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Does List guarantee insertion order?
Say I have 3 strings in a List (e.g. "1","2","3").
5 Answers
5
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How to check if variable's type matches Type stored in a variable
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195
The other answers all contain significant omissions.
The is operator does not check if the ru...
git-svn: how do I create a new svn branch via git?
...nswer like this:
Copying https://scm-server.com/svn/portal/trunk at r8914 to https://scm-server.com/svn/portal/branches/auth_bug...
And without the -n switch the server probably adds something like:
Found possible branch point: https://scm-server.com/svn/portal/trunk => https://scm-serv...
Change a column type from Date to DateTime during ROR migration
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510
First in your terminal:
rails g migration change_date_format_in_my_table
Then in your migrat...
How to safely open/close files in python 2.4
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138
See docs.python.org:
When you’re done with a file, call f.close() to close it and free u...
Difference between Divide and Conquer Algo and Dynamic Programming
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158
Divide and Conquer
Divide and Conquer works by dividing the problem into sub-problems, conque...
How to move certain commits to be based on another branch in git?
...should begin)
git checkout master
# replay every commit *after* quickfix1 up to quickfix2 HEAD.
git rebase --onto master quickfix1 quickfix2
So you should go from
o-o-X (master HEAD)
\
q1a--q1b (quickfix1 HEAD)
\
q2a--q2b (quickfix2 HEAD)
to:
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Maven: missing net.sf.json-lib
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271
Looking at the maven-central repo, you need to specify a classifier for this dependency.
Either ...
I want to get the type of a variable at runtime
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132
So, strictly speaking, the "type of a variable" is always present, and can be passed around as...
How to show line number when executing bash script
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157
You mention that you're already using -x. The variable PS4 denotes the value is the prompt pr...