casting
Use Method by Real Type
I learned that I can use the real type of a Object to define which Method is used开发者_运维技巧, such like this:[详细]
2023-04-11 17:38 分类:问答Unable to Cast() generic dictionary item to DictionaryEntry when enumerated via non-generic IDictionary
I have some code that iterates over a non-generic IDictionary by first calling the LINQ Cast method. However I get an invalid cast exception when passing a generic dictionary implementation even thoug[详细]
2023-04-11 14:23 分类:问答C string casting between libraries
I work on a project using libpcap for capturing IP packets. libpcap returns captured data in a buffer, with an unsigned char * pointer and a buffer length. The data in the buffer is not null-terminate[详细]
2023-04-11 12:13 分类:问答How can I convert the division of two integer values to a decimal using T-SQL against a iSeries AS/400 Database?
Assuming the follo开发者_如何学Cwing query: SELECT ID, COUNT(1) AS NumRecords, SUM(Quantity) AS TotalQty[详细]
2023-04-11 07:15 分类:问答Delphi (-XE) : casting to a record type with implicit conversion
I have a record type with methods, representing an specific hardware measurement type, read from the instrument as a string. The record contains implicit coversion to (and from) a string. If I cast a[详细]
2023-04-11 05:00 分类:问答Casting an unsigned int + a string to an unsigned char vector
I\'m working with the NetLink socket library ( https://sourceforge.net/apps/wordpress/netlinksockets/ ), and I want to send some binary data over the network in a format that I specify.[详细]
2023-04-11 03:15 分类:问答MySQL returns all rows with empty string as where clause
I discovered this problem while debugging CodeIgniter active record as shown below: $this->db->from(\"table_name\");[详细]
2023-04-10 20:25 分类:问答How to cast void * to float (*)[3] in c++?
This is the code snippet. typedef struct Lib3dsMesh { //.. float (*vertices)[3]; //.. } void* lib3ds_util_realloc_array(void *ptr, in开发者_开发知识库t old_size, int new_size, intelement_size)[详细]
2023-04-10 20:12 分类:问答scala reflection, cast type with asInstanceOf
I have trait T class C extends T compiled to .class files. Run scala with -cp <...> to have type T available. Then load class C using reflection:[详细]
2023-04-10 15:11 分类:问答Cast int to enum
I\'m trying to use a generic enum type 开发者_运维知识库in a C++/CLI helper class and I want it to default to 0 if the cast doesn\'t work.My problem is that result = (T)0; doesn\'t work.Is there a way[详细]
2023-04-10 14:09 分类:问答