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Detect Android phone via Javascript / jQuery
...ndroid = ua.indexOf("android") > -1; //&& ua.indexOf("mobile");
if(isAndroid) {
// Do something!
// Redirect to Android-site?
window.location = 'http://android.davidwalsh.name';
}
PHP:
$ua = strtolower($_SERVER['HTTP_USER_AGENT']);
if(stripos($ua,'android') !== false) { // &&...
Purge Kafka Topic
...r is correct, that method has been deprecated. Topic configuration should now be done via kafka-configs.
kafka-configs --zookeeper localhost:2181 --entity-type topics --alter --add-config retention.ms=1000 --entity-name MyTopic
Configurations set via this method can be displayed with the command...
How can I see the raw SQL queries Django is running?
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Great answer. However, it is recommended to use the specified, builtin Pythonian str() function, which invokes the internal __str__() method. e.g. str(MyModel.objects.filter(name="my name").query) I would also recommend using IPython and the Django shell of your project. Tab comp...
How to avoid java.util.ConcurrentModificationException when iterating through and removing elements
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I know that cloning the list would help, but I don't know if it is a good approach. But I'll add some more code.
– RoflcoptrException
Nov 12 '11 at 13:32
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Set Matplotlib colorbar size to match graph
...s, which produces the right height, but it introduces a different problem.
Now the width of the colorbar (as well as the space between colorbar and plot) changes with the width of the plot.
In other words, the aspect ratio of the colorbar is not fixed anymore.
To get both the right height and a giv...
How to mock the Request on Controller in ASP.Net MVC?
...lt;T>.SetupGet<Tpropert>.... cannot be infered from uage. Try specifying the type arguments explicitly. What type do I set 'var request=' to though to get this to work?
– Nissan
Jun 9 '09 at 14:14
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How do I save a String to a text file using Java?
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The function is now deprecated, you should add the default charset --> FileUtils.writeStringToFile(new File("test.txt"), "Hello File", forName("UTF-8"));
– Paul Fournel
Nov 9 '17 at 8:10
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Peak-finding algorithm for Python/SciPy
...sed a (noisy) frequency-varying sinusoid on purpose because it shows many difficulties. We can see that the width parameter is not very useful here because if you set a minimum width too high, then it won't be able to track very close peaks in the high frequency part. If you set width too low, you w...
How can I count the occurrences of a list item?
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If you only want one item's count, use the count method:
>>> [1, 2, 3, 4, 1, 4, 1].count(1)
3
Don't use this if you want to count multiple items. Calling count in a loop requires a separate pass over the list for ...
Java project in Eclipse: The type java.lang.Object cannot be resolved. It is indirectly referenced f
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This is an annoying Eclipse Bug which seems to bite now and then. See http://dev-answers.blogspot.de/2009/06/eclipse-build-errors-javalangobject.html for a possible solution, otherwise try the following;
Close the project and reopen it.
Clean the project (It will rebuild the...