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Is it possible to use global variables in Rust?
...ation is performed at runtime. Here are a few examples:
static SOME_INT: i32 = 5;
static SOME_STR: &'static str = "A static string";
static SOME_STRUCT: MyStruct = MyStruct {
number: 10,
string: "Some string",
};
static mut db: Option<sqlite::Connection> = None;
fn main() {
p...
ruby system command check exit code
... |
edited Sep 10 '13 at 20:36
answered Sep 10 '13 at 20:31
...
error: default argument given for parameter 1
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213
You are probably redefining the default parameter in the implementation of the function. It shou...
Creating hidden arguments with Python argparse
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srgergsrgerg
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How do I set a textbox's text to bold at run time?
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Tim LloydTim Lloyd
35.8k99 gold badges9090 silver badges127127 bronze badges
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How do I revert master branch to a tag in git?
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edited Apr 11 '13 at 8:07
answered Jul 29 '11 at 11:31
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How to attach debugger to iOS app after launch?
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answered Mar 15 '12 at 14:43
Ole BegemannOle Begemann
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Read-only and non-computed variable properties in Swift
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357
Simply prefix the property declaration with private(set), like so:
public private(set) var ho...
How to throw a C++ exception
...
379
Simple:
#include <stdexcept>
int compare( int a, int b ) {
if ( a < 0 || b <...
how can I see what ports mongo is listening on from mongo shell?
...",
"--dbpath",
"/data/test/r1",
"--port",
"30001"
],
"parsed" : {
"dbpath" : "/data/test/r1",
"port" : 30001,
"replSet" : "test",
"rest" : true
},
"ok" : 1
}
If you have not passed specific port options like the ones a...