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Escaping regem>x m> string
I want to use input from a user as a regem>x m> pattern for a search over some tem>x m>t. It works, but how I can handle cases where user puts characters that have meaning in regem>x m>?
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Can em>x m>isting virtualenv be upgraded gracefully?
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You can use the Python 2.6 virtualenv to "revirtual" the em>x m>isting directory. You will have to reinstall all the modules you installed though. I often have a virtual directory for developing a module, and virtualenv the same directory with many versions of Python, and it works just f...
RuntimeWarning: invalid value encountered in divide
... would one want to ignore a divide by zero or NaN?
– m>x m> squared
Nov 10 '17 at 14:38
7
@m>x m>squared Wh...
How to add and get Header values in WebApi
... No. The headers.GetValues("somethingNotFound") throws an InvalidOperationEm>x m>ception.
– Aidanapword
Jun 9 '16 at 9:42
D...
How can I find out the current route in Rails?
...RI:
current_uri = request.env['PATH_INFO']
# If you are browsing http://em>x m>ample.com/my/test/path,
# then above line will yield current_uri as "/my/test/path"
To find out the route i.e. controller, action and params:
path = ActionController::Routing::Routes.recognize_path "/your/path/here/"
# ...
Minimal web server using netcat
...500, for instance, it should show the result of a function ( date in the em>x m>ample below, but eventually it'll be a python or c program that yields some data).
My little netcat web server needs to be a while true loop in bash, possibly as simple as this:
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How to compile without warnings being treated as errors?
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If you are compiling linum>x m> kernel. For em>x m>ample, if you want to disable the warning that is "unused-but-set-variable" been treated as error. You can add a statement:
KBUILD_CFLAGS += $(call cc-option,-Wno-error=unused-but-set-variable,)
in your Mak...
Printing the last column of a line in a file
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One way using awk:
tail -f file.tm>x m>t | awk '/A1/ { print $NF }'
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How to get a cross-origin resource sharing (CORS) post request working
...lan (machineA) that has two web servers. The first is the in-built one in m>X m>BMC (on port 8080) and displays our library. The second server is a CherryPy python script (port 8081) that I am using to trigger a file conversion on demand. The file conversion is triggered by a AJAm>X m> POST request from th...
How can I reload .emacs after changing it?
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You can use the command load-file (M-m>x m> load-file, then press return twice to accept the default filename, which is the current file being edited).
You can also just move the point to the end of any sem>x m>p and press C-m>x m>C-e to em>x m>ecute just that sem>x m>p. Usually it's n...