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How to convert String object to Boolean Object?
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Well, as now in Jan, 2018, the best way for this is to use apache's BooleanUtils.toBoolean.
This will convert any boolean like string to boolean, e.g. Y, yes, true, N, no, false, etc.
Really handy!
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While loop to test if a file exists in bash
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When you say "doesn't work", how do you know it doesn't work?
You might try to figure out if the file actually exists by adding:
while [ ! -f /tmp/list.txt ]
do
sleep 2 # or less like 0.2
done
ls -l /tmp/list.txt
You might also make sure that you're using a Ba...
How to go back (ctrl+z) in vi/vim
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I know that most of my answer is duplicated with those already present, but the value added of my answer is redo as Ctrl + r (lower case r) based on the documentation. Nobody before put it here. In addition, I tried to make the ...
jQuery: how to change title of document during .ready()?
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@OrionEdwards Now, more than five years later, rimmkaufman.com/blog/googlebot-crawling-javascript-site-ready/…
– kqr
Sep 22 '14 at 9:49
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Is this object-lifetime-extending-closure a C# compiler bug?
...ernal static void StaticMethod(double arg) { }
}
}
in cl: (Note !! now the this reference is gone !)
public hidebysig
instance void InstanceMethod () cil managed
{
// Method begins at RVA 0x2074
// Code size 56 (0x38)
.maxstack 4
.locals init (
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jQuery hasAttr checking to see if there is an attribute on an element [duplicate]
...@baiano IE6&7 are the only ones that don't support it, good to mention now as IE8 is pretty much all that's standing.
– Halcyon991
Jan 13 '14 at 15:02
5
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How to parse a string into a nullable int
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And now in the C# 6, it can be one line! Int32.TryParse(stringVal, out var tempVal) ? tempVal : (int?)null;
– MerickOWA
May 1 '14 at 14:23
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- how to allow only one item selected?
...ingle value should be selected, remove the attribute and the browser will know to allow only a single selection.
Use the tools you have, that's what they're for.
share
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improve this answer
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String was not recognized as a valid DateTime “ format dd/MM/yyyy”
...ttern for the United States (en-US) but it does match for France (fr-FR).
Now, you can either call DateTime.ParseExact and pass in the exact format string that you're expecting, or you can pass in an appropriate culture to DateTime.Parse to parse the date.
For example, this will parse your date co...
“rm -rf” equivalent for Windows?
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Mystified here. I know that I tried this command and it did not work if there were files in the directory tree; now I go back and . . . magically it seems to work. Does anyone else experience inconsistent behavior with this?!
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