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Change a Django form field to a hidden field

...get the value. also you may prefer to use in the view: form.fields['field_name'].widget = forms.HiddenInput() but I'm not sure it will protect save method on post. Hope it helps. share | improv...
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How to add http:// if it doesn't exist in the URL?

...hat went on a swim and came back as a fish with the mindset to stop you at all costs from doing and things that might hurt you. There are so many people in the world, and you know, you have this incredible ideas and what you think is missing is motivation, But that is not true. because the way that ...
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How to convert byte array to string and vice versa?

... This might work, but you should avoid using String constructor at all cost. – hfontanez Jun 26 '17 at 17:13 t...
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What is the fastest way to check if a class has a function defined?

...tr() to get the attribute, and callable() to verify it is a method: invert_op = getattr(self, "invert_op", None) if callable(invert_op): invert_op(self.path.parent_op) Note that getattr() normally throws exception when the attribute doesn't exist. However, if you specify a default value (None...
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hidden symbol ... is referenced by DSO 剖析 - C/C++ - 清泛网 - 专注C/C++及内核技术

...因是符号(函数)未导出导致的,添加导出申明即可解决:__attribute__ ((visibility("default")) DSO 是动态共享对象,Linux报“hidden symbol ... is referenced by DSO”错误的原因是符号(函数)未导出导致的,添加导出申明即可解决: __attribute__ (...
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Understanding Apache's access log

...the client IP) %l is the identity of the user determined by identd (not usually used since not reliable) %u is the user name determined by HTTP authentication %t is the time the request was received. %r is the request line from the client. ("GET / HTTP/1.0") %>s is the status code sent from the s...
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Get the data received in a Flask request

.... In most common cases request.data will be empty because it's used as a fallback: request.data Contains the incoming request data as string in case it came with a mimetype Flask does not handle. request.args: the key/value pairs in the URL query string request.form: the key/value pairs in t...
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How can you get the Manifest Version number from the App's (Layout) XML variables?

...ntext.getPackageName(), 0).versionName; Either of these solutions would allow for placing the version name in XML. Unfortunately there isn't a nice simple solution, like android.R.string.version or something like that. sh...
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How do I add the contents of an iterable to a set?

What is the "one [...] obvious way" to add all items of an iterable to an existing set ? 6 Answers ...
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Is there a difference between YES/NO,TRUE/FALSE and true/false in objective-c?

Simple question really; is there a difference between these values (and is there a difference between BOOL and bool)? A co-worker mentioned that they evaluate to different things in Objective-C, but when I looked at the typedefs in their respective .h files, YES/TRUE/true were all defined as 1 an...