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Center a position:fixed element
...l not center vertically and won't work in IE6/7. */
left: 0;
right: 0;
Again, this works only in IE8+ if you care about IE, and this centers only horizontally not vertically.
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How to toggle a value in Python
...0
>>> x ^= 1
>>> x
1
The technique generalizes to any pair of integers. The xor-by-one step is replaced with a xor-by-precomputed-constant:
>>> A = 205
>>> B = -117
>>> t = A ^ B # precomputed toggle constant
>>> x = A
>>> x ^...
Heroku NodeJS http to https ssl forced redirect
...u Cedar stack, and ExpressJS ~3.4.4, here is a working set of code.
The main thing to remember here is that we ARE deploying to Heroku. SSL termination happens at the load balancer, before encrypted traffic reaches your node app. It is possible to test whether https was used to make the request wi...
Angularjs loading screen on ajax request
...();
});
}
}
})
PLUNK: http://plnkr.co/edit/AI1z21?p=preview
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Why use sprintf function in PHP?
...ers the words differently:
$color = 'bleu';
$item = 'stylo';
sprintf('J\'ai un %2$s %1$s', $color, $item);
(Yes, my French sucks: I learned German in school!)
In reality, you'd use gettext to store the localized strings but you get the idea.
...
How can I apply a function to every row/column of a matrix in MATLAB?
... I would test performance of this approach for any particular case against simple for-loop, which might be faster then converting a matrix to cell array. Use tic/tac wrap to test.
– yuk
Feb 21 '10 at 23:13
...
error LNK2019: 无法解析的外部符号_socket，该符号在函数 中被引用 - C/C+...
...nt.exe : fatal error LNK1120: 9 个无法解析的外部命令
========== 生成: 成功 0 个，失败 1 个，最新 0 个，跳过 0 个 ==========
解决方法如下：
在CPP文件include语句之后加上如下代码：
#pragma comment(lib,"ws2_32.lib")
LNK2019 socket
mfc 按钮变成了非xp风格、界面变成windows经典样式的原因总结 - C/C++ - 清...
...种可能，如下：（样式全变成经典风格了）
是由于将生成Manifest清单选项给禁用导致。改为默认“是”后，风格恢复。
样式 按钮 界面
解决：vs2010调试程序时出现： “当前不会命中断点。源代码与原始版本不同...
...集没有重新编译。，
查看程序的“配置管理器”，将 “生成” 勾选，再试，问题解决。
vs2010 断点 源代码 版本
尝试加载 Oracle 客户端库时引发 BadImageFormatException。如果在安装 32 ...
...接被解决。
具体操作方法：
右击项目名称-》属性-》生成-》目标平台
将AnyCPU改为X86，问题解决。
Oracle