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cscope or ctags why choose one over the other? [closed]
...emented. The second feature means that when you type foo. or foo->, and if foo is a structure, then a pop-up menu with field completion will be shown.
cscope also has the first feature - using set cscopetag - but not the last. However cscope additionally adds the ability to jump to any of the pl...
MySQL Great Circle Distance (Haversine formula)
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I wonder about the performance implications of this if there are millions of places (+thousands of visitors)...
– Halil Özgür
Dec 1 '11 at 10:26
12
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Why does C# allow {} code blocks without a preceding statement?
Why does C# allow code blocks without a preceding statement (e.g. if , else , for , while )?
9 Answers
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What's an appropriate HTTP status code to return by a REST API service for a validation failure?
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If "validation failure" means that there is some client error in the request, then use HTTP 400 (Bad Request). For instance if the URI is supposed to have an ISO-8601 date and you find that it's in the wrong format or refers...
Is there XNOR (Logical biconditional) operator in C#?
...r, non-boolean cases present problems, like in this example:
a = 5
b = 1
if (a == b){
...
}
instead, use this:
a = 5
b = 1
if((a && b) || (!a && !b)){
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}
or
if(!(a || b) && (a && b)){
...
}
the first example will return false (5 != 1), but the second wil...
Enable 'xp_cmdshell' SQL Server
...how advanced options and xp_cmdshell to 1, in that order.
Adding to this, if you want to preserve the previous values, you can read them from sys.configurations first, then apply them in reverse order at the end. We can also avoid unnecessary reconfigure calls:
declare @prevAdvancedOptions int
de...
Capture iframe load complete event
Is there a way to capture when the contents of an iframe have fully loaded from the parent page?
6 Answers
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log4j configuration via JVM argument(s)?
...{path to file}
where {path to file} should be prefixed with file:
Edit: If you are working with log4j2, you need to use
-Dlog4j.configurationFile={path to file}
Taken from answer https://stackoverflow.com/a/34001970/552525
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TCP vs UDP on video stream
...y exam in network-programming, and one of the question they asked us was "If you are going to stream video, would you use TCP or UDP? Give an explanation for both stored video and live video-streams" . To this question they simply expected a short answer of TCP for stored video and UDP for live vid...
How can I remove a style added with .css() function?
...on't get to set the requirements of any solution you develop for a client. If that client wants or needs support for an older browser, it;s your job to provide it, period. You guys talking about "who cares" give true engineers a bad name.
– Ed DeGagne
Dec 29 '1...