb depends on libQt5DBus.so.5 in addition to libQt5Core.so.5 and libQt5Gui.so.5 (and many other system libs). Add libQt5DBus.so.5 to your collection of shared libs and you should be ready to move on.
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How do I use format() on a moment.js duration?
... format method on duration objects? I can't find it anywhere in the docs and it doesn't seen to be an attribute on duration objects.
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bower command not found windows
...(to install foundation 5) or get anything bower related to work on the command line.
10 Answers
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How can I edit a view using phpMyAdmin 3.2.4?
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To expand one what CheeseConQueso is saying, here are the entire steps to update a view using PHPMyAdmin:
Run the following query: SHOW CREATE VIEW your_view_name
Expand the options and choose Full Texts
Press Go
Copy entire cont...
When should static_cast, dynamic_cast, const_cast and reinterpret_cast be used?
...cit conversions between types (such as int to float, or pointer to void*), and it can also call explicit conversion functions (or implicit ones). In many cases, explicitly stating static_cast isn't necessary, but it's important to note that the T(something) syntax is equivalent to (T)something and s...
UILabel text margin [duplicate]
I'm looking to set the left inset/margin of a UILabel and can't find a method to do so. The label has a background set so just changing its origin won't do the trick. It would be ideal to inset the text by 10px or so on the left hand side.
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