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Calling a method every x minutes
... @asawyer Unfortunately your implementation gives a compile error. TotalMilliseconds returns a double while the timer expects integers or TimeSpan. I tried to update your answer to one that employs TimeSpan and throws out unnecessary bloat; however, you reverted it.
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Initializing a static std::map in C++
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I'm using your first sample as <int,string> to bind error-numbers (from an enum) with messages - it is working like a charm - thank you.
– slashmais
Sep 22 '10 at 10:57
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What is a segmentation fault?
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Segmentation fault is a specific kind of error caused by accessing memory that “does not belong to you.” It’s a helper mechanism that keeps you from corrupting the memory and introducing hard-to-debug memory bugs. Whenever you get a segfault you know you are d...
datatrigger on enum to change image
...tatus}" Value="{x:Static local:PingStatus.PING_UNKNOWN}">. No I get the error Cannot find the type 'PingStatus'.
– nabulke
Dec 18 '12 at 8:01
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The breakpoint will not currently be hit. No symbols have been loaded for this document in a Silverl
... start them as u tell.. some of them are class library projects.. follwing error popup appears: "A project with an Output Type of Class Library cannot be started directly"
– Muhammad Azeem
Oct 19 '12 at 10:31
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Simple and fast method to compare images for similarity
...al images - code for L2 distance
// Compare two images by getting the L2 error (square-root of sum of squared error).
double getSimilarity( const Mat A, const Mat B ) {
if ( A.rows > 0 && A.rows == B.rows && A.cols > 0 && A.cols == B.cols ) {
// Calculate the L2 r...
Doing a cleanup action just before Node.js exits
...s an uncaught exception when called because module does not exist
function error() {
console.log('error');
var x = require('');
};
// Try each of the following one at a time:
// Uncomment the next line to test exiting on an uncaught exception
//setTimeout(error,2000);
// Uncomment the next li...
How can I detect if a browser is blocking a popup?
... @Surendra please, can you specify what you mean with "not working"? An error at parse time? An error at runtime? The popup opens but it is marked as blocked? The popup is blocked but it is marked as open? I don't see any reason why explorer would fail this, unless calling focus() on NULL is allo...
grepping using the “|” alternative operator
...gex, so I thought that I would contribute my more specialized answer.
The error I faced turned out to be with the previous pipe operator (i.e. |) and not the alternation operator (i.e. | identical to pipe operator) in the grep regex at all. The answer for me was to properly escape and quote as nece...
how to emulate “insert ignore” and “on duplicate key update” (sql merge) with postgresql?
...INSERT and one for UPDATE" but how can I do an insert which does not throw errors on duplicate keys ? (ie. "INSERT IGNORE")
– gpilotino
Jun 18 '09 at 9:41
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