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Declaring and initializing variables within Java switches
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Switch statements are odd in terms of scoping, basically. From section 6.3 of the JLS:
The scope of a local variable declaration in a block (§14.4) is the rest of the block in which the declaration appears, starting with its own initializer and including any further decl...
Select Row number in postgres
... imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9.17788C46.1709 8.26454 46.2665...
jQuery - If element has class do this
...s("opened")) {
$("#about").animate({right: "-700px"}, 2000);
}
But you can also simplify this to:
$('#about.opened').animate(...);
If #about doesn't have the opened class, it won't animate.
If the problem is with the animation itself, we'd need to know more about your element positioning (ab...
How to change a PG column to NULLABLE TRUE?
How can I accomplish this using Postgres? I've tried the code below but it doesn't work:
1 Answer
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Navigation drawer - disable swipe
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You can use
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MODE_LOCKED_CLOSED);
to lock your DrawerLayout so it won't be able to open with gestures. And unlock it with:
mDrawerLayout.setDrawerLockMode(DrawerLayout.LOCK_MO...
Step out of current function with GDB
...ing it continues execution of the current function until it returns to its caller, at which point it stops.
1 Answer
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Why is there no Convert.toFloat() method?
...# has ToDouble() , ToDecimal() ... I want convert to float, which method can be used? (float)var?
1 Answer
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console.log javascript [Function]
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If it's a user defined function you can use:
console.log(callback.toString());
Otherwise you'll just get something like [native code] since built in functions are not written in JavaScript.
Example:
function x(){}
// Prints "function x(){}"
(function(call...
C++ compile error: has initializer but incomplete type
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This is practically a bug on the standard library; the class was found but not the method leaving the programmer in the dark about what file to include unless he knows the standard library file names by heart, which is a ridiculous expecta...
Send string to stdin
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You can use one-line heredoc
cat <<< "This is coming from the stdin"
the above is the same as
cat <<EOF
This is coming from the stdin
EOF
or you can redirect output from a command, like
diff <(ls /bin) &l...