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How can I add a boolean value to a NSDictionary?
...
Try this:
NSMutableDictionary *dic = [[NSMutableDictionary alloc] init];
[dic setObject:[NSNumber numberWithBool:TRUE] forKey:@"Pratik"];
[dic setObject:[NSNumber numberWithBool:FALSE] forKey:@"Sachin"];
if ([dic[@"Pratik"] boolValue])
{
NSLog(@"Boolean is TRUE for 'Pratik'");
...
Should I use an exception specifier in C++?
...
try
{
std::vector<TObj> k( 1000 );
// ...
}
catch( const bad_alloc& b )
{
MessageUser( "out of memory, exiting process" );
throw;
}
Nevertheless, when your library just throws your own exceptions, you can use exception specifications to state your intent.
...
Accessing localhost (xampp) from another computer over LAN network - how to?
...ig > Apache (httpd-xampp.conf)
Search for
<Directory "C:/xampp/phpMyAdmin">
AllowOverride AuthConfig
**Require local** Replace with **Require all granted**
ErrorDocument 403 /error/XAMPP_FORBIDDEN.html.var
</Directory>```
Go to xampp > config >...
Pointer to pointer clarification
...one int* ip2. Like everything in the computer, these pointer variables get allocated somewhere in memory too. Lets assume they end up at the next adjacent addresses in memory, immediately after j. We set the pointers to contain the addresses of the variables previously allocated: ip1=&i; ("copy ...
Understanding generators in Python
...top of which is the current stack "frame". The stack frame includes space allocated for variables local to the function including the arguments passed in to that function.
When you call a function, the current point of execution (the "program counter" or equivalent) is pushed onto the stack, and...
13 个免费学习编程的好地方 - 创意 - 清泛网 - 专注C/C++及内核技术
...方之一。这里提供各种课程，从HTML & CSS, JavaScript, jQuery, PHP到, Python 和 Ruby.
Coursera
Coursera 现在已经成为主要的盈利教育技术公司，提供来自 119 个教育机构的 1000 多门课程。有些著名大学（华盛顿大学，斯坦福，多伦多大学等...
千万别惹程序员 - 轻松一刻 - 清泛网 - 专注C/C++及内核技术
...是对于一些精细的调优工作，明显不行。这和Ruby很像。
PHP没有MySQL，明显是被幽默了一把。不过最近对PHP的批评越来越多，不过，facebook的PHP的引擎HiPo已经很牛B了。
Perl是一本日本武士刀，是忍者玩的语言。
VB，就是一个玩...
Linux编译安装软件configure参数（持续更新） - 开源 & Github - 清泛网 - ...
Linux编译安装软件configure参数（持续更新）configure_paramPHP configure参数，Squid configure参数，MySQL configure参数，Postfix configure参数，Courier configure参数，Sasl2 configure参数 等。PHP configure参数：
./configure --prefix=/usr/local/php --with-gd=/usr/lo...
在MongoDB中模拟Auto Increment - 大数据 & AI - 清泛网 - 专注C/C++及内核技术
...MongoDB缺省并没有实现，所以需要模拟一下，编程语言以PHP为例，代码大致如下所示：<?phpfunct...MySQL用户多半都有Auto Increment情结，不过MongoDB缺省并没有实现，所以需要模拟一下，编程语言以PHP为例，代码大致如下所示：
<?php
...
discuz插件开发新手入门 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...scuz后台没有设计新插件！
解决方案：在config\config_global.php 最下面添加 $_config['plugindeveloper'] = 2; 刷新后台应用即可
问题2.怎么知道discuz在那些点设置了钩子呢？
设置完成1后 工具->清理缓存 然后刷新下页面就出现好多 类似str...