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What's a quick way to test to see a file exists?
I want to quickly check to see if a file exists in my iPhone app's Documents directory (or any path for that matter). I can enumerate through the directory's files, or I can try to open a specific file. What's the fastest way? I just need to know if the file is there or if it does not exist.
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Web Application Problems (web.config errors) HTTP 500.19 with IIS7.5 and ASP.NET v2
...art of IIS or our Web Server, but every time we try to run out ASP.NET Web Application on IIS 7.5 we get the following error...
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If my interface must return Task what is the best way to have a no-operation implementation?
...ake can't be changed). If LazyBar s implementation is unusual in that it happens to run quickly and synchronously - what is the best way to return a No-Operation task from the method?
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Setting up maven dependency for SQL Server
...ead to a tight coupling with the development machine you are building your app on? I mean if the same project is tried to be build on a different machine, it would not find the jar in the local repo. Wouldn't it be good to add it to the project so that its available on VCS?
– O...
How can I handle the warning of file_get_contents() function in PHP?
... to catch one little error, but if you're using exceptions throughout your app, you would only need to do this once, way at the top (in an included config file, for instance), and it will convert all your errors to Exceptions throughout.
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Activity transition in Android
...answers on other thread. I'm deleting it. What I'm experiencing is what happens is the transition occurs immediately and then it goes dark and fades in. So I'm on Activity A and Activity B is displayed then goes dim and fades in. I then modified it to follow the instructions with adding the code ...
Building a complete online payment gateway like Paypal [closed]
... of major banks, they all end up using one of five or so card acquirers.
Happily, all UK card acquirers use a standard protocol for communication of authorisation requests, and end of day settlement. You will find minor quirks where some acquiring banks support some features and have slightly diff...
Hide keyboard when scroll UITableView
In my app i want hide keyboard when i start scrolling UITableView. I search about this in internet, and most answer is subclassing UITableView (http://stackoverflow.com/questions/3499810/tapping-a-uiscrollview-to-hide-the-keyboard).
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Create nice column output in python
...8953-9a5b5f39663e', 'linuxnode-3-3416918', 'For queues and stuff.'],
['app-server', 'b866cd0f-bf80-40c7-84e3-c40891ec68f9', 'linuxnode-4-295918', 'A popular destination.'],
['nginx', '76fea0f0-aa53-4911-b7e4-fae28c2e469b', 'linuxnode-5-292735', 'Traffic Cop'],
]
table = columnar(data, heade...
How to get height of entire document with JavaScript?
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I had the need to grow the iframe and shrink it (facebook app) and found that document.body.offsetHeight was the best choice for me, accurately supported by the most browsers.
– JeffG
Aug 3 '12 at 1:04
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