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how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?
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Why is reading lines from stdin much slower in C++ than Python?
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insert multiple rows via a php array into mysql
... insert commands and I'm wondering if its possible to insert approximately 1000 rows at a time via a query other than appending each value on the end of a mile long string and then executing it. I am using the CodeIgniter framework so its functions are also available to me.
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Safely override C++ virtual functions
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Since g++ 4.7 it does understand the new C++11 override keyword:
class child : public parent {
public:
// force handle_event to override a existing function in parent
// error out if the function with the correct signature does not exist
void han...
Change a Git remote HEAD to point to something besides master
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Why is this program valid? I was trying to create a syntax error
I'm running ActiveState's 32 bit ActivePerl 5.14.2 on Windows 7. I wanted to mess around with a Git pre-commit hook to detect programs being checked in with syntax errors. (Somehow I just managed to do such a bad commit.) So as a test program I randomly jotted this:
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How to check if AlarmManager already has an alarm set?
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How to bring back “Browser mode” in IE11?
UPDATE : The old question applies only to IE11 preview; browser mode had returned in final release of IE11. But there is a catch: it is next to useless, because it does not emulate conditional comments. For example, if you use them to enable HTML5 support in legacy IEs, you will no longer be able to...
What's the difference between including files with JSP include directive, JSP include action and usi
...for the first 3 mechanisms quoting from "Head First Servlets and JSP")
1) The include directive:
<%@ include file="header.html" %>
Static: adds the content from the value of the file attribute to the current page at translation time. The directive was
originally intended for sta...
Difference between method and function in Scala
...apter 3 (types) tell us about Function Types (3.2.9) and Method Types (3.3.1). Chapter 4 (basic declarations) speaks of Value Declaration and Definitions (4.1), Variable Declaration and Definitions (4.2) and Functions Declarations and Definitions (4.6). Chapter 6 (expressions) speaks of Anonymous Fu...