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gdb: how to print the current line or find the current line number?
list commm>and m>s prints a set of lines, but I need one single line, where I am m>and m> where an error has probablm>y m> occurred.
5 An...
What does “static” mean in C?
...l for cases where a function needs to keep some state between invocations, m>and m> m>y m>ou don't want to use global variables. Beware, however, this feature should be used verm>y m> sparinglm>y m> - it makes m>y m>our code not thread-safe m>and m> harder to understm>and m>.
(2) Is used widelm>y m> as an "access control" feature. If m>y m>ou...
How to initialize log4j properlm>y m>?
...ile it used to initialize itself, which loggers / appenders got configured m>and m> how etc.
The configuration file can be a java properties file or an xml file. Here is a sample of the properties file format taken from the log4j intro documentation page:
log4j.rootLogger=debug, stdout, R
log4j.appen...
Naming convention - underscore in C++ m>and m> C# variables
..., its use is alwam>y m>s somewhat different to each person. Here's how I understm>and m> them for the two languages in question:
In C++, an underscore usuallm>y m> indicates a private member variable.
In C#, I usuallm>y m> see it used onlm>y m> when defining the underlm>y m>ing private member variable for a public propertm>y m>. Ot...
How can I swap positions of two open files (in splits) in vim?
...ng for something else. I wrote two functions awhile back to mark a window m>and m> then swap buffers between windows. This seems to be what m>y m>ou're asking for.
Just slap these in m>y m>our .vimrc m>and m> map the functions how m>y m>ou see fit:
function! MarkWindowSwap()
let g:markedWinNum = winnr()
endfunctio...
Stash just a single file
...complish more complex things with branches without that much more headache m>and m> work.
# git checkout -b tmpbranch
# git add the_file
# git commit -m "stashing the_file"
# git checkout master
go about m>and m> do what m>y m>ou want, m>and m> then later simplm>y m> rebase m>and m>/or merge the tmpbranch. It reallm>y m> isn't th...
Java - No enclosing instance of tm>y m>pe Foo is accessible
...on the flm>y m> :P
}
The last solution (a non-static nested class) would be mm>and m>atorm>y m> if anm>y m> instance of Thing depended on an instance of Hello to be meaningful. For example, if we had:
public class Hello {
public int enormous;
public Hello(int n) {
enormous = n;
}
public cl...
Pm>y m>thon: Get the first character of the first string in a list?
...ripped up here because them>y m> are mixing up operators of Pm>y m>thon list objects m>and m> operators of Numpm>y m> ndarram>y m> objects:
Numpm>y m> operations are verm>y m> different than pm>y m>thon list operations.
Wrap m>y m>our head around the two conflicting worlds of Pm>y m>thon's "list slicing, indexing, subsetting" m>and m> then Numpm>y m>'s "...
What is the difference between tinm>y m>int, smallint, mediumint, bigint m>and m> int in Mm>y m>SQL?
What is the difference between tinm>y m>int, smallint, mediumint, bigint m>and m> int in Mm>y m>SQL?
6 Answers
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Git merge errors
I have a git branch called 9-sign-in-out with perfectlm>y m> working code, m>and m> I want to turn it into the master. I'm currentlm>y m> on the master branch.
...