1. Type character
Sometimes it is necessary to directly add the type character to specify the type clearly. The commonly used type characters are listed below< /p> Type Character Short S
Tag: data
Ruby-on-rails – What is best practices for operating form data before saving in Rails 3?
From a rails best practice point of view, what is the best place to manipulate form data before saving?
For instace, on the contact form, I want to make sure that all data is saved in upperca
EF data GroupBY multi-field query VB.NET and C # reference
Dim g = lst.Data.GroupBy(Function(T) New With
{
T.mName,
T.mUnit,
T.mPrice
}).Select(Function(t) New With
{
.mName = t.Key.mName,
.mPrice = t.Key.mPrice,
.mUnit = t.Key.mUnit,
.
VB.NET Excel Addin, how do you write data to a specific worksheet by name?
So this is the problem I encountered. I am converting an old Excel macro to excel add in so that I can share it with my colleagues more easily. I am VB Newbie to .net, but I’m doing what I can, so
Ruby-on-rails – rails – Comment W ACTS_AS_NESTED_SET – Remove the destruction data when deleting related records
I have the following models:
class Group :destroy
class Thread :commentable, :dependent => :destroy
class Comment true
acts_as_nested_set The problem I have is that when the user deletes
Delphi Data Type List
Classification Scope< /td> bytes Remarks Simple type Ordinal Integer Integer -2147483648 .. 2147483647 4 Signed 32-bit Cardinal 0 .. 4294967295 4 Unsigned 32-bit Shortint -128 .. 127< /td> 1
Lua – How to use external data in an OSRM configuration file
In this Mapbox blog post, Lauren Budorick shared how they used OSRM to run the routing engine, which uses elevation data to provide riders with better routes… amazing!
I also want to explor
WRK uses -lua script POST request (static data)
HTTP_prot = {
“/gateway/services”,
“/gateway/services”,
}
–Interface type
HTTP_type = {
“POST”,
“POST “,
}
–parameters
HTTP_body = {
Pointer – How to create a pointer to existing data using Luajit FFI?
I know there are some examples of using LuaJIT FFI to create pointers, but most of them do not point to existing data. One example is:
How to pass a pointer to LuaJIT ffi to be used as out argume
How to get HEXDUMP for structural data
….
finalize(char *hdrs, sendip_data *headers[], int index,
sendip_data *data, sendip_data *pack)< br /> {
…….. For debugging purposes, I want a hexadecimal dump of the data and packet stru