|
I'm hitting some quite major performances issues due to the use of "ORDER BY"-statements in my SQL-code.
Everything is fine as long as I'm not using ORDER BY-statements in the SQL. However, once I introduce ORDER BY:s in the SQL code everything slows ...
Started by knorv on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
If you'd use....
You cannot use an index in this case, as you use a RANGE filtering condition.
When you use the value1 key to retrieve, the records aren't necessarily returned in order of value2 the value2 key if you need it.
|
|
Hey all,
I built a custom forum for my site using MySQL. The listing page is essentially a table with the following columns: Topic , Last Updated , and # Replies .
The DB table has the following columns:
id name body date topic_id email
A topic has the...
Started by Matt on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
SELECT id, name, last_reply, replies FROM ( SELECT topic_id, MAX(date) AS last_reply, COUNT(*) AS replies FROM wp_pod_tbl_forum GROUP BY topic_id ) r JOIN wp_pod_tbl_forum t ON t.topic_id = 0 AND t.id = r.topic_id UNION ALL SELECT id, name, date, 0 FROM... .
|
|
Title says it all: Can cookies set using HTTP be read using HTTPS?
Started by Daniel Schaffer on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
In other words, cookies that you want to protect the contents of should use the secure keyword.
|
Ask your Facebook Friends
|
Possible Duplicate:
What is the C# Using block and why should I use it?
I have seen the using statement used in the middle of a codeblock what is the reason for this?
Started by FendFend on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
The using statement allows the programmer to specify when objects that use resources should release/questions/212198/what-is-the-c-using-block-and-why-should-i-use-it
using is try finally syntaxicalThe using....
|
|
Hi Everyone, I want to know How can I crawl pdf files that are served on internet using Nutch-1.0 using http protocol
I am able to do it on local file systems using file:// protocol but not http protocol
Started by Pramila Thakur on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
If anyone can try the URL I am using which.
I am missing something.
And 1 - 0KB
It is not complete.
|
|
I am interested in learning F# and would like to know if it is worth pursuing professionally. Are there any companies out there who are using this language and what are they using it for.
Started by Jeremy E on
, 8 posts
by 8 people.
Answer Snippets (Read the full thread at stackoverflow):
At Credit Suisse, we've been using it to develop are using it is likely to be less....
Of companies that are going to start using it, or at least try, but they don't want to be the first as far as people who know it in the short term.
|
|
For design websites is it better to do it your self by learning HTML/CSS or using web design programs? and why?
Started by alsadk on
, 17 posts
by 17 people.
Answer Snippets (Read the full thread at stackoverflow):
Using design programs tends to insert a lot of extra markup you don't really need, which If you use a program, you will:
Be able to design visually Possibly be able to design more quickly my HTML/CSS by hand using editors....
It by hand.
|
|
How do I cancel an ajax request that I have not yet received the response from using jquery?
Answer Snippets (Read the full thread at stackoverflow):
Or ie equivalent) object, so you can just use abort()
var x = $.ajax({ type: "POST", url: "some.php.
|
|
Since the C# using statement is just a syntactic sugar for try/finally{dispose} why does it accept multiple objects ONLY IF THEY ARE OF THE SAME TYPE?
I don't get it since all they need to be is IDisposable. If all of them implement IDisposable it should...
Started by Andrei Rinea on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
I think this is actually do this though:
using (IDisposable cmd = new SqlCommand(), con = (cmd as SqlCommand).Connection nested using blocks of different ....
In the same statement; I don't see why using headers should be different.
|
|
I came across an article saying that using my sqlConnection like this :
using (SqlConnection sqlConnection = new SqlConnection(Config.getConnectionString())) { using (SqlDataAdapter dataAdapter = new SqlDataAdapter(query, sqlConnection)) { dataAdapter...
Started by fluf on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
If you use using
E.g :
usingIt has no significant influence on ....
There is a performance improvement.
You should always use a using block for the connection, so that you are sure takes a lot longer.
Pool and can be reused.
|
