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Replace all non-alphanumeric characters in a string
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If you handle unicode a lot, you may also need to keep all non-ASCII unicode symbols: re.sub("[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+", " ", ":%# unicode ΣΘΙП@./\n")
– zhazha
Jul 13 ...
Terminating a script in PowerShell
... it was a keyword and found no official documentation on it. Looking at it now however, I do not know how I came to that conclusion. Clearly it is a keyword (technet.microsoft.com/en-us/library/hh847744.aspx). Perhaps because Exit is one of the only keywords that doesn't have its own about_ help top...
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展 · App Inventor 2 中文网
... 搜索 TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展
TaifunWiFi 拓展：WiFi Manager WiFi管理器扩展
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How to parse JSON in Java
...ayList<String> comments;
private String timeOfPost;
}
Parsing
Now you can parse using Gson library:
MyModel model = gson.fromJson(jsonString, MyModel.class);
Gradle import
Remember to import the library in the app Gradle file
implementation 'com.google.code.gson:gson:2.8.6' // or e...
Officially, what is typename for?
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Unfortunately, the compiler is not required to be psychic, and doesn't know whether T::sometype will end up referring to a type name or a static member of T. So, one uses typename to tell it:
template<class T> somefunction( T * arg )
{
typename T::sometype x; // works!
.
.
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Make a URL-encoded POST request using `http.NewRequest(…)`
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what if I dont want to send any data?? If I send any dummy data in place of ` bytes.NewBufferString(data.Encode())`, will it work?
– Aditya Peshave
May 12 '15 at 1:48
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What happens to an open file handle on Linux if the pointed file gets moved or deleted
What happens to an open file handle on Linux if the pointed file meanwhile gets:
7 Answers
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Where is the C auto keyword used?
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If you'd read the IAQ (Infrequently Asked Questions) list, you'd know that auto is useful primarily to define or declare a vehicle:
auto my_car;
A vehicle that's consistently parked outdoors:
extern auto my_car;
For those who lack any sense of humor and want "just the facts Ma'am": th...
Django - How to rename a model field using South?
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I didn't know about db.rename column, sounds handy, however in the past I have added the new column as one schemamigration, then created a datamigration to move values into the new field, then a second schemamigration to remove the old...
What do parentheses surrounding an object/function/class declaration mean? [duplicate]
...n an expression like function(){}() the last parenthesis makes no sense.
Now think at
name=function(){} ; name() !?
Yes, the first pair of parenthesis force the anonymous function to turn into a variable (stored expression) and the second launches evaluation/execution, so ( function(){} )() ma...