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How would you make a comma-separated string from a list of strings?
What would be your preferred way to concatenate strings from a sequence such that between every two consecutive pairs a comma is added. That is, how do you map, for instance, ['a', 'b', 'c'] to 'a,b,c' ? (The cases ['s'] and [] should be mapped to 's' and '' , respectively.)
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How to programmatically send SMS on the iPhone?
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Restrictions
If you could send an SMS within a program on the iPhone, you'll be able to write games that spam people in the background. I'm sure you really want to have spams from your friends, "Try out this new game! It roxxers my boxxers, and yours will be too! r...
How can I get the external SD card path for Android 4.0+?
...I have a variation on a solution I found here
public static HashSet<String> getExternalMounts() {
final HashSet<String> out = new HashSet<String>();
String reg = "(?i).*vold.*(vfat|ntfs|exfat|fat32|ext3|ext4).*rw.*";
String s = "";
try {
final Process proce...
How does libuv compare to Boost/ASIO?
I'd be interested in aspects like:
4 Answers
4
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Add a new item to a dictionary in Python [duplicate]
I want to add an item to an existing dictionary in Python. For example, this is my dictionary:
3 Answers
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Visual Studio warning: “Some of the properties associated with the solution could not be read”
When I open my solution, I get a dialog with this warning. The solution (one web app, one class project) builds without errors.
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How do I print a double value without scientific notation using Java?
I want to print a double value in Java without exponential form.
14 Answers
14
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Elastic Search: how to see the indexed data
I had a problem with ElasticSearch and Rails, where some data was not indexed properly because of attr_protected. Where does Elastic Search store the indexed data? It would be useful to check if the actual indexed data is wrong.
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How to pass the value of a variable to the stdin of a command?
I'm writing a shell script that should be somewhat secure i.e. does not pass secure data through parameters of commands and preferably does not use temporary files. How can I pass a variable to the stdin of a command? Or, if it's not possible, how to correctly use temporary files for such task?
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Setting the MySQL root user password on OS X
I just installed MySQL on Mac OS X. The next step was setting the root user password, so I did this next:
23 Answers
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