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boost自定义composite_key_compare比较函数 - C/C++ - 清泛网 - 专注C/C++及内核技术
...ag<TParamValidIndex>,
member<TParam,bool,&TParam::IsValid> >
>
>TParamSet;
typedef boost::multi_index::index<TParamSet,TParamIDIndex>::type TParamSetByID;
typedef boost::multi_index::index<TParamSet,TParamValidIndex>::type TParamSetByValid;
int _tmain(int argc, _TCHAR* argv[])
{
TPara...
解决rc中无法设置CComboBox下拉列表框高度的问题 - C/C++ - 清泛网 - 专注C...
...意，不是下拉框的！（在rc资源中无法调整高度）m_combo.SetItemHeight(-1,50);IfnIndexis–1,theheig...怎么修改CComboBox实例的高度，注意，不是下拉框的！（在rc资源中无法调整高度）
m_combo.SetItemHeight(-1, 50);
If nIndex is –1, the heig...
Autowiring two beans implementing same interface - how to set default bean to autowire?
...Type { //Bean implementing the interface
@Qualifier("1.2")
public void setPerson(PersonType person) {
this.person = person;
}
}
@Component(value="1.5")
public class NewPerson implements PersonType {
@Qualifier("1.5")
public void setNewPerson(PersonType newPerson) {
thi...
swap fragment in an activity via animation
... already figured it out, but for future reference:
here's what you use to set a custom animation when you replace a fragment via code:
FragmentTransaction ft = getSupportFragmentManager().beginTransaction();
ft.setCustomAnimations(R.anim.slide_in_left, R.anim.slide_out_right);
ft.replace(R.id.fra...
How to get all possible combinations of a list’s elements?
...t itertools
stuff = [1, 2, 3]
for L in range(0, len(stuff)+1):
for subset in itertools.combinations(stuff, L):
print(subset)
Or -- if you want to get snazzy (or bend the brain of whoever reads your code after you) -- you can generate the chain of "combinations()" generators, and itera...
SQL Server - transactions roll back on error?
...
You can put set xact_abort on before your transaction to make sure sql rolls back automatically in case of error.
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improve this ...
How to prevent browser page caching in Rails
...
class ApplicationController < ActionController::Base
before_action :set_cache_headers
private
def set_cache_headers
response.headers["Cache-Control"] = "no-cache, no-store"
response.headers["Pragma"] = "no-cache"
response.headers["Expires"] = "Mon, 01 Jan 1990 00:00:00 GMT"
...
How to make an array of arrays in Java
...
@Filip it is fixed to 5. Setting the next level pre-allocates them but this can be changed so setting it might not be useful.
– Peter Lawrey
Aug 8 '13 at 12:56
...
How to use sessions in an ASP.NET MVC 4 application?
...izable]
public class UserProfileSessionData
{
public int UserId { get; set; }
public string EmailAddress { get; set; }
public string FullName { get; set; }
}
Use case:
public class LoginController : Controller {
[HttpPost]
public ActionResult Login(LoginModel model)
{
...
Setting Windows PowerShell environment variables
I have found out that setting the PATH environment variable affects only the old command prompt. PowerShell seems to have different environment settings. How do I change the environment variables for PowerShell (v1)?
...