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Error handling in C code
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What if you want to communicate more details of the error? E.g. you have a parser error and want to provide line number and column of the syntax error and a way to print it all nicely.
– panzi
Oct 20 '13 at 23:44
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What linux shell command returns a part of a string? [duplicate]
...ction, using the built-in substring expansion (see dmckee's answer) is the more efficient way to go. That said, cut is easier to remember and use.
– Toybuilder
Nov 14 '11 at 17:44
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How do I trim whitespace from a string?
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268
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Definitive way to trigger keypress events with jQuery
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fwiw, I had more success with 'keyup' for my application
– mark
Jan 9 '13 at 21:30
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MySQL root password change
...HERE user='root'; >FLUSH PRIVILEGES; In MySQL version 5.7.x there is no more password field in the mysql table. It was replaced with authentication_string.
– Robert Anthony S. Tribiana
Aug 19 '18 at 3:16
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Login to Microsoft SQL Server Error: 18456
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69
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What is a StackOverflowError?
...ng condition, thus make sure your method can handle input values requiring more recursive calls.
If you've got no obvious recursive functions then check to see if you're calling any library functions that indirectly will cause your function to be called (like the implicit case above).
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Differences between Emacs and Vim
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139
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What is the purpose of setting a key in data.table?
...o be set on x. With the new on= argument from v1.9.6+, this is not true anymore, and setting keys is therefore not an absolute requirement here as well.
## joins using < v1.9.6
setkey(X, a) # absolutely required
setkey(Y, a) # not absolutely required as long as 'a' is the first column
X[Y]
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How to do an update + join in PostgreSQL?
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Let me explain a little more by my example.
Task: correct info, where abiturients (students about to leave secondary school) have submitted applications to university earlier, than they got school certificates (yes, they got certificates earlier, t...