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Cache an HTTP 'Get' service response in AngularJS?
...rJS service that makes an HTTP 'Get' request when its data object is empty and populates the data object on success.
7 Answ...
Variable is accessed within inner class. Needs to be declared final
...u can use final in Java, but I am not sure if you can use it when building Android app, so Googling it might be a good idea :-)
– Kevin Zhao
Oct 12 '15 at 20:15
15
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Why do I get a SyntaxError for a Unicode escape in my file path?
The folder I want to get to is called python and is on my desktop.
7 Answers
7
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Plot a bar using matplotlib using a dictionary
...
You can do it in two lines by first plotting the bar chart and then setting the appropriate ticks:
import matplotlib.pyplot as plt
D = {u'Label1':26, u'Label2': 17, u'Label3':30}
plt.bar(range(len(D)), list(D.values()), align='center')
plt.xticks(range(len(D)), list(D.keys()))
# #...
Drop data frame columns by name
...DF) %in% drops)]
Or, alternatively, you can make a list of those to keep and refer to them by name :
keeps <- c("y", "a")
DF[keeps]
EDIT :
For those still not acquainted with the drop argument of the indexing function, if you want to keep one column as a data frame, you do:
keeps <- "y"
...
Disable Visual Studio devenv solution save dialog
...osoft shared\MSEnv\VSLauncher.exe" > Properties > Compatibility > and set "Run this program as an administrator", double-clicking a VS2010 and VS2012 sln files in Windows Explorer works as expected. I also did the same for "C:\Program Files (x86)\Microsoft Visual Studio 11.0\Common7\IDE\de...
Checking user's homepage in Internet Explorer
...he same domain. For example, if www.microsoft.com is set as your homepage, and you call this method from a page on the Microsoft® Web site, then the isHomePage method returns true. However, if your homepage is set to www.microsoft.com and you call this method from a page on a different domain, the ...
How do I put variables inside javascript strings?
...e('hello %s, how are you doing', my_name);
This is only a simple example and does not take into account different kinds of data types (like %i, etc) or escaping of %s. But I hope it gives you some idea. I'm pretty sure there are also libraries out there which provide a function like this.
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How to implement the Java comparable interface?
...y abstract class. I have the following example code that I am using to try and get my head around it:
10 Answers
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How can I run code on a background thread on Android?
...ill take at most a few seconds to complete
THEN use the following clean and efficient pattern which uses AsyncTask:
AsyncTask.execute(new Runnable() {
@Override
public void run() {
//TODO your background code
}
});
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