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javac : command not found

...e Java Development Kit (JDK). You're best off getting this from the Oracle site: as the Linux repos may be slightly behind with latest versions and also they seem to only supply the open-jdk as opposed to the Oracle/Sun one, which I would prefer given the choice. ...
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bash: pip: command not found

...d of pip. Example: pip3 --version pip 9.0.1 from /usr/local/lib/python3.6/site-packages (python 3.6) pip3 should be installed automatically together with Python3.x. The documentation hasn't been updated, so simply replace pip by pip3 in the instructions, when installing Flask for example. Now, i...
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Should I inherit from std::exception?

...t what you need to format a user-friendly message, then do so at the catch site. – Emil Jan 4 '11 at 1:33 std::excepti...
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How to identify server IP address in PHP

.../plain; echo'); This has its own flaws (relies on a specific third-party site, and there could be network settings that route outbound connections through a different host or proxy) and like gethostbyname it can be slow. I'm honestly not sure which approach will be correct most often, but the less...
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Table Naming Dilemma: Singular vs. Plural Names [closed]

... like "Widget_Users" (where "Widget" is the name of your application or website) would be more appropriate. share | improve this answer | follow | ...
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Is there a way of setting culture for a whole application? All current threads and new threads?

...or all users. So it's not going to be good for english user to see the web site in german for example. – Dimitar Tsonev Mar 20 '15 at 15:58 2 ...
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Manually adding a Userscript to Google Chrome

...manage them. Also it makes it easier to install userscripts directly from sites like OpenUserJS, MonkeyGuts, etc. Finally, it unlocks most all of the GM functionality that you don't get by installing a GM script directly with Chrome. That is, more of what GM on Firefox can do, is available with T...
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Why am I suddenly getting a “Blocked loading mixed active content” issue in Firefox?

...est version (from 22 to 23), some of the key aspects of my back office (website) stopped working. 14 Answers ...
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Building a minimal plugin architecture in Python

...ed later: The application gedit anticipates plugins being added and their site has about the clearest explanation of a simple plugin procedure I've found in a few minutes of looking around. Try: https://wiki.gnome.org/Apps/Gedit/PythonPluginHowToOld I'd still like to understand your question b...
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What's a correct and good way to implement __hash__()?

...t objects which compare equal have the same hash value Note that the opposite is not true. Objects which do not compare equal may have the same hash value. Such a hash collision will not cause one object to replace another when used as a dict key or set element as long as the objects do not also c...