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Ruby: Change negative number to positive number?

...te value then this is definitely the better way. – Brandon Bodnar Mar 19 '10 at 22:41 add a comment  |  ...
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Set EditText Digits Programmatically

... Try this: <EditText android:inputType="number" android:digits="0123456789." /> From Code: weightInput.setKeyListener(DigitsKeyListener.getInstance("0123456789.")); But, it allows the user to include several "." See JoeyRA's answer fo...
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SQL Server IIF vs CASE

...SE in my queries. I want to know the exact purpose of the IIF statement and when should we prefer using IIF over CASE Statement in the query. I mostly use nested CASE in my queries. ...
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Inserting a Link to a Webpage in an IPython Notebook

...e, certain special characters like "(" or ")" may brake the file/page path and lead to the link not working. I fixed it by replacing them with the code equivalents found here and then everything worked. theukwebdesigncompany.com/articles/entity-escape-characters.php – Afflatus ...
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The backend version is not supported to design database diagrams or tables

...). Use the version designed for your database version. You can use the command select @@version to check which version of sql server you are actually using. This version is reported in a way that is easier to interpret than that shown in the Help About in SSMS. Using a newer version of SSMS than ...
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Get all attributes of an element using jQuery

I am trying to go through an element and get all the attributes of that element to output them, for example an tag may have 3 or more attributes, unknown to me and I need to get the names and values of these attributes. I was thinking something along the lines of: ...
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How to filter by object property in angularJS

... I'm not sure to understand. If you want to choose the polarity to filter, you can pass a scope variable instead of a plain text : filter:{polarity:polarityToFilter} where $scope.polarityToFilter is filled by a click on one of the three buttons. Is ...
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Select 50 items from list at random to write to file

So far I have figured out how to import the file, create new files, and randomize the list. 4 Answers ...
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How to download/checkout a project from Google Code in Windows?

...eplex.com/ I have nothing to do with this project, but I just used it now and it saved me a few minutes. Maybe it will help someone. share | improve this answer | follow ...
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Compare integer in bash, unary operator expected

...at variable substitutions are done, the shell proceeds with the comparison and.... fails because it cannot see anything intelligible to the left of -gt. However, quoting $i: if [ "$i" -ge 2 ] ; then ... becomes: if [ " " -ge 2 ] ; then ... The shell now sees the double-quotes, and knows th...