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PDO get the last ID inserted
I have a query, and I want to get the last ID inserted. The field ID is the primary key and auto incrementing.
3 Answers
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Setting transparent images background in IrfanView
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It works for saved files but does not work when a picture is copy & pasted from the clipboard. For example, picture shown in a browser -> right click to copy image... -> open irfan -> paste. That results in black background. But I...
使用虚拟现实和App Inventor进行实验 · App Inventor 2 中文网
...fun！），有一个 App Inventor 扩展，它提供了一个带有 TaifunFile.copy 操作的组件 TaifunFile。可以从此处下载扩展。您应该在构建 Expeditions 和 Virtuality 演示之前安装扩展。有关如何使用 App Inventor 扩展，请参阅 App Inventor 扩展文档。
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What exactly does git rebase --skip do?
...commit is skipped and the patch is not applied (so all changes made to any file will not make it into your target branch). Easiest way is to set up a simple git repository with two branches, several commits on each of them and then try to rebase and skip a commit (you can use git rebase --interactiv...
List All Redis Databases
...nce). The number of Redis databases is fixed, and set in the configuration file. By default, you have 16 databases. Each database is identified by a number (not a name).
You can use the following command to know the number of databases:
CONFIG GET databases
1) "databases"
2) "16"
You can use the...
Using GSON to parse a JSON array
I have a JSON file like this:
4 Answers
4
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How to get GET (query string) variables in Express.js on Node.js?
...s it's already done for you and you can simply use req.query for that:
var id = req.query.id; // $_GET["id"]
Otherwise, in NodeJS, you can access req.url and the builtin url module to url.parse it manually:
var url = require('url');
var url_parts = url.parse(request.url, true);
var query = url_part...
How to create abstract properties in python abstract classes
...e now raises the correct exception:
Traceback (most recent call last):
File "foo.py", line 36, in
b1 = Base_1('abc')
TypeError: Can't instantiate abstract class Base_1 with abstract methods name
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关于php的socket初探 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...t($socket, -1)) { // 这样设置不超时才油用
static $id = 0;
static $ct = 0;
$ct_last = $ct;
$ct_data = '';
$buffer = '';
$id++; // increase on each accept
echo "Client $id come./n";
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Linq code to select one item
...use the extension methods directly like:
var item = Items.First(i => i.Id == 123);
And if you don't want to throw an error if the list is empty, use FirstOrDefault which returns the default value for the element type (null for reference types):
var item = Items.FirstOrDefault(i => i.Id == ...