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Broadcast receiver for checking internet connection in android app
I am developing an android broadcast receiver for checking internet connection.
21 Answers
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string to string array conversion in java
I have a string = "name";
I want to convert into a string array.
How do I do it?
Is there any java built in function? Manually I can do it but I'm searching for a java built in function.
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A std::map that keep track of the order of insertion?
I currently have a std::map<std::string,int> that stores an integer value to an unique string identifier, and I do look up with the string. It does mostly what I want, except for that it does not keep track of the insertion order. So when I iterate the the map to print out the values, they a...
How to wait for a keypress in R?
I want to pause my R script until the user presses a key.
6 Answers
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TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
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TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展
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Is there a print_r or var_dump equivalent in Ruby / Ruby on Rails?
I'm looking for a way to dump the structure of an object, similar to the PHP functions print_r and var_dump for debugging reasons.
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Python Nose Import Error
I can't seem to get the nose testing framework to recognize modules beneath my test script in the file structure. I've set up the simplest example that demonstrates the problem. I'll explain it below.
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Can git ignore a specific line?
I'm using git to sync to phonegap while testing on the phone's native browser. As such I have the following line:
8 Answers...
Merge multiple lines (two blocks) in Vim
I'd like to merge two blocks of lines in Vim, i.e. take lines n..m and append them to lines a..b . If you prefer a pseudocode explanation: [a[i] + b[i] for i in min(len(a), len(b))]
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Add a column to a table, if it does not already exist
I want to write a query for MS SQL Server that adds a column into a table. But I don't want any error display, when I run/execute the following query.
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