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How can I convert String to Int?
...ng is successful or not, AND stores the cast integer in a variable at same time. Obviously you would often want to continue above line with 'else { // string parsed is not an integer, therefore some code to handle this situation }'
– Will Croxford
Jul 13 '18 at...
How to print matched regex pattern using awk?
... @ArthurAccioly Correct. I used the term to extract the average roundtrip time from a ping call, that's where it came from. funny that it took 4 years to discover it ;)
– Daniel Alder
Jul 14 '18 at 19:23
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Input type=password, don't let browser remember the password
...." there are both technical and non technical reasons for having this. One-time passwords shouldn't be remembered, for example. Bank sites with "enter first digit of your PIN" is another. Don't forget that a business analyst might decide he wants a password field and remove the choice from the devel...
Error to use a section registered as allowDefinition='MachineToApplication' beyond application level
...lped and cleared things up -- a lot of things up. I truly appreciate your time in answering this question; I learned a ton just by reading your answer, and things make a little more sense now. I think I'm going to attempt to merge the two web.config files -- at least the authentication part -- and...
Viewing full version tree in git
...of those switches from the first version, or you just re-type them all the time ? Thank you.
– rchrd
May 15 at 23:08
...
What is Ad Hoc Query?
... table WHERE id = " + myId;
...which is an entirely different query each time that line of code is executed, depending on the value of myId. The opposite of an ad hoc query is a predefined query such as a Stored Procedure, where you have created a single query for the entire generalized purpose of...
Rails server says port already used, how to kill that process?
... this is a good way of getting the PID for a specific project however, sometimes when a process suddenly closes, the file might be absent but the server could still be running. Doing a lsof -wni tcp:3000 will always show all processes listening on that protocol:port combination. (where 3000 is to be...
What is the most effective way to get the index of an iterator of an std::vector?
...tter" depends on what behavior you want: Do you want to guarantee constant-time behavior, or do you want it to fall back to linear time when necessary?
it - vec.begin() takes constant time, but the operator - is only defined on random access iterators, so the code won't compile at all with list ite...
Custom attributes - Yea or nay?
...
sadly, writing css selectors for two classes at the same time (.a.b notice the missing blank) does not work in IE. it does work in firefox and other browsers though. still, using classes is a great way to embed additional semantic meaning to your markup
– kni...
How to randomize (or permute) a dataframe rowwise and columnwise?
...,1,0,0,0,1,1,1,0,1,0,1,1), ncol = 5)
set.seed(4)
out <- permatswap(mat, times = 99, burnin = 20000, thin = 500, mtype = "prab")
This gives:
R> out$perm[[1]]
[,1] [,2] [,3] [,4] [,5]
[1,] 1 0 1 1 1
[2,] 0 1 0 1 0
[3,] 0 0 0 1 1
[4,] 1 0...