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How to detect if a stored procedure already exists
I have to write a deployment script which will work if a stored procedure exists or does not exist. i.e. if it exists, then I need to alter it, otherwise create it.
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How do I programmatically determine if there are uncommitted changes?
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VonCVonC
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Remove empty strings from a list of strings
I want to remove all empty strings from a list of strings in python.
12 Answers
12
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Titlecasing a string with exceptions
Is there a standard way in Python to titlecase a string (i.e. words start with uppercase characters, all remaining cased characters have lowercase) but leaving articles like and , in , and of lowercased?
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How to change href of tag on button click through javascript
...return false
– 袁文涛
Aug 3 at 9:05
add a comment
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Turn a simple socket into an SSL socket
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You will need to initialize OpenSSL:
void InitializeSSL()
{
SSL_load_error_strings();
SSL_library_init();
OpenSSL_add_all_algorithms();
}
void DestroySSL()
{
ERR_free_strings();
EVP_cleanup();
}
void ShutdownSSL()
{
SSL_shutdown(cSSL);
SSL_free(cSSL);
}
Now for the ...
Can I have onScrollListener for a ScrollView?
I am using a HorizontalScrollView in a layout and I need to identify the user have reached the start and end point of the scroll.
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virtualenv --no-site-packages and pip still finding global packages?
I was under the impression that virtualenv --no-site-packages would create a completely separate and isolated Python environment, but it doesn't seem to.
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How do I format a string using a dictionary in python-3.x?
...nk that it creates an object because print(**geopoint) fails giving syntax error
– Nityesh Agarwal
Apr 8 '17 at 18:35
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psql: FATAL: role “postgres” does not exist
...s using homebrew, see the comment from @user3402754 below.
Note that the error message does NOT talk about a missing database, it talks about a missing role. Later in the login process it might also stumble over the missing database.
But the first step is to check the missing role: What is the ou...