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How to parse a string into a nullable int
...l) ? Int32.Parse(stringVal) : (int?)null;
With C#7's updated syntax that allows you to declare an output variable in the method call, this gets even simpler.
int? val = Int32.TryParse(stringVal, out var tempVal) ? tempVal : (int?)null;
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How to remove selected commit log entries from a Git repository while keeping their changes?
...ke to remove.
git rebase --onto commit-id^ commit-id
Note that this actually removes the change that was introduced by the commit.
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Matplotlib plots: removing axis, legends and white spaces
...ite the resulting image, without using axes, labels, titles or anything usually automatically added by matplotlib. Here is what I did:
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MIN and MAX in C
Where are MIN and MAX defined in C, if at all?
14 Answers
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How to get the input from the Tkinter Text Widget?
...he end of the text box is reached. The only issue with this is that it actually adds a newline to our input. So, in order to fix it we should change END to end-1c(Thanks Bryan Oakley) The -1c deletes 1 character, while -2c would mean delete two characters, and so on.
def retrieve_input():
input...
Use of #pragma in C
...take some action, override some default, etc. that may or may not apply to all machines and operating systems.
See msdn for more info.
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Received fatal alert: handshake_failure through SSLHandshakeException
... server's certificate is probably not trusted by the client. This would usually result in a more verbose error, but it is quite possible. Usually the fix is to import the server's CA certificate into the client's trust store.
The cerificate is issued for a different domain. Again, this would have re...
In Python, how do I determine if an object is iterable?
...e a method like isiterable ? The only solution I have found so far is to call
21 Answers
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How to find memory leak in a C++ code/project?
...e software tools
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Understand the operator basics. The C++ operator new allocates heap memory. The delete operator frees heap memory. For every new, you should use a delete so that you free the same memory you allocated:
char* str = new char [30]; // Allocate 30 bytes to house a string.
delete ...
SQL Server equivalent to Oracle's CREATE OR REPLACE VIEW
... existing users security setup for a view, then you would have to recreate all those. This is my approach to this issue.
– jonas
Dec 4 '13 at 11:42
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