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What specifically are wall-clock-time, user-cpu-time, and system-cpu-time in UNIX?
...has spent on the CPU; it is the elapsed time, including time spent waiting for its turn on the CPU (while other processes get to run).
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Scalar vs. primitive data type - are they the same thing?
...s and primitives, it depends on the language. According to the PHP manual, for example, only half of its primitive types are scalars: php.net/manual/en/language.types.intro.php
– Joe Bowbeer
May 16 '16 at 18:36
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How can you diff two pipelines in Bash?
...m to actually read from an already-open file descriptor that bash set up before exec'ing the command. (i.e. bash uses pipe(2) before fork, and then dup2 to redirect from the output of quux to an input file descriptor for diff, on fd 63.)
On a system with no "magical" /dev/fd or /proc/self/fd, bash...
What do (lambda) function closures capture?
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Your second question has been answered, but as for your first:
what does the closure capture exactly?
Scoping in Python is dynamic and lexical. A closure will always remember the name and scope of the variable, not the object it's pointing to. Since all the function...
How do I share IntelliJ Run/Debug configurations between projects?
...r, in the future, you might want to consider using source control branches for app versions rather than separate projects. IntelliJ handles these very well.
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Script parameters in Bash
... -from and -to in the command, they will end up in these variables too, so for this:
./ocrscript.sh -from /home/kristoffer/test.png -to /home/kristoffer/test.txt
You'll get:
$0 # ocrscript.sh
$1 # -from
$2 # /home/kristoffer/test.png
$3 # -to
$4 # /home/kristoffer/test.txt
It mi...
What is the purpose of global.asax in asp.net
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The entry for global.asax has been deleted from Wikipedia.
– Cathy Sullivan
Aug 6 '15 at 22:27
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Sublime Text 2: Trim trailing white space on demand
...lugin makes Sublime Text significantly slower
I use TrailingSpaces plugin for this.
Highlight trailing spaces and delete them in a flash.
ST2 provides a way to automatically delete trailing spaces upon file
save. Depending on your settings, it may be more handy to just
highlight them a...
Run two async tasks in parallel and collect results in .NET 4.5
I've been trying for a while to get something I thought would be simple working with .NET 4.5
6 Answers
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WPF Application that only has a tray icon
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There's no NotifyIcon for WPF.
A colleague of mine used this freely available library to good effect:
http://www.hardcodet.net/wpf-notifyicon (blog post)
https://bitbucket.org/hardcodet/notifyicon-wpf/src (source code)
https://www.nuget.org/packa...