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How do I make a batch file terminate upon encountering an error?
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Check the errorlevel in an if statement, and then exit /b (exit the batch file only, not the entire cmd.exe process) for values other than 0.
same-executable-over-and-over.exe /with different "parameters"
if %errorlevel% neq 0 exit /b %errorlevel%
If you want the val...
How do I make jQuery wait for an Ajax call to finish before it returns?
...t; {
reject(response);
}
})
})
}
Then call it in an async function like:
let response = await upload();
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Rotating videos with FFmpeg
...t-mode video and just want to "UN-rotate" it to have a standard 1920x1080, then you probably want rotate=0.
– mivk
Nov 15 '16 at 19:29
1
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How to use index in select statement?
...eneral, the index will be used if the assumed cost of using the index, and then possibly having to perform further bookmark lookups is lower than the cost of just scanning the entire table.
If your query is of the form:
SELECT Name from Table where Name = 'Boris'
And 1 row out of 1000 has the na...
Spring MVC - How to get all request params in a map in Spring controller?
...m a POST request. If the user does not know the keys in the query string, then how will they be able to distinguish between what came from the query string and what is from data from a POST body?
– nicholas.hauschild
Sep 5 '11 at 22:26
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jQuery checkbox checked state changed event
...ckboxes (so it would fire when they are unchecked and checked later again) then this is what you want.
$(function() {
$("input[type='checkbox']:checked").change(function() {
})
})
if your intention is to attach event to all checkboxes (checked and unchecked)
$(function() {
$("input[...
Using DNS to redirect to another URL with a path [closed]
...ath/index.htm
You could use:
www.proof.com IN CNAME proof.proof-two.com
then go to wherever you host proof-two.com and set it to point proof.proof-two.com to www.proof-two.com/path/index.htm.
~ there's always more than one way to skin a cat
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Is there a Java equivalent or methodology for the typedef keyword in C++?
...sometimes desirable). I would usually do this inside of another class, so then the type becomes more obvious (i.e. MyTree.Branches, where class Branches extends HashSet<MyTree>{})
– Josh Petitt
Oct 6 '13 at 16:13
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final keyword in method parameters [duplicate]
... the object reference (which is a pointer to an object). The final keyword then prevents the reference from being changed but ... any mutable members of said object can still be modified, despite the fact that the parent reference is a copy. See: javaworld.com/article/2077424/learn-java/…
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Difference between map and collect in Ruby?
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@Mark Reed but then, programmers not coming from SmallTalk would be confuset by having two different functions wchich turn out to be just aliases. It causes questions like the OP one above.
– SasQ
Aug ...