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How do I change the default location for Git Bash on Windows?
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After installing msysgit I have the Git Bash here option in the context menu in Windows Explorer. So I just simply navigate to the directory and then open Bash right there.
I also copied the default Git Bash shortcut to the desktop a...
How do I convert a string to a number in PHP?
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You don't typically need to do this, since PHP will coerce the type for you in most circumstances. For situations where you do want to explicitly convert the type, cast it:
$num = "3.14";
$int = (int)$num;
$float = (float)$num;
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NumPy or Pandas: Keeping array type as integer while having a NaN value
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This is great! There's a small issue though that PyCharm fails to display the dataframe in the debug window if used this way. You can see my answer for another question for how to force displaying it: stackoverflow.com/questions/38956660/… (the origi...
how to POST/Submit an Input Checkbox that is disabled?
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To make it valid HTML, specifically set the value of readonly to readonly, i.e.: <input name="foo" value="bar" readonly="readonly" />
– Matt Huggins
Jan 18 '11 at 19:20
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How can I find out the current route in Rails?
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You could also call request.env['ORIGINAL_FULLPATH'] to include the possible parameters in the path, see my answer below.
– DuArme
Feb 18 '13 at 16:46
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How do I read CSV data into a record array in NumPy?
... 2. , 3. ],
[ 4. , 5.5, 6. ]])
This gives a pandas DataFrame - allowing many useful data manipulation functions which are not directly available with numpy record arrays.
DataFrame is a 2-dimensional labeled data structure with columns of
potentially different types. You can think ...
Using openssl to get the certificate from a server
...client -showcerts -connect example.com:443) -scq > file.crt
To return all certificates from the chain, just add g (global) like:
ex +'g/BEGIN CERTIFICATE/,/END CERTIFICATE/p' <(echo | openssl s_client -showcerts -connect example.com:443) -scq
Then you can simply import your certificate fi...
“message failed to fetch from registry” while trying to install any module
I can't install any node module from the npm.
14 Answers
14
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Does delete on a pointer to a subclass call the base class destructor?
I have an class A which uses a heap memory allocation for one of its fields. Class A is instantiated and stored as a pointer field in another class ( class B .
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Enter triggers button click
... with type="submit" is what is triggered in this situation. If you specifically set type="button", then it's removed from consideration by the browser.
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