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Why does an NSInteger variable have to be cast to long when used as a format argument?
...tice this is true not just for NSLog statements, which are just debugging aids after all, but also for [NSString stringWithFormat:] and the various derived messages, which are legitimate elements of production code.
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Declaring an enum within a class
...t other classes use then you might as well make it global (or at least outside Car).
It makes no difference. If there is a global one then the local one is still used anyway as it is closer to the current scope. Note that if you define those function outside of the class definition then you'll need ...
How to inspect the return value of a function in GDB?
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May b a stupid question What if function does not have return value?
– Roon13
Oct 15 '18 at 23:29
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How to git-svn clone the last n revisions from a Subversion repository?
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SVN uses consecutive integers to identify revisions, making it even more trivial to walk back n commits ...
– harmic
Apr 20 '17 at 1:15
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Why does sys.exit() not exit when called inside a thread in Python?
This could be a stupid question, but I'm testing out some of my assumptions about Python and I'm confused as to why the following code snippet would not exit when called in the thread, but would exit when called in the main thread.
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What is the difference between Step Into and Step Over in the Eclipse debugger?
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Consider the following code with your current instruction pointer (the line that will be executed next, indicated by ->) at the f(x) line in g(), having been called by the g(2) line in main():
public class testprog {
stat...
How to pip install a package with min and max version range?
... var channelOptions = {
tags: "".split(" "),
id: "1"
};
initTagRenderer("".split(" "), "".split(" "), channelOptions);
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How to make the tab character 4 spaces instead of 8 spaces in nano?
...use nano with a language like python (as in your example) it's also a good idea to convert tabs to spaces.
Edit your ~/.nanorc file (or create it) and add:
set tabsize 4
set tabstospaces
If you already got a file with tabs and want to convert them to spaces i recommend the expandcommand (shell):...
Swift Programming: getter/setter in stored property
...wift I found this:
If you assign a value to a property within its own didSet observer,
the new value that you assign will replace the one that was just set.
So all you have to do is this:
var rank: Int = 0 {
didSet {
// Say 1000 is not good for you and 999 is the maximum you wan...
Difference between Array and List in scala
...hich fast random access is important.
Mutable Structures
ListBuffer provides a constant-time conversion to a List which is reason alone to use ListBuffer if such later conversion is required.
A scala Array should be implemented on the JVM by a Java array, and hence an Array[Int] may be much more...