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Where is the itoa function in Linux?
...char *buf, size_t len, int num)
{
static char loc_buf[sizeof(int) * CHAR_BITS]; /* not thread safe */
if (!buf)
{
buf = loc_buf;
len = sizeof(loc_buf);
}
if (snprintf(buf, len, "%d", num) == -1)
return ""; /* or whatever */
return buf;
}
const char *my_itoa(int num)
{ ret...
How to make git mark a deleted and a new file as a file move?
...
Sorry if this seems a bit pedantic, but "Git is generally rather good at recognising moves, because GIT is a content tracker" seems like a non-sequitur to me. It's a content tracker, yes, and perhaps it happens to be good at detecting moves, but t...
Where in a virtualenv does the custom code go?
...ython
>>> import mypackage1
>>>
If you decide to be a bit more organized, you should consider putting all your virtualenvs into one folder, and name each of them after the project you are working on.
/virtualenvs
/foobar
/bin
{activate, activate.py, easy_ins...
Error handling in C code
...error-enum in, const char* out.
I know this idea makes multithreaded use a bit difficult, but it would be nice if application programmer can set an global error-callback. That way they will be able to put a breakpoint into the callback during bug-hunt sessions.
Hope it helps.
...
Understanding slice notation
...
The Python tutorial talks about it (scroll down a bit until you get to the part about slicing).
The ASCII art diagram is helpful too for remembering how slices work:
+---+---+---+---+---+---+
| P | y | t | h | o | n |
+---+---+---+---+---+---+
0 1 2 3 4 5 6...
Can we define implicit conversions of enums in c#?
... byte openedValue = AccountStatus.Open; // Works
This is a fair bit more work than declaring a normal enum (though you can refactor some of the above into a common generic base class). You can go even further by having the base class implement IComparable & IEquatable, as well as addi...
Is there type Long in SQLite?
...
His above link depicts a 64 bit Integer or Essentially a long, also see
What is the difference between SQLite integer data types like int, integer, bigint, etc.?
and
Version of SQLite used in Android?
...
C++ convert hex string to signed integer
I want to convert a hex string to a 32 bit signed integer in C++.
9 Answers
9
...
How to “properly” create a custom object in JavaScript?
..._init.call(this, x, y);
this.r= r;
};
...which is starting to look a bit more like other languages, albeit with slightly clumsier syntax. You can sprinkle in a few extra features if you like. Maybe you want makeSubclass to take and remember a class name and provide a default toString using it....
How to implement Enums in Ruby?
...
Just a comment. Ruby's a bit of a pain about naming conventions but not really obvious about them until you trip over them. The names of the enums must be all caps and the first letter of the module name must be capitalized for ruby to know that the ...