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ipython notebook clear cell output in code
In a iPython notebook, I have a while loop that listens to a Serial port and print the received data in real time.
3 Answ...
How to print a query string with parameter values when using Hibernate
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I am using grails 2.4.4 and hibernate 4. Changing log4j configuration did not work for me but p6spy worked!
– Champ
Jan 13 '15 at 7:03
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Understanding colors on Android (six characters)
I am trying to understand how colors work in Android. I have this color set as the background of my LinearLayout , and I get a background gray with some transparency:
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How can I create a simple message box in Python?
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You could use an import and single line code like this:
import ctypes # An included library with Python install.
ctypes.windll.user32.MessageBoxW(0, "Your text", "Your title", 1)
Or define a function (Mbox) like so:
import ctypes # An inclu...
How to find encoding of a file via script on Linux?
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Sounds like you're looking for enca. It can guess and even convert between encodings. Just look at the man page.
Or, failing that, use file -i (linux) or file -I (osx). That will output MIME-type information for the file, which will also include the character-set encoding. ...
Should I Dispose() DataSet and DataTable?
DataSet and DataTable both implement IDisposable, so, by conventional best practices, I should call their Dispose() methods.
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How to specify the location with wget?
...x. The directory prefix is the
directory where all other files and sub-directories will be
saved to, i.e. the top of the retrieval tree. The default
is . (the current directory).
So you need to add -P /tmp/cron_test/ (short form) or --directory-prefix=/tmp/cron_t...
How to quickly open a file in Visual Studio 2012
...t by typing Ctrl + D (or whatever shortcut assigned) to go to Find tool, and then type >of myfile.cs , the file will be opened then, and it is even more convenient that this will do an incremental search of the file name. In the whole procedure I don't need to use mouse at all.
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What are MVP and MVC and what is the difference?
When looking beyond the RAD (drag-drop and configure) way of building user interfaces that many tools encourage you are likely to come across three design patterns called Model-View-Controller , Model-View-Presenter and Model-View-ViewModel . My question has three parts to it:
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Retrieve the commit log for a specific line in a file?
...v 2008-02-09 23:22:22 -0800 160) "$browser_path" $NEWTAB "$@" &
And you want to know the history of what is now line 155.
Then, use git log. Here, -L 155,155:git-web--browse.sh means "trace the evolution of lines 155 to 155 in the file named git-web--browse.sh".
$ git log --pretty=short...