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Git says “Warning: Permanently added to the list of known hosts”
... issue on my ubuntu machine. It started to behave this way after I used a different (from my default ~/.ssh/id_rsa) key to connect to a server. As @JeremiahGowdy mentioned, I have debug3: load_hostkeys: loading entries for host "172.16.3.101" from file "/dev/null". Why does SSH starts using /dev/nul...
Count occurrences of a char in plain text file
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This one doesn't work if you need to count \r or \n characters; the tr -cd f answer does work for that.
– bjnord
Oct 5 '13 at 0:08
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comparing 2 strings alphabetically for sorting purposes
...lly for sorting purposes. For example I want to have a boolean check like if('aaaa' < 'ab') . I tried it, but it's not giving me correct results, so I guess that's not the right syntax. How do I do this in jquery or Javascript?
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How to increase font size in a plot in R?
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Thanks! What is the difference with "ps=1.5"?
– Tim
Nov 22 '10 at 2:44
5
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Nested rows with bootstrap grid system?
... row between col for minibox 2 and col for minibox 3? and what will happen if there is?
– pashute
Aug 14 '15 at 11:24
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Lambda Expression and generic method
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You can't use a lambda expression for a functional interface, if the method in the functional interface has type parameters. See section §15.27.3 in JLS8:
A lambda expression is compatible [..] with a target type T if T is a functional interface type (§9.8) and the expression is c...
Python Remove last 3 characters of a string
...o removed). That said replace() is probably much faster, so it can be used if, say, the input strings are known to be encoded in ASCII, which only has one space character (I'm using Python 2 terminology, here.)
– Eric O Lebigot
Mar 14 '13 at 1:33
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Why do we need entity objects? [closed]
...ted the "logic" of the application is, and where you have implemented it. If all your logic is in stored procedures, and all your application does is call those procedures and display the results, then developing entity objects is indeed a waste of time. But for an application where the objects ha...
How to create empty text file from a batch file?
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@Reegan If you used echo 2 without the ., the console would read "ECHO is off." Using echo. 2 effectively silences console output by only displaying a newline.
– OneManBand
Nov 19 '14 at 19:28
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Unix shell script find out which directory the script file resides?
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This doesn't work if you've called the script via a symbolic link in a different directory. To make that work you need to use readlink as well (see al's answer below)
– AndrewR
Mar 17 '10 at 23:26
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