Questions tagged [raw]
204 questions
0
votes
0 answers
SQLAlchemy - raw SQL - slow when returning large dataset
I am trying to run a raw SQL statement to grab some data for reporting. The query itself is big and takes about 2seconds to execute. When I remove the 'GROUP BY' in my query in order to make it faster (of course in this case I'll handle the grouping…
Mutasem Barjawi
- 30
- 9
0
votes
0 answers
CrudRepostiroy findBy query/method to fetch records based on Raw Type value which is a ArrayList
Can someone please advice how to filter records based on a raw data column value in JPA ?
I have entity class as below :
@Entity
public class TableAbc {
@Id
@Type(type = "uuid-char")
private UUID id;
private String fieldA;
…
Chintan Mangukiya
- 151
- 1
- 8
0
votes
0 answers
How to use aliases for calculation in Laravel raw query?
I want to use aliases column for calculations, and then I want to apply the orderBy on that calculated value, below is the query in which I have two aliases products_total_cost and sales, what I want to do is making a new aliases by this…
Noman Zahid
- 74
- 9
0
votes
0 answers
How to use raw socket to send udp packet to local process with fake source ip and port
As the title said. I want to construct udp packets and send them to local process which has bound specific port. I want to make the process believe in that the packets are from other host(such as 8.8.8.8). What arguments should I pass to socket()…
DannyLiu
- 23
- 2
0
votes
2 answers
How can I raw post using HttpURLConnection
I need to raw post to authorization system.
POST /v1 HTTP/1.1
Host: api.auth.gg
Content-Type: application/x-www-form-urlencoded
Content-Length:…
JombiBestwww
- 1
- 2
0
votes
1 answer
Dynamic LINQ instead of ExecuteSqlRaw
Because I'm going to use Entity Framework Core, I'm trying to convert a SqlRaw statement
var sql = @$"
update ItemList
set flag = 1
where
…
Zeneri
- 3
- 3
0
votes
0 answers
How to convert binary string to binary python
I have a problem and I searched a lot and I didn't found an answer.
I read from file as example : "video.mp4" by binary
I get as an example : b'\x00\x02\x1a\x00' (binary list)
I saved it as string in file : b'\x00\x02\x1a\x00' (string)
I read it…
XSC
- 1
- 3
0
votes
2 answers
OpenCV put text on raw files
I need help to put a timestamp on images taken by an IP camera, I made a version of the code that save the image as a local file, then opencv write on it, now i'd like to write on it without saving it before, but i'm stucked.
This is the…
Lorenzo_inirapmoC
- 33
- 1
- 9
0
votes
1 answer
How can I assign to an uninitialised vector without dropping the previous value?
I have a situation where I know how to initialise a vector, but I don't know the exact order of those elements.
let mut vector = todo!();
for (index, element) in &hash_map {
vector[index] = element;
}
Now the problem is how to initialise the…
alagris
- 1,838
- 16
- 31
0
votes
1 answer
Jquery datatable Invalid Argument exception - message - Trailing data on Laravel eloquent raw query
I have setup Laravel Yajra datatable backend package to handle the work for the ajax query calls to view via a jquery datatable. Everything worked great until I changed the eloquent query from:
static function for_table($farm_ids)
{
…
Hmerman6006
- 1,622
- 1
- 20
- 45
0
votes
1 answer
How to insert a string slice into a raw string?
Whenever provided with a_new_phone_number of type &str I want to insert it somehow into a raw string for further input into Regex::new(). Is there a macro similar to format!() for that?
phone_number = Regex::new(r"(?xm)^.*{a_new_phone_number}.*$…
radionnazmiev
- 153
- 3
- 8
0
votes
1 answer
How to give mic input as stdin to C program
I currently have written a code which takes in a raw file as input and does some audio processing and writes it to another different raw file.
The way I am currently inputting is
.\my_code_binary < input.raw > output.raw
as you can see, I am making…
Tharun K
- 1,160
- 1
- 7
- 20
0
votes
1 answer
Hibernate: ManyToOne generating field raw(255)
I recently upgraded from hibernate-core 4.1.7 to 5.0.9 and Have problem with this code:
@ManyToOne(cascade = {CascadeType.PERSIST, CascadeType.MERGE, CascadeType.REFRESH})
@JoinColumn(name = "FK_AAA", foreignKey = @ForeignKey(name =…
Cédric Dutoit
- 1
- 2
0
votes
1 answer
Android - Get a pixel from a RAW format Image
It is possible to convert a pure RAW_SENSOR Image to a bitmap with 16bits of precision and get their pixels out of it?
Jotarata
- 93
- 2
- 7
0
votes
1 answer
Get data in SQL RAW query in same format as we get in Laravel with eager loading method
I've been working with Laravel Eloquent, now I want to write RAW query and get data with it.
My Query(Eloquent) is this:
$jobs = CompanyJob::where('fair_id',$fair_id);
$jobs = $jobs->with('company');
// dd($jobs->toSql());
if…
Ali Bhutta
- 457
- 5
- 20