我正在尝试使用pecl_http和memcache设置我的机器,在这两种情况下,我都会遇到类似的错误.这是在MAC OS X 10.7.3(狮子)上,我也安装了XCODE.我还在运行这些命令之前安装了Zend Server社区版,并设置了CFLAGS =' - arch i386 -arch x86_64'环境变量.所以请帮助我做我需要做的事情
bash-3.2# **sudo pecl install pecl_http-1.7.1**
downloading pecl_http-1.7.1.tgz ...
Starting to download pecl_http-1.7.1.tgz (174,098 bytes)
.....................................done: 174,098 bytes
71 source files, building
running: phpize
Configuring for:
PHP Api Version: 20090626
Zend Module Api No: 20090626
Zend Extension Api No: 220090626
Cannot find autoconf. Please check your autoconf installation and the
$PHP_AUTOCONF environment variable. Then, rerun this script.
ERROR: `phpize' failed
Run Code Online (Sandbox Code Playgroud) 在PHP中,(与我原先的想法不同),调用静态方法与简单函数的开销很大.
在一个非常简单的工作台上,开销超过调用时间的30%(该方法只返回参数):
// bench static method
$starttime = microtime(true);
for ($i = 0; $i< 10*1000*1000; $i++)
SomeClass::doTest($i);
echo "Static Time: " , (microtime(true)-$starttime) , " ms\n";
// bench object method
$starttime = microtime(true);
for ($i = 0; $i< 10*1000*1000; $i++)
$someObj->doTest($i);
echo "Object Time: " , (microtime(true)-$starttime) , " ms\n";
// bench function
$starttime = microtime(true);
for ($i = 0; $i< 10*1000*1000; $i++)
something_doTest($i);
echo "Function Time: " , (microtime(true)-$starttime) , " ms\n";
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输出:
Static Time: 0.640204906464 ms
Object Time: …Run Code Online (Sandbox Code Playgroud) 在Xcode 7 GM中,我开始收到此警告:
指针缺少可为空类型说明符(_Nonnull,_Nullable或_Null_unspecified)
在以下函数声明中(NSUserDefaults扩展名)
- (void)setObject:(nullable id)value
forKey:(NSString *)defaultName
objectChanged:(void(^)(NSUserDefaults *userDefaults, id value))changeHandler
objectRamains:(void(^)(NSUserDefaults *userDefaults, id value))remainHandler;
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为什么要显示此警告,我该如何解决?
如何将以下日期"Sun Jul 17 07:48:34 +0000 2011"转换为以下格式"2011-07-17 07:48:34"?
我使用NSDateFormatter如下所示,但它没有工作.结果是null.
NSDateFormatter *objDateFormatter = [[NSDateFormatter alloc] init];
[objDateFormatter setDateFormat:@"yyyy-MM-dd HH:mm:ss"];
[objDateFormatter dateFromString:sDate];
Run Code Online (Sandbox Code Playgroud) 我需要在Mac上的iOS设备上测试我的网站.
是否有桌面模拟器可以执行此操作?
我想将信息从HTML表单传递到PHP页面.我的问题是表单中的数据没有提交.我究竟做错了什么 ?我在xxamp上使用phpmyadmin.我知道这是一个很长的代码,但只需要几秒钟就可以解决这个问题.我真的需要这个......谢谢
HTML表格
PHP代码:
if($_POST['FormSubmit'] == "Submit")
{
$errorMessage = "Connection cannot be established with the database!";
if(empty($_POST['firstname']))
{
$errorMessage .= "<li>You forgot to enter your first name!</li>";
}
if(empty($_POST['surname']))
{
$errorMessage .= "<li>You forgot to enter your surname!</li>";
}
if(empty($_POST['email']))
{
$errorMessage .= "<li>You forgot to select your email!</li>";
}
$varDate = $_POST['preferred_date'];
$varTime = $_POST['preferred_time'];
$varAdult = $_POST['adult'];
$varType = $_POST['excursion_type'];
$varInfo = $_POST['add_info'];
$varChildren = $_POST['children'];
$varFname = $_POST['first_name'];
$varSurname = $_POST['surname'];
$varEmail = $_POST['email'];
$varPhone = …Run Code Online (Sandbox Code Playgroud) 我为什么要在我的移动网站上使用sprite来构建CSS?如何在Tritium中实现它们?