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How do I read / convert an InputStream into a String in Java?
...r("\\A");
return s.hasNext() ? s.next() : "";
}
I learned this trick from "Stupid Scanner tricks" article. The reason it works is because Scanner iterates over tokens in the stream, and in this case we separate tokens using "beginning of the input boundary" (\A), thus giving us only one token ...
Having options in argparse with a dash
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For optional argument actions, the value of dest is normally inferred from the option strings. ArgumentParser generates the value of dest by taking the first long option string and stripping away the initial -- string. Any internal - characters will be converted to _ characters to make sure the...
ManyRelatedManager object is not iterable
...h lists answers". Without the parenthesis you're asking for all the values from the store's answers that are also in the all function, which is meaningless. The all function is not an iterable (it's a function that returns an iterable)
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How to enable zoom controls and pinch zoom in a WebView?
...one is looking at this answer and wondering where the webview object comes from, you can get it via WebView webView = (WebView) appView.getEngine().getView(); as shown in this comment.
– Andrew Dant
May 24 '19 at 17:14
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Can angularjs routes have optional parameter values?
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It looks like Angular has support for this now.
From the latest (v1.2.0) docs for $routeProvider.when(path, route):
path can contain optional named groups with a question mark (:name?)
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Java concurrency: Countdown latch vs Cyclic barrier
...could be renamed to ResetbleCountDownLatch.
We should tell the differences from the perspective of their goals, which are described in JavaDoc
CountDownLatch: A synchronization aid that allows one or more threads to wait until a set of operations being performed in other threads completes.
CyclicB...
What version of Visual Studio is Python on my computer compiled with?
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Where does this table come from?
– Glyph
Aug 20 '12 at 0:30
5
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jQuery slideUp().remove() doesn't seem to show the slideUp animation before remove occurs
... Effecively hides the element, but does not actually remove it from the DOM.
– andreszs
Feb 3 '15 at 4:11
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How many files can I put in a directory?
...eaddir() so you can specify the buffer size when reading directory entries from disk.
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Uninstall old versions of Ruby gems
...gems/ruby-2.1.1@project/cache/nokogiri-1.6.6.2.gem
the, you can remove it from cache:
rm /home/rails/.rvm/gems/ruby-2.1.1@project/cache/nokogiri-1.6.6.2.gem
For more detail:
http://blog.grepruby.com/2015/04/way-to-clean-up-gem-or-remove-old.html
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