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Evaluate expression given as a string
... My point was that people should not use parse(text=.) but rather quote(.) etc, to construct the call which later will be eval()ed.
– Martin Mächler
Aug 6 '19 at 7:43
2
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How to check if character is a letter in Javascript?
...and just add more detail as you need it: str.match(/[A-Z|a-z|ü|é]/i); //etc
– Eli
Jun 22 '15 at 21:54
...
What is the proper way to format a multi-line dict in Python?
...
I use #3. Same for long lists, tuples, etc. It doesn't require adding any extra spaces beyond the indentations. As always, be consistent.
mydict = {
"key1": 1,
"key2": 2,
"key3": 3,
}
mylist = [
(1, 'hello'),
(2, 'world'),
]
nested = {
a...
Catch All Bugs with BugTrap! - 开源 & Github - 清泛网移动版 - 专注C/C++及内核技术
... from my own library: collection classes, IO streams, built-in XML parser, etc. BugTrap DLL depends on zlib. I have included it in the archive to simplify building.
CrashExplorer depends on STL, Boost and WTL. Both libraries must be pre-installed on your computer.
Thank you!
I appreciate support,...
How to override toString() properly in Java?
...ing() method, returns the desired output, it can be the state of an object etc. depends on your implementation.
Advantage of Java toString() method
By overriding the toString() method of the Object class, we can return values of the object, so we don't need to write much code.
Output without toSt...
IPC performance: Named Pipe vs Socket
...(processAin, processAout, processBin, processBout, processCin, processCout etc)
Or you can go hybrid as always :)
Named pipes are quite easy to implement.
E.g. I implemented a project in C with named pipes, thanks to standart file input-output based communication (fopen, fprintf, fscanf ...) it ...
Fastest way to find second (third…) highest/lowest value in vector or column
...ightly more general function, which can be used to find the 2nd, 3rd, 4th (etc.) max:
maxN <- function(x, N=2){
len <- length(x)
if(N>len){
warning('N greater than length(x). Setting N=length(x)')
N <- length(x)
}
sort(x,partial=len-N+1)[len-N+1]
}
maxN(1:10)
...
In a .csproj file, what is for?
...r a command line project, WinForm project or UnitTest project (in my case) etc. None and Content have no different behavior.
MSDN: "project output group" or "Content output group" only terms used in a Web project, right?
sh...
How to use 'find' to search for files created on a specific date? [closed]
... could do this:
find ./ -type f -ls |grep '10 Sep'
Example:
[root@pbx etc]# find /var/ -type f -ls | grep "Dec 24"
791235 4 -rw-r--r-- 1 root root 29 Dec 24 03:24 /var/lib/prelink/full
798227 288 -rw-r--r-- 1 root root 292323 Dec 24 23:53 /var/log/sa/sar24
797244...
Renaming files in a folder to sequential numbers
... n f; do mv -n "$f" "$n.ext"; done
You can change .ext with .png, .jpg, etc.
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