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std::find，std::find_if使用小结 - C/C++ - 清泛网 - 专注C/C++及内核技术
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int _tmain(int argc, TCHAR* argv[], TCHAR* envp[])
{
std::vector<std::string> vec;
vec.push_back("one");
vec.push_back("two");
vec.push_back("three");
//查找
std::vector<std::string>::iterator it = std::find(vec.begin(), vec.end(), "two");
if (it != vec.end())
printf("find:%s\n...
Determine if code is running as part of a unit test
...tatic class UnitTestDetector
{
static UnitTestDetector()
{
string testAssemblyName = "Microsoft.VisualStudio.QualityTools.UnitTestFramework";
UnitTestDetector.IsInUnitTest = AppDomain.CurrentDomain.GetAssemblies()
.Any(a => a.FullName.StartsWith(testAssemblyNam...
Finding out whether a string is numeric or not
How can we check if a string is made up of numbers only. I am taking out a substring from a string and want to check if it is a numeric substring or not.
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Simple example of threading in C++
...reate a function that you want the thread to execute, eg:
void task1(std::string msg)
{
std::cout << "task1 says: " << msg;
}
Now create the thread object that will ultimately invoke the function above like so:
std::thread t1(task1, "Hello");
(You need to #include <thread>...
Formatting numbers (decimal places, thousands separators, etc) with CSS
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You can use Number.prototype.toLocaleString(). It can also format for other number formats, e.g. latin, arabic, etc.
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Number/toLocaleString
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What's the difference between process.cwd() vs __dirname?
... js doc
process.cwd()
cwd is a method of global object process, returns a string value which is the current working directory of the Node.js process.
As per node js doc
__dirname
The directory name of current script as a string value. __dirname is not actually a global but rather local to each mo...
Advantages of using display:inline-block vs float:left in CSS
... using it for a grid, or don't want this white space, you will have to add extra styling/HTML hacks to account for this. See: css-tricks.com/fighting-the-space-between-inline-block-elements/…
– kretzm
Sep 10 '14 at 15:06
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Can I mix MySQL APIs in PHP?
...tell me today that they've no problem/errors when mixing mysql_real_escape_string() with what the rest of their code being PDO. Is there something I didn't get here in my time with working with these different APIs? Am I the ignorant one here? This being for the "now deleted" question stackoverflow....
How do I view the SQL generated by the Entity Framework?
... select x;
var sql = ((System.Data.Objects.ObjectQuery)query).ToTraceString();
or in EF6:
var sql = ((System.Data.Entity.Core.Objects.ObjectQuery)query)
.ToTraceString();
That will give you the SQL that was generated.
...
What is a stream?
...her common thing you might find is textual streams that allow you to write strings instead of bytes, or some languages provide binary streams that allow you to write primitive types. A common thing you'll find in textual streams is a character encoding, which you should be aware of.
Some streams al...