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How to redirect output of an entire shell script within the script itself?
...simpler for the people who have to maintain the script later to understand what's going on if you scope the redirected code as shown above.
The relevant sections of the Bash manual are Grouping Commands and I/O Redirection. The relevant sections of the POSIX shell specification are Compound Comman...
Is int[] a reference type or a value type?
I know an int is a value type, but what are arrays of value types? Reference types? Value types? I want to pass an array to a function to check something. Should I just pass the array, as it will just pass the reference of it, or should I pass it as ref?
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Interview question: Check if one string is a rotation of other string [closed]
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@unicornaddict - what's great about this solution is it's so obvious once you point it out, I hate myself for not thinking of it!
– James B
Apr 30 '10 at 8:41
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Python how to write to a binary file?
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This is exactly what bytearray is for:
newFileByteArray = bytearray(newFileBytes)
newFile.write(newFileByteArray)
If you're using Python 3.x, you can use bytes instead (and probably ought to, as it signals your intention better). But in P...
What does mvn install in maven exactly do
...t's kind of the point. If it's not in the local repository it will look in whatever repositories you have configured (or the defaults) and install it to your local repo if it's found. I suspect you could configure it to always skip the local repo, although I don't know how without looking it up.
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Check if an image is loaded (no errors) with jQuery
...to the original src attribute of the original image. Here's an example of what I mean:
$("<img/>")
.on('load', function() { console.log("image loaded correctly"); })
.on('error', function() { console.log("error loading image"); })
.attr("src", $(originalImage).attr("src"))
;
Ho...
What is wrong with using goto? [duplicate]
...is one (if also read some negative texts about them some years ago):
What is actually wrong with it? Why are goto's even possible in C++ then?
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Find if current time falls in a time range
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What if there are different time for different days? Is there a easy to compare that? stackoverflow.com/questions/22769557/…
– SearchForKnowledge
Mar 31 '14 at 18:50
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How to debug PDO database queries?
... SQL query, by injecting the values into the SQL string of the statement.
What I usually do, in this kind of situations, is :
echo the SQL code that corresponds to the statement, with placeholders
and use var_dump (or an equivalent) just after, to display the values of the parameters
This is gene...
Is it safe to delete a NULL pointer?
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@Alice: It is irrelevant what the standard says in that respect. The standard defined deleting a null pointer being valid for some absurd reason 30 years ago, so it is legal (most likely a C legacy). But deleting the same pointer twice (even after ch...