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C++ performance challenge: integer to std::string conversion
Can anyone beat the performance of my integer to std::string code, linked below?
13 Answers
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git: difference between “branchname” and “refs/heads/branchname”
...itory.
refs/heads/0.58 specifies a branch named 0.58. If you don't specify what namespace the ref is in, git will look in the default ones. This makes using only 0.58 conceivably ambiguous - you could have both a branch and a tag named 0.58.
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Difference between break and continue statement
Can anyone tell me the difference between break and continue statements?
21 Answers
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How can I open Windows Explorer to a certain directory from within a WPF app?
...ll use this code to launch other apps, but the Process.Start() was exactly what I needed.
– Edward Tanguay
Nov 17 '09 at 2:09
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Get fully qualified class name of an object in Python
...d, not where Bar was defined. If the purpose of logging is to know exactly what kind of object it was, then this doesn't seem to help.
– Mark E. Haase
May 24 '12 at 14:45
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How to concatenate string variables in Bash
In PHP, strings are concatenated together as follows:
30 Answers
30
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Troubleshooting “The use statement with non-compound name … has no effect”
...ou will be used to having to do declare classes like:
use Yii;
use yii\db\WhatEver;
class AwesomeNewClass extends WhatEver
{
}
You will get this error on Use Yii since this class has no namespace.
Since this class has no namespace it automatically inherits the global symbol table and so does no...
How do I concatenate strings in Swift?
...= "Hello" let b = "World" let first = a + ", " + b Does not work, this is what works, let first = "(a), (b)" . You will get a runtime error with the first method
– Joseph
Oct 1 '14 at 21:15
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What's a quick way to test to see a file exists?
...rate through the directory's files, or I can try to open a specific file. What's the fastest way? I just need to know if the file is there or if it does not exist.
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How to install ia32-libs in Ubuntu 14.04 LTS (Trusty Tahr)
... Everything seems OK. But when I tried to compile some C code, I encounter the following error. The error seems to be due to the OS lacking the 32-bit architecture support. The error output is as following:
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