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Android : Check whether the phone is dual SIM
After a lot of research on forums, now I know that there is no way to find IMSI or SIM serial number for both the SIM cards in a dual SIM phone (except for contacting the manufacturer). Now my changed question is, can we at all detect that the phone has two SIMs? I believe it can be detected with so...
Why does i = i + i give me 0?
I have a simple program:
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What is the cleanest way to ssh and run multiple commands in Bash?
I already have an ssh agent set up, and I can run commands on an external server in Bash script doing stuff like:
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Creating hidden arguments with Python argparse
Is it possible to add an Argument to an python argparse.ArgumentParser without it showing up in the usage or help ( script.py --help )?
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Guaranteed lifetime of temporary in C++?
Does C++ provide a guarantee for the lifetime of a temporary variable that is created within a function call but not used as a parameter? Here's an example class:
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MySQL/Amazon RDS error: “you do not have SUPER privileges…”
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Per http://getasysadmin.com/2011/06/amazon-rds-super-privileges/, you need to set log_bin_trust_function_creators to 1 in AWS console, to load your dump file without errors.
If you want to ignore these errors, and load the rest ...
Determine the data types of a data frame's columns
I'm using R and have loaded data into a dataframe using read.csv() . How do I determine the data type of each column in the data frame?
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HTML character decoding in Objective-C / Cocoa Touch
First of all, I found this: Objective C HTML escape/unescape , but it doesn't work for me.
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What does the “map” method do in Ruby?
I'm new to programming. Can someone explain what .map would do in:
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Should I hash the password before sending it to the server side?
I noticed that most sites send the passwords as plain text over HTTPS to the server. Is there any advantage if instead of that I sent the hash of the password to the server? Would it be more secure?
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