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SqlDataAdapter vs SqlDataReader
What are the differences between using SqlDataAdapter vs SqlDataReader for getting data from a DB?
5 Answers
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Are std::vector elements guaranteed to be contiguous?
...ctually C++03 is also called C++98-TC1 (technical corrigendum) from what i read
– Johannes Schaub - litb
May 11 '09 at 18:02
2
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Deprecated Java HttpClient - How hard can it be?
... (4.3) use {@link HttpClientBuilder}. <----- THE HINT IS HERE !
*/
@ThreadSafe
@Deprecated
public class DefaultHttpClient extends AbstractHttpClient {
Now you have the class to use, HttpClientBuilder, as there is no constructor to get a builder instance you may guess that there must be a stat...
Why should I learn Lisp? [closed]
...idn't say its only used for AI, I said one of its main uses is AI. Did you read it?
– Justin Bennett
Sep 18 '08 at 12:11
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Writing a list to a file with Python
... For example because you want an output text file that can be easily read, edited, etc, with one item per line. Hardly a rare desire;-).
– Alex Martelli
May 23 '09 at 14:40
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What's the difference between Perl's backticks, system, and exec?
...d run simultaneously.
This can be accomplished with open.
It allows you to read STDOUT/STDERR and write to STDIN of your command.
It is platform dependent though.
There are also several modules which can ease this tasks.
There is IPC::Open2 and IPC::Open3 and IPC::Run, as well as
Win32::Process::Cr...
NGINX to reverse proxy websockets AND enable SSL (wss://)?
...pgrade $http_upgrade;
proxy_set_header Connection "upgrade";
proxy_read_timeout 86400;
}
You can also check the nginx changelog and the WebSocket proxying documentation.
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IIS 500.19 with 0x80070005 The requested page cannot be accessed because the related configuration d
...ck of validity as this is most likely just the effect of not being able to read the file due to a lack of authorization.
The reason it cannot read the config file is because the process running your web app does not have permission to access the file/directory. So you need to give the process runni...
PHP mkdir: Permission denied problem
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I know this is an old thread, but it needs a better answer. You shouldn't need to set the permissions to 777, that is a security problem as it gives read and write access to the world. It may be that your apache user does not have read/write permiss...
Convert JSON string to dict using Python
...ke the vague nomenclature used. Here is what I wrote to combat this: def read_json(json_data): if (type(json_data) == str): return json.loads(json_data) elif (str(type(json_data)) == "<class '_io.TextIOWrapper'>"): return json.load(json_data) I'm sure this can be im...