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How to write to file in Ruby?
...e is the "teach a man to fish" answer for those who want to read the finer details, and there are plenty of "give a man a fish" answers here as well for people who just want to cut-and-paste. It's not surprising that this combination ends up well ranked on Google.
– jdl
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How do I do an initial push to a remote repository with Git?
...h. Please specify which branch you want to merge with. See git-pull(1) for details
git pull <remote> <branch>
If you wish to set tracking information for this branch you can do so with:
git branch --set-upstream new origin/<branch>
try:
git push -u origin master
It will help...
JSR-303 @Valid annotation not working for list of child objects
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My detailed question stackoverflow.com/q/41457404/1534925. Don't think sequence would work in my case.
– Akshay
Jan 4 '17 at 6:22
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What is the best way to use a HashMap in C++?
... uses red black trees for ordered maps. But this is just an implementation detail. In an unordered map insert and access is in O(1). It is just another name for a hashtable.
An example with (ordered) std::map:
#include <map>
#include <iostream>
#include <cassert>
int main(int ar...
Connection string using Windows Authentication
...cess Model change the Identity to Custom account and add your Server Admin details, please see the attached images:
Hope this will help.
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Linq Syntax - Selecting multiple columns
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Explanation :
Select employee from the db as res.
Filter the employee details as per the where condition.
Select required fields from the employee object by creating an Anonymous object using new { }
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How to add a default include path for GCC in Linux?
...CPATH will set the path for both C and C++ (and any other language).
More details in GCC's documentation.
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What is the proper way to re-throw an exception in C#? [duplicate]
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There is an fxcop rules for that: RethrowToPreserveStackDetails msdn.microsoft.com/en-us/library/ms182363(VS.80).aspx
– Julien Hoarau
Oct 7 '08 at 13:45
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Convert DataFrame column type from string to datetime, dd/mm/yyyy format
...df['date_col'] = pd.to_datetime(df['date_col'], format='%d/%m/%Y')
More details on format here:
Python 2 https://docs.python.org/2/library/datetime.html#strftime-strptime-behavior
Python 3 https://docs.python.org/3.7/library/datetime.html#strftime-strptime-behavior
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Use NUnit Assert.Throws method or ExpectedException attribute?
...way, here you get the exception as a parameter, which allows you to assert details in the exception. Also, using "Expected exception" does not protect you for the same exception type being thrown in another method call. Here, you target the exact method and not the whole test. Even though your test ...