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Execute SQLite script
...ent solutions. < will exit the SQLite prompt immediately and return the error code to the shell. .read file.sql will leave the prompt up and -init file.sql will always return 0, so < is the best for scripting. Also it's cross-platform unlike .read which doesn't support Windows paths.
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How do I get the information from a meta tag with JavaScript?
...kid It does seem somewhat superfluous. The snippet will always throw a TypeError if the tag is not found by its "property". Including [content] in the selector extends that exception to the case where any matching tag lacks a content attribute. IMO it makes more sense in that case to get a null resu...
Why does one often see “null != variable” instead of “variable != null” in C#?
...n you do an assignment in a conditional nowadays, and C# actually gives an error. Most people just stick with the var == null scheme since it's easier to read for some people.
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Why does ++[[]][+[]]+[+[]] return the string “10”?
... sure how this is possible. ++[[]][0] returns indeed 1, but ++[] throws an error. This is remarkable because it looks like ++[[]][0] does boil down to ++[]. Do you perhaps have any idea why ++[] throws an error whereas ++[[]][0] does not?
– pimvdb
Sep 9 '11 at ...
Check for internet connection availability in Swift
...nnection.sendSynchronousRequest(request, returningResponse: &response, error: nil) as NSData?
if let httpResponse = response as? NSHTTPURLResponse {
if httpResponse.statusCode == 200 {
Status = true
}
}
return Status
}
}
And then you can check intern...
Maintain/Save/Restore scroll position when returning to a ListView
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there was an error in your answer. The method is called setSelection
– Janusz
Jun 10 '10 at 14:10
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What data type to use for money in Java? [closed]
...ally microdollars, actually, as then if you do e.g $10/3 then the rounding error (3333.3 => 3333.0) doesn't affect the final value as much (in this case it doesn't impact the real value at all, although it's dangerous to assume that it never will). This is especially important if you're doing a ...
Dynamic Anonymous type in Razor causes RuntimeBinderException
I'm getting the following error:
12 Answers
12
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Android App Not Install. An existing package by the same name with a conflicting signature is alread
...ith signed key, now while im trying to install that build in it through an error ::: An existing pacakage by the same name with a conflicting signature is already installed . And not getting installed too . Kindly help .
– Tarit Ray
Apr 19 '19 at 12:52
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How to check if a map contains a key in Go?
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I'm getting this error when I try that: assignment mismatch: 2 variables but 1 values
– raphael75
Jul 8 at 13:39
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