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How to improve performance of ngRepeat over a huge dataset (angular.js)?
I have a huge dataset of several thousand rows with around 10 fields each, about 2MBs of data. I need to display it in the browser. Most straightforward approach (fetch data, put it into $scope , let ng-repeat="" do its job) works fine, but it freezes the browser for about half of a minute when i...
JavaScript for…in vs for
...choice should be based on the which idiom is best understood.
An array is iterated using:
for (var i = 0; i < a.length; i++)
//do stuff with a[i]
An object being used as an associative array is iterated using:
for (var key in o)
//do stuff with o[key]
Unless you have earth shattering ...
OwinStartup not firing
I had the OwinStartup configuration code working perfectly and then it stopped working. Unfortunately I'm not sure exactly what I did to get it to stop working and am having a really hard time figuring it out.
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How do I close an open port from the terminal on the Mac?
...do lsof -i :5955
Kill the process which is currently using the port using its PID
sudo kill -9 PID
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Force R not to use exponential notation (e.g. e+10)?
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This is a bit of a grey area. You need to recall that R will always invoke a print method, and these print methods listen to some options. Including 'scipen' -- a penalty for scientific display. From help(options):
‘scipen’: i...
How to search file text for a pattern and replace it with a given value
...file (or list of files) for a pattern and, if found, replace that pattern with a given value.
10 Answers
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Search and replace a line in a file in Python
...he contents of a text file and do a search and replace on some lines and write the result back to the file. I could first load the whole file in memory and then write it back, but that probably is not the best way to do it.
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Setting the zoom level for a MKMapView
...hows correctly, the only thing I want to do now is set the zoom level when it loads. Is there a way to do this?
15 Answers
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How do you access the matched groups in a JavaScript regular expression?
...ole.log(match[1]); // abc
And if there are multiple matches you can iterate over them:
var myString = "something format_abc";
var myRegexp = /(?:^|\s)format_(.*?)(?:\s|$)/g;
match = myRegexp.exec(myString);
while (match != null) {
// matched text: match[0]
// match start: match....
WatiN or Selenium? [closed]
I'm going to start coding some automated tests of our presentation soon. It seems that everyone recommends WatiN and Selenium . Which do you prefer for automated testing of ASP.NET web forms? Which of these products work better for you?
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