大约有 40,000 项符合查询结果(耗时:0.0301秒) [XML]

https://stackoverflow.com/ques... 

Symfony 2: How do I check if a user is not logged in inside a template?

...any user is logged in. {% if app.user %} # user is logged in (any and all users, regardless of ROLE_*) {% elseif not app.user %} # user is not logged in (note the `not` in the `elseif` statement) {% endif %} Checking authentication status You can use the is_granted() method to check fo...
https://www.tsingfun.com/it/pr... 

阿里双11大型项目管理怎么玩? - 项目管理 - 清泛网 - 专注C/C++及内核技术

...使用表格、文档来记录项目完成状态?在面对大型项目、几百人需进行工作沟通和协作 你是否还在大会小会、邮件、群消息来推进项目进度?还在使用表格、文档来记录项目完成状态? 在面对大型项目、几百人需进行...
https://stackoverflow.com/ques... 

Loading basic HTML in Node.js

... This reads the whole file into memory, and on every request. You should really be streaming the file from disk rather than buffering it. Good quality libraries exist for this kind of thing, such as senchalabs.org/connect and github.com/cloudhead/node-static – Drew Noakes ...
https://stackoverflow.com/ques... 

Django dynamic model fields

...rks) This solution is based on Entity Attribute Value data model, essentially, it uses several tables to store dynamic attributes of objects. Great parts about this solution is that it: uses several pure and simple Django models to represent dynamic fields, which makes it simple to understand an...
https://stackoverflow.com/ques... 

Open link in new tab or window [duplicate]

... It shouldn't be your call to decide whether the link should open in a new tab or a new window, since ultimately this choice should be done by the settings of the user's browser. Some people like tabs; some like new windows. Using _blank will tell...
https://www.tsingfun.com/it/cpp/2052.html 

coinitialize失败,返回值是0x80010106 无法在设置线程模式后对其加以更改 ...

...除CoGetMalloc和内存分配函数)之前必须初始化com库。 哪些方式呢?单线程和多线程。 CoInitialize指明以单线程方式创建。 CoInitializeEx可以指定COINIT_MULTITHREADED以多线程方式创建。 创建单线程方式的COM服务器时...
https://www.tsingfun.com/it/cpp/2123.html 

MFC Static透明背景色的实现、Static控件自绘、Static字体修改 - C/C++ - ...

...体、文本颜色等。 自绘时注意点: 1、消息映射中不要:ON_WM_PAINT、ON_WM_DRAWITEM 消息,否则DrawItem函数不会被调用。 2、DrawItem而非OnDrawItem。OnDrawItem是ON_WM_DRAWITEM消息的处理函数,是处理子控件发送过来的自绘消息的。MFC Stati...
https://www.tsingfun.com/it/tech/1085.html 

PHP完美实现GIF动画缩略图 - 更多技术 - 清泛网 - 专注C/C++及内核技术

...hell> convert old.gif -coalesce -thumbnail 50x50 -layers optimize new.gif 个细节问题:convert版本会比php版本小一些,这是API实现不一致所致。 另外,如果缩略图尺寸不符合原图比例,为了避免变形,还要考虑裁剪或者是补白,由于本文主要...
https://www.tsingfun.com/it/cpp/c_string_h.html 

C/C++头文件string与string.h的区别及Mac平台的特殊性 - C/C++ - 清泛网 - ...

...C语言里面关于字符数组的函数定义的头文件,常用函数strlen、strcmp、strcpy等。 string(C++头文件,定义stl的std::string) string是C++标准库(STL)中的类型,它定义了string类,包含了对字符串的各种常用操作。 因此,strlen() ...
https://www.tsingfun.com/it/cp... 

‘std::tr1’ does not name a template type - C/C++ - 清泛网 - 专注C/C++及内核技术

...己并非标准,他是一份草稿文件。然而他所提出的项目很可能成为下次的官方标准。这份文件的目标在于「为扩充的C++标准函式库建立更为广泛的现成实作品」。 C++ tr1是针对C++标准库的第一次扩展。即将到来的下一个版本...