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What does “./” (dot slash) refer to in terms of an HTML file path location?
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./ is the the folder that the working file is in:
So in /index.htm ./ is the root directory
but in /css/style.css ./ is the css folder.
This is important to remember because if you move CSS from /index.htm to /css/style.css th...
Test if something is not undefined in JavaScript
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response[0] is not defined, check if it is defined and then check for its property title.
if(typeof response[0] !== 'undefined' && typeof response[0].title !== 'undefined'){
//Do something
}
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Correct way to use StringBuilder in SQL
I just found some sql query build like this in my project:
6 Answers
6
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NumPy: function for simultaneous max() and min()
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Is there a function in the numpy API that finds both max and min with only a single pass through the data?
No. At the time of this writing, there is no such function. (And yes, if there were such a function, its performan...
angular.service vs angular.factory
...'myFactory', myFactoryFunction);
I had trouble wrapping my head around this concept until I put it to myself this way:
Service: the function that you write will be new-ed:
myInjectedService <---- new myServiceFunction()
Factory: the function (constructor) that you write will be invoked:
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Command not found error in Bash variable assignment
I have this script called test.sh:
5 Answers
5
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Why is GHC so large/big?
Is there a simple answer: Why is GHC so big?
6 Answers
6
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What is the difference between “INNER JOIN” and “OUTER JOIN”?
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Assuming you're joining on columns with no duplicates, which is a very common case:
An inner join of A and B gives the result of A intersect B, i.e. the inner part of a Venn diagram intersection.
An outer join of A and B gives the results of A union B, i.e. the outer parts of a Venn ...
git rebase without changing commit timestamps
...e timestamps while rebasing git branch", using the option --committer-date-is-author-date (introduced initially in Jan. 2009 in commit 3f01ad6
Note that the --committer-date-is-author-date option seems to leave the author timestamp, and set the committer timestamp to be the same as the original aut...
What is the difference between google tag manager and google analytics?
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Google Analytics' main job is really just generating the reports and statistics about your website, like how many people saw your website yesterday, what web browser they used, which pages were the most popular, etc. The only way it can know this stu...