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How to find out if you're using HTTPS without $_SERVER['HTTPS']
...was not made through the HTTPS protocol. (Same behaviour has been reported for IIS7 running PHP as a Fast-CGI application).
Also, Apache 1.x servers (and broken installations) might not have $_SERVER['HTTPS'] defined even if connecting securely. Although not guaranteed, connections on port 443 are...
What is a singleton in C#?
...ing .NET 4's Lazy<T> type," as well as the link to the Microsoft Doc for the Lazy<T> Class.
– Chiramisu
Feb 20 at 21:55
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How to resize superview to fit all subviews with autolayout?
...sing either UILayoutFittingCompressedSize or UILayoutFittingExpandedSize.
For a normal UIView using autolayout this should just work as long as your constraints are correct. If you want to use it on a UITableViewCell (to determine row height for example) then you should call it against your cell c...
Print current call stack from a method in Python code
In Python, how can I print the current call stack from within a method (for debugging purposes).
7 Answers
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“Large data” work flows using pandas
I have tried to puzzle out an answer to this question for many months while learning pandas. I use SAS for my day-to-day work and it is great for it's out-of-core support. However, SAS is horrible as a piece of software for numerous other reasons.
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How can I use “sizeof” in a preprocessor macro?
...ux). At the ((void)sizeof(... it errors with expected identifier or '(' before 'void' and expected ')' before 'sizeof'. But in principle size_t x = (sizeof(... instead does work as intended. You have to "use" the result, somehow. To allow for this to be called multiple times either inside a funct...
How to import other Python files?
...d be removed from moduleName. The function also defines a package argument for relative imports.
Update: Answer below is outdated. Use the more recent alternative above.
Just import file without the '.py' extension.
You can mark a folder as a package, by adding an empty file named __init__.py.
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Linux command or script counting duplicated lines in a text file?
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Thumbs up for the little -d note.
– sepehr
Feb 10 '15 at 13:04
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How do I use PHP namespaces with autoload?
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Class1 is not in the global scope.
See below for a working example:
<?php
function __autoload($class)
{
$parts = explode('\\', $class);
require end($parts) . '.php';
}
use Person\Barnes\David as MyPerson;
$class = new MyPerson\Class1();
Edit (2009-12-14...
Ora-00257 错误处理一列 - 数据库(内核) - 清泛网 - 专注C/C++及内核技术
...列sqlplus assysdba报错ORA-12162切回系统确认系统当前的ORACLE_HOME和ORACLE_SID环境变量[oracle@asdlabdb01~]$echo$ORACLE_HOME空的[oracle...sqlplus /as sysdba
报错ORA-12162
切回系统
确认系统当前的ORACLE_HOME和ORACLE_SID环境变量
[oracle@asdlabdb01 ~]$ echo $ORA...