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Check existence of directory and create if doesn't exist
...f I am in folder test1 then inside it test2 inside it test3 ... but right now I am facing problem. Is there a way that I can create 3 level of directory even if directory1 does not exits ??
– Praveen Kesani
Aug 8 '16 at 6:18
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How can I use UIColorFromRGB in Swift?
...0FF) / 255.0,
alpha: CGFloat(1.0)
)
}
}
This can now be used like so:
view.backgroundColor = UIColor(rgb: 0x209624)
I would only recommend monkey patching UIKit classes like this in your own client code, not libraries.
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Print all but the first three columns
...he start of $0. 3rd would be better with printf "%s ",$i, since you don't know whether $i might contain %s or the like. But that would print an extra space at the end.
– dubiousjim
Apr 19 '12 at 3:16
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Password masking console application
... @Nadeem - The first \b moves the cursor back one position (now underneath the last * char. The [space] character "prints over" the asterisk, but also moves the cursor one character forward again, so the last \b moves the cursor back to where the last * used to be! (Phew - Hope that...
Why does git diff on Windows warn that the “terminal is not fully functional”?
...e first seems to be the original by git for windows, the second a popular known form to "heal" as well.
The problem can be caused if some other program (like for example Strawberry Perl) sets the TERM system environment variables.
http://code.google.com/p/msysgit/issues/detail?id=184
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UITapGestureRecognizer - single tap and double tap
... Have tried to use the "Fail" method call on with both recognizers just now again. But still doesn't work. If you have got the double tap thing working before, please share some more of your experience with me.
– Stanley
Jan 16 '12 at 6:13
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Is #pragma once a safe include guard?
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@AHelps Vaporware. Has it been almost five years now. Maybe in 2023 you'll come back to this comment and say "I told you so".
– doug65536
Dec 10 '16 at 10:28
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Gson: Directly convert String to JsonObject (no POJO)
...tempting JSON tree manipulation in GSON, but I have a case where I do not know or have a POJO to convert a string into, prior to converting to JsonObject . Is there a way to go directly from a String to JsonObject ?
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How to convert enum value to int?
... {
static final short PAYLOAD = 102, ACK = 103, PAYLOAD_AND_ACK = 104;
}
//Now is trivial to use it like a C# enum:
int rcv = XLINK.ACK;
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How to reshape data from long to wide format
...s this simply, with gather()/spread() being the terms for melt/cast.
Edit: Now, in 2019, tidyr v 1.0 has launched and set spread and gather on a deprecation path, preferring instead pivot_wider and pivot_longer, which you can find described in this answer. Read on if you want a brief glimpse into th...