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Achieving bright, vivid colors for an iOS 7 translucent UINavigationBar
iOS 7.1 UPDATE : Looks like the workaround for modifying the alpha channel in the UINavigationBar has been ignored in this update. Right now, the best solution seems to be to just 'deal with it' and hope that whatever color you choose can render a translucent effect. I am still looking into ways of ...
Why aren't variables declared in “try” in scope in “catch” or “finally”?
In C# and in Java (and possibly other languages as well), variables declared in a "try" block are not in scope in the corresponding "catch" or "finally" blocks. For example, the following code does not compile:
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How to order results with findBy() in Doctrine
I am using the findBy() method on a Doctrine repository:
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What is a columnar database?
...work; indeed, several are build upon traditional, row-oriented, DBMS, simply storing the info in tables with one (or rather often two) columns (and adding the necessary layer to access the columnar data in an easy fashion).
How do they differ from relational databases?
They generally differ from tr...
Prevent automatic browser scroll on refresh
If you go to a page a and scroll around then refresh the page will refresh at the spot where you left it. This is great, however this also occurs on pages where there is a anchor location in the url. An example would be if you clicked on a link http://example.com/post/244#comment5 and refreshed th...
Limit ggplot2 axes without removing data (outside limits): zoom
If you specify axis limits in ggplot the outlying points are removed. This is fine for points, but you might want to plot lines that intersect with the specified range, but ggplot's range or xlim/ylim methods removes these. Is there another way to specify the plot axis range without removing o...
Detect a finger swipe through JavaScript on the iPhone and Android
How can you detect that a user swiped his finger in some direction over a web page with JavaScript?
21 Answers
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Changing Font Size For UITableView Section Headers
Can someone please instruct me on the easiest way to change the font size for the text in a UITableView section header?
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CSS: How to position two elements on top of each other, without specifying a height?
I have two DIVs that I need to position exactly on top of each other. However, when I do that, the formatting gets all screwed up because the containing DIV acts like there is no height. I think this is the expected behavior with position:absolute but I need to find a way to position these two ele...
SQL Joins Vs SQL Subqueries (Performance)?
I wish to know if I have a join query something like this -
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