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When doing socket programming, people always name the addrinfo struct like this:
struct addrinfo hints; // get ready to connect status = getaddrinfo("www.example.net", "3490", &hints, &servinfo);
I'd like to know what it stands for for better understanding...
Started by Ricky on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
From http://linux.die.net/man/3/getaddrinfo
The hints parameter specifies the preferred socket type, or protocol....
The struct itself is defined in a library and included via sys/socket.h .
Struct addrinfo hints; is just a variable declaration.
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Are hints really necessary for every sql statement? We have a dba who is anal about it and asks us to put hints on every select and update statements in our stored procs. Is this really necessary?
Started by Satish on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
They help the optimizer to do the best job possible plan for a... .
That join_hint, query_hint, and table_hint be used only as a last resort by experienced developers and database administrators*
Hints are merely hints.
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In CodeGear Delphi 2007, how can I turn specific warnings and hints off? I am attempting to turn off H2077 - Value assigned to 'varname' never used.
Started by Dustin Venegas on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
And if you really feel that the line of code (I'm guessing to disable specific hints....
Why don't you instead change the code so the hint goes away? Those hints are usually pretty accurate.
Warnings? Yes.
Hints? No specific .
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I am an advocate of ORM-solutions and from time to time I am giving a workshop about Hibernate.
When talking about framework-generated SQL, people usually start talking about how they need to be able to use "hints", and this is supposedly not possible...
Started by jbandi on
, 6 posts
by 6 people.
Answer Snippets (Read the full thread at stackoverflow):
Hints are instructions you can embed in your SQL that affect query optimizer, With hints you can instruct query....
An experienced dba can use hints to encourage the DB engine to choose included "hints" in SQL.
Parameters, etc).
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I want a TPageControl and some TTabSheets, with 'per tabsheet' tooltip hints visible as I hover over each tab in turn.
Is there any way of getting this effect in Delphi 2009?
Started by Roddy on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
Then ....
I am not sure how to make it change the hint based tab the mouse is hovering over.
1 - fill in the .Hint property, and set the .ShowHint property to True for the PageControl that, the hint will be whatever the active tab is.
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Is there a way to force the Delphi compiler to display all hints and warnings all the time?
Here is the behavior that I am currently seeing in Delphi 6:
Check out fresh copy of my application from source control Open project in Delphi and Compile All ...
Started by Scott W on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
It will only report on units that it has compiled using D6 for some projects and if I do a full build then all hints and warnings are displayed/re) the .dof file contains the warnings and....
Hints and Warnings are generated by the compiler.
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I have always learned programming by myself.
Currently I am programming using VB.NET and C# (ASP.NET).
What would you suggest as general tips and hints for efficient programming?
Started by David Bonnici on
, 4 posts
by 4 people.
Answer Snippets (Read the full thread at stackoverflow):
In a nutshell: study a problem mathematically, then....
Learn about big O notation and how it affects the data structures in .NET (that you are using) so that you pick the best solution for your needs .
Choosing the correct data structures for your problem.
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What is the correct syntax for me to specify the return type hints for a method?
For example, I have such a method:
private static function ConstructPDOObject($dbname) { $hostname =self::HOSTNAME; $username = self::USERNAME; $password = self::PASSWORD...
Started by Ngu Soon Hui on
, 5 posts
by 5 people.
Answer Snippets (Read the full thread at stackoverflow):
Zend studio and PDT support the PHPDocumentor style doc * @param Zend_Session $session * @return Zend_Auth <--- gives IDE Hint */ protected function.
Type hints are only supplied by your IDE.
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I've been nosing around--and I'm no DBA myself,--but became curious when trying to troubleshoot a particularly expensive (and infrequent) query that performs an outer join on a linked server (2k5 to 2k5, different dbs on different physical machines). ...
Started by Marc Bollinger on
, 3 posts
by 3 people.
Answer Snippets (Read the full thread at stackoverflow):
I ran
select 1" WITH (NOLOCK)' select @p1
I suspect....
On this in the scenario you describe (2k5 to 2k5, different dbs on different physical machines) using a NOLOCK hint that the hint is preserved in the query executed on the linked server.
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I've recently started using Eclipse Ganymede CDT for C development and I couldn't like it more. I'm aware the learning curve could be sort of pronounced, therefore and with your help, my goal is to flatten it as much as possible. I'm looking for the best...
Started by Nano Taboada on
, 7 posts
by 7 people.
Answer Snippets (Read the full thread at stackoverflow):
Accurate Indexing
With....
Tons of my code is generated by ctrl + space .
Go Eclipse.
It can complete variable names, method declarations, user defined templates, and a ton more .
It is the auto-complete feature.
Ctrl + space is the best tool ever in Eclipse .
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