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Any idea why I need to cast an integer literal to (int) here?
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The compiler tries to subtract 128 from (Integer) instead of casting -128 to Integer. Add () to fix it
Integer i3 = (Integer) -128; // doesn't compile
Integer i3 = (Integer) (-128); // compiles
According to BoltClock in the comments the cast...
Git push existing repo to a new and different remote repo server?
Say I have a repository on git.fedorahosted.org and I want to clone this into my account at github to have my own playground aside from the more "official" repo on fedorahosted.
What would be the steps to initially copy that over?
Within github there is this nice "fork" button, but I can't use thi...
Refresh image with a new one at the same url
...e.jpg?" + new Date().getTime();
This will append the current timestamp automatically when you are creating the image, and it will make the browser look again for the image instead of retrieving the one in the cache.
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What is a “web service” in plain English?
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This explanation is good, but what breaks ability to consume the random integer by other program from HTML? There are plenty of libraries to read HTML and this is the same as reading XML for me, and almost same as reading JSON. I know this post very old, though comment pleas...
How to refresh Android listview?
How to refresh an Android ListView after adding/deleting dynamic data?
25 Answers
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What to use instead of “addPreferencesFromResource” in a PreferenceActivity?
...ethod's description because the preferred approach (as of API level 11) is to instantiate PreferenceFragment objects to load your preferences from a resource file. See the sample code here: PreferenceActivity
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Correct owner/group/permissions for Apache 2 site files/folders under Mac OS X?
It's hard to find Mac-specific answers to this question on the web, so I'm hoping someone out there can put this one to rest for me? My permissions are screwed up on my sites and I'm not sure how to fix them without just slamming a recursive 777 on everything which is quite obviously incorrect.
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Is there a way to “autosign” commits in Git with a GPG key?
Is there an easy way to make Git always signs each commit or tag that is created?
5 Answers
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Is it pythonic to import inside functions?
... the long run I think you'll appreciate having most of your imports at the top of the file, that way you can tell at a glance how complicated your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's needed and then if the code stays...
Python's many ways of string formatting — are the older ones (going to be) deprecated?
...re various indications in the docs that .format and f-strings are superior to % strings, there's no surviving plan to ever deprecate the latter.
In commit Issue #14123: Explicitly mention that old style % string formatting has caveats but is not going away any time soon., inspired by issue Indicate...