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Trending in Stackoverflow

See what the Stackoverflow community is most excited about today.

Date: 2017-10-31

  1. How do I delete (unset) an exported environment variable?

    tags: linux, environment-variables, unset

    967 votes, 3 answers and 547486 views

    \r\n Before installing gnuplot I set the environment variable GNUPLOT_DRIVER_DIR = /home/gnuplot/build/src.\n\nDuring the installation something went wrong; now I want to remove the GNUPLOT_DRIVER_DIR ...\r\n

  2. Does Python's time.time() return the local or UTC timestamp?

    tags: python, time, timezone

    307 votes, 6 answers and 559073 views

    \r\n Does time.time() in the Python time module return the system's time or the time in UTC?\r\n

  3. Get type name without full namespace in C#

    tags: c#, namespaces, typeof

    194 votes, 6 answers and 88948 views

    \r\n I have the following code:\n\nreturn "[Inserted new " + typeof(T).ToString() + "]";\r\nBut\n\n typeof(T).ToString()\r\nreturns the full name including namespace\n\nIs there anyway to just get the class name (...\r\n

  4. PostgreSQL Autoincrement

    tags: postgresql, auto-increment

    409 votes, 7 answers and 421839 views

    \r\n I'm switching from MySQL to PostgreSQL and was wondering how I can do autoincrement values. I saw in the PostgreSQL docs a datatype "serial", but I get syntax errors when using it (in v8.0).\r\n

  5. What are First and Second Level caching in Hibernate?

    tags: nhibernate, hibernate

    190 votes, 7 answers and 143669 views

    \r\n Can anyone explain in simple words what First and Second Level caching in Hibernate are?\r\n

  6. How do I commit case-sensitive only filename changes in Git?

    tags: git, case-sensitive, git-commit, git-config

    657 votes, 9 answers and 127170 views

    \r\n I have changed a few files name by de-capitalize the first letter, as in Name.jpg to name.jpg. Git does not recognize this changes and I had to delete the files and upload them again. Is there a way ...\r\n

  7. Throw away local commits in git

    tags: git

    752 votes, 9 answers and 396483 views

    \r\n Due to some bad cherry-picking, my local git repository is currently 5 commits ahead of the origin, and not in a good state. I want to get rid of all these commits and start over again.\n\nObviously, ...\r\n

  8. I ran into a merge conflict. How can I abort the merge?

    tags: git, version-control, git-merge, merge-conflict-resolution, git-conflict-resolution

    1601 votes, 9 answers and 898815 views

    \r\n I used git pull and had a merge conflict. I know that the other version of the file is good and that mine is bad so all my changes should be abandoned. How do I do this?\n\nunmerged: _widget.html.erb\n\n...\r\n

  9. Does swift have a trim method on String?

    tags: string, swift, trim

    228 votes, 12 answers and 97853 views

    \r\n Does swift have a trim method on String? For example:\n\nlet result = " abc ".trim()\n// result == "abc"\r\n

  10. Remove specific characters from a string in python

    tags: python, string, immutability

    293 votes, 22 answers and 688416 views

    \r\n I'm trying to remove specific characters from a string using python. This is the code I'm using right now. Unfortunately it appears to do nothing to the string.\n\nfor char in line:\n if char in " ?.!/...\r\n