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Java serialization: readObject() vs. readResolve()
The book Effective Java and other sources provide a pretty good explanation on how and when to use the readObject() method when working with serializable Java classes. The readResolve() method, on the other hand, remains a bit of a mystery. Basically all documents I found either mention only one o...
How should I handle “No internet connection” with Retrofit on Android
I'd like to handle situations when there is no internet connection. Usually I'd run:
7 Answers
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What does the NS prefix mean?
... out in the other answers, that's why I didn't bother copying that information into mine. Sorry if that offends someone - I don't mind if the accepted answer changes to one of the others (if that's possible - never checked that).
– Olaf Kock
Aug 8 '12 at 20:21
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How to auto-indent code in the Atom editor?
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I found the option in the menu, under Edit > Lines > Auto Indent. It doesn't seem to have a default keymap bound.
You could try to add a key mapping (Atom > Open Your Keymap [on Windows: File > Settings > Keybindings > "y...
CSS: center element within a element
...th CSS3 flex boxes.
.flex-container{
display: -webkit-box; /* OLD - iOS 6-, Safari 3.1-6, BB7 */
display: -ms-flexbox; /* TWEENER - IE 10 */
display: -webkit-flex; /* NEW - Safari 6.1+. iOS 7.1+, BB10 */
display: flex; /* NEW, Spec - Firefox, Chrome, Opera */
justify-conte...
GET URL parameter in PHP
I'm trying to pass a URL as a url parameter in php but when I try to get this parameter I get nothing
9 Answers
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Get the (last part of) current directory name in C#
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It's a params array, so .TrimEnd(Path.DirectorySeparatorChar, Path.AltDirectorySeparatorChar) works too.
– Kyle Delaney
Jul 16 '17 at 18:45
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How can I get Docker Linux container information from within the container itself?
I would like to make my docker containers aware of their configuration, the same way you can get information about EC2 instances through metadata.
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How can I enable auto complete support in Notepad++?
...ically just an XML file with keywords in. If you want calltips ("function parameters hint"), check out these instructions.
I've never found any more documentation, but cpp.xml has a calltip for fopen, while php.xml is quite complete.
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Is there a Python caching library?
... need a simple dict -like interface where I can set keys and their expiration and get them back cached. Sort of something like:
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