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Change a Django form field to a hidden field
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If you have a custom template and view you may exclude the field and use {{ modelform.instance.field }} to get the value.
also you may prefer to use in the view:
form.fields['field_name'].widget = forms.HiddenInput()
but...
iOS开发调试技巧总结 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...令】
Xcode中使用llvm编译器，公认为最好的C、C++、OC、Swift编译器。而lldb是llvm中的调试器，我们可以使用一些简单的命令进行调试，我还是把上面的循环代码作为测试代码。
断点调试中，使用po命令、print命令在Console控制台打...
Rename multiple files based on pattern in Unix
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+1 Didn't even know about rename ... Now I can stop using a for loop with mv and sed ... Thanks!
– balpha
Jul 6 '09 at 11:27
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浅析为什么char类型的范围是 -128~+127 - C/C++ - 清泛网 - 专注C/C++及内核技术
...就先不探讨了。。
那么
unsigned char a= -1;
if( 1>a) printf("大于");
else
printf("小于");
结果是什么呢？ 出人意料的是： 小于，而不是大于，猫腻在你哪呢，还是存储问题：
a为unsigned 无符号...
How to get a Static property with Reflection
... key for me was to use the .FlattenHierarchy BindingFlag. I don't really know why I just added it on a hunch and it started working. So the final solution that allows me to get Public Instance or Static Properties is:
obj.GetType.GetProperty(propName, Reflection.BindingFlags.Public _
Or Reflect...
OceanBase使用libeasy原理源码分析：客户端 - 数据库(内核) - 清泛网 - 专...
... EASY_MESSAGE_SESSION_HEADER;
ev_tstamp timeout, now;
ev_timer timeout_watcher;
// 用于串入session list的链表节点
easy_list_t session_list_node;
//为了快速根据packet id定位到发送队列中的session...
Remove duplicate lines without sorting [duplicate]
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Now you can check out this small tool written in Rust: uq.
It performs uniqueness filtering without having to sort the input first, therefore can apply on continuous stream.
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What's the difference between a Python module and a Python package?
What's the difference between a Python module and a Python package?
5 Answers
5
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Correct way to pass multiple values for same parameter name in GET request
...ng the request, send the request like this
http://server/action?id=a,b
2. Now in my backend, I split the value received with a split function which always creates a list.
id_filter = id.split(',')
Example:
So if I send two values in the request,
http://server/action?id=a,b
then the filter on the ...
Encrypt and decrypt a string in C#?
...f a String C#, by James Tuley),
* identified by James Tuley, is free of known copyright restrictions.
* https://gist.github.com/4336842
* http://creativecommons.org/publicdomain/mark/1.0/
*/
using System;
using System.IO;
using System.Security.Cryptography;
using System.Text;
namespace Encry...