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What does !! mean in ruby?
...xactly that, using the classy_enum gem:
class LinkStatus < ClassyEnum::Base
def !
return true
end
end
class LinkStatus::No < LinkStatus
end
class LinkStatus::Claimed < LinkStatus
def !
return false
end
end
class LinkStatus::Confirmed < LinkStatus
def !
return fa...
How do I remove all non alphanumeric characters from a string except dash?
...
Based on the answer for this question, I created a static class and added these. Thought it might be useful for some people.
public static class RegexConvert
{
public static string ToAlphaNumericOnly(this string input)
...
Why does NULL = NULL evaluate to false in SQL server
...ons on this subject on Stackoverflow and in other forum to make sure);
SQL-based DBMSes often do not respect even 3VL, they give wrong answers sometimes (as, the original poster assert, SQL Server do in this case).
So I reiterate: SQL does not any good forcing one to interpret the reflexive proper...
How to customize ?
...exact path). A way to make it pretty for the end user is to simply use the base name of the path that is returned (so the user simply sees the chosen filename).
There is a great guide by Tympanus for styling this.
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Python 3: ImportError “No Module named Setuptools”
...g this inside a virtualenv on Oracle Linux 6.4 using python-2.6 so the apt-based solutions weren't an option for me, nor were the python-2.7 ideas. My fix was to upgrade my version of setuptools that had been installed by virtualenv:
pip install --upgrade setuptools
After that, I was able to inst...
In Angular, I need to search objects in an array
... $scope.fish);
Note, I removed the unary(+) operator to allow for string-based matches...
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Get free disk space
...s
Drive E:\
Drive type: CDRom
The actual output of this code will vary based on machine and the permissions
granted to the user executing it.
*/
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Cannot ignore .idea/workspace.xml - keeps popping up
...a/sqlDataSources.xml
**/.idea/dynamic.xml
**/.idea/uiDesigner.xml
## File-based project format:
*.iws
# IntelliJ
/out/
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Run a PostgreSQL .sql file using command line arguments
...SERT statements in them and need to run these inserts on my PostgreSQL database in order to add them to a table. The files are that large that it is impossible to open them and copy the INSERT statements into an editor window and run them there. I found on the Internet that you can use the following...
How can I create a simple message box in Python?
... standard library has a module called EasyDialogs. There is also a (ctypes based) windows version at http://www.averdevelopment.com/python/EasyDialogs.html
If it matters to you: it uses native dialogs and doesn't depend on Tkinter like the already mentioned easygui, but it might not have as much fe...