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Iteration over std::vector: unsigned vs signed index variable
What is the correct way of iterating over a vector in C++?
17 Answers
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How to debug PDO database queries?
Before moving to PDO, I created SQL queries in PHP by concatenating strings. If I got database syntax error, I could just echo the final SQL query string, try it myself on the database, and tweak it until I fixed the error, then put that back into the code.
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Android OnClickListener - identify a button
I have the activity:
11 Answers
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How do I prevent Android taking a screenshot when my app goes to the background?
The app I'm currently building has the requirement that the app has to prevent the OS to take a screenshot of the app when it's being pushed into the background for security reasons. This way it won't be able to see the last active screen when switching between apps.
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“for line in…” results in UnicodeDecodeError: 'utf-8' codec can't decode byte
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As suggested by Mark Ransom, I found the right encoding for that problem. The encoding was "ISO-8859-1", so replacing open("u.item", encoding="utf-8") with open('u.item', encoding = "ISO-8859-1") will solve the problem.
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Are std::vector elements guaranteed to be contiguous?
My question is simple: are std::vector elements guaranteed to be contiguous? In order word, can I use the pointer to the first element of a std::vector as a C-array?
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How do I view cookies in Internet Explorer 11 using Developer Tools
I'm looking for how to view the cookies set using developer tools in IE11. I see an option in network profiling to view cookies being sent back and forth, but this is not really the same thing. It is cumbersome to use since it's per request. Surely there must be a way to view all cookies like you ca...
How to handle button clicks using the XML onClick within Fragments
Pre-Honeycomb (Android 3), each Activity was registered to handle button clicks via the onClick tag in a Layout's XML:
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Access denied for user 'root@localhost' (using password:NO)
I'm new to MySQL, I'm trying to run WordPress in my Windows desktop and it needs MySQL.
16 Answers
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How to list active / open connections in Oracle?
Is there any hidden table, system variable or something to show active connections in a given moment?
9 Answers
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