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What are the downsides to using Dependency Injection? [closed]
...ern here at work and one of our lead developers would like to know: What - if any - are the downsides to using the Dependency Injection pattern?
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Write to UTF-8 file in Python
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Warning: open and open is not the same. If you do "from codecs import open", it will NOT be the same as you would simply type "open".
– Apache
Aug 20 '13 at 13:19
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Do regular expressions from the re module support word boundaries (\b)?
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How do I declare a 2d array in C++ using new?
...trayed in the picture. The problem with that statement is it fails to work if M is not constant.
– Mehrdad Afshari
Jun 9 '16 at 23:51
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Send an Array with an HTTP Get
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This is indeed unspecified. That's exactly why the answer says "Generally". In strong typed languages the bracket suffixes [] in request parameter names are namely not interpreted the same way as in weak typed languages. It was originally introdu...
Java Equivalent of C# async/await?
...C# developer but occasionally I develop application in Java. I'm wondering if there is any Java equivalent of C# async/await?
In simple words what is the java equivalent of:
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Task vs Thread differences [duplicate]
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Thread is a lower-level concept: if you're directly starting a thread, you know it will be a separate thread, rather than executing on the thread pool etc.
Task is more than just an abstraction of "where to run some code" though - it's really just "the prom...
Send string to stdin
...ing from the stdin
EOF
or you can redirect output from a command, like
diff <(ls /bin) <(ls /usr/bin)
or you can read as
while read line
do
echo =$line=
done < some_file
or simply
echo something | read param
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C++ templates Turing-complete?
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aand now we have concepts lite
– nurettin
Oct 23 '13 at 6:29
1
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One DbContext per web request… why?
...simultaneously (which is very common of course). But I expect you already know that and just want to know why not to just inject a new instance (i.e. with a transient lifestyle) of the DbContext into anyone who needs it. (for more information about why a single DbContext -or even on context per thre...