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When to use a View instead of a Table?
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Oh there are many differences you will need to consider
Views for selection:
Views provide abstraction over tables. You can add/remove fields easily in a view without modifying your underlying schema
Views can model complex joins easily.
Views can hide database-specific stuff from you. E....
Paging in a Rest Collection
... would identify a concrete resource (be it a resource in a specific state, selection of resources, or discrete result), it goes in the URL. Search queries, pagination, and restful transactions are good examples of this. If its something that is needed to transform the abstract representation to a ...
What does the C++ standard state the size of int, long type to be?
...header for them, download or make one, preferably with either compile time selection of such types or static assertions to verify the size. pubs.opengroup.org/onlinepubs/009695299/basedefs/stdint.h.html If the precise sizes aren't so important and you only care they're at least that big, then your...
Why can't I use an alias in a DELETE statement?
... I was mainly just curious, because I normally use aliases when using SELECT and other such statements, so I instinctively did what I'm used to and was wondering why it didn't work properly.
– Ricardo Altamirano
Jun 12 '12 at 21:38
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Visual Studio : short cut Key : Duplicate Line
...ure is now built-in in VS2017: Ctrl + E, V duplicates a line if nothing is selected, or duplicates selection. You can assign it to a different key combination, or find it in the menu:
See this reference for more information.
Pre VS2017, built-in method using clipboard
As @cand mentioned, you ca...
Get lengths of a list in a jinja2 template
... Thanks @AlexMartelli. In addition we could use inline syntax like {{ form.select_field(size=5 if form.select_field.choices|count > 5 else form.select_field.choices|count) }}
– Filipe Bezerra de Sousa
Jun 28 at 23:52
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What does FETCH_HEAD in Git mean?
...for alternate ref backends, read them from a file generically in refs_read_raw_ref().
With Git 2.29 (Q4 2020), Updates to on-demand fetching code in lazily cloned repositories.
See commit db3c293 (02 Sep 2020), and commit 9dfa8db, commit 7ca3c0a, commit 5c3b801, commit abcb7ee, commit e5b9421, com...
PDO support for multiple queries (PDO_MYSQL, PDO_MYSQLND)
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Then
try {
$db->query('SET NAMES gbk');
$stmt = $db->prepare('SELECT * FROM 2_1_paidused WHERE NumberRenamed = ? LIMIT 1');
$stmt->execute(array("\xbf\x27 OR 1=1 /*"));
}
catch (PDOException $e){
echo "DataBase Errorz: " .$e->getMessage() .'<br>';
}
catch (Exception $e...
Deprecated: mysql_connect()
... with @:
<?php
$connect = @mysql_connect('localhost','root','');
mysql_select_db('dbname');
?>
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How can I add an ampersand for a value in a ASP.net/C# app config file value
...u are working with a ViewBag in a .cshtml file you would need to call Html.Raw in your .cshtml file to prevent it from being escaped by the framework.
– user700390
May 21 at 17:51
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