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App Inventor 2 鸿蒙先行版：AppInventor 从此支持全平台，不再安卓专属 - ...
...ps://www.fun123.cn
HarmonyOS NEXT 板块：https://bbs.tsingfun.com/forum.php?mod=forumdisplay&fid=156
鸿蒙编译全流程教程：https://bbs.tsingfun.com/forum.php?mod=viewthread&tid=2935
安卓/鸿蒙/苹果对比帖：https://bbs.tsingfun.com/forum.php?mod=viewthread&tid=2936
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App Inventor 2 数据库方案全览：从本地存储到云端服务 - App应用开发 - 清...
...端
- 类型：原生组件
- 数据方案：自建服务端：MySQL + PHP后端数据库、MongoDB + PHP后端数据库
- 是否支持数据变更事件：可模拟支持
- 特点：自主可控，灵活性最高，相对成本最低
- 业务支撑级别：中大型网络数据及文件存...
How to determine total number of open/active connections in ms sql server 2005
My PHP/MS Sql Server 2005/win 2003 Application occasionally becomes very unresponsive, the memory/cpu usage does not spike. If i try to open any new connection from sql management studio, then the it just hangs at the open connection dialog box.
how to deterime the total number of active connectio...
How do you avoid over-populating the PATH Environment Variable in Windows?
...ant to make sure your forwarded-or-not exe is called from a bat, use "call php script.php" instead of just "php script.php" (which works both ways) An excellent reason to use .bat dispatcher is to prevent PATH names conflicts (multiples version of the same exe)
– 131
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How do I create a PDO parameterized query with a LIKE statement?
...ed. How it's even an issue with named placeholders when you concatenate in PHP? Obviously concatenating in PHP supports both named and positional and more portable as you can use the same query for any database. I don't really understand why so many people think there is any difference between named...
split string only on first instance of specified character
...ter the first _ is matched inside a capturing group, and gets added to the token list for that reason.
– Alan Moore
Jan 5 '11 at 20:04
28
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How to deny access to a file in .htaccess
...ss file in the root of a virtual server (apache 2.4):
<Files "reminder.php">
require all denied
require host localhost
require ip 127.0.0.1
require ip xxx.yyy.zzz.aaa
</Files>
This prevents external access to reminder.php which is in a subdirectory.
I have a similar .htaccess file on ...
Simple regular expression for a decimal with a precision of 2
...
Valid regex tokens vary by implementation. A generic form is:
[0-9]+(\.[0-9][0-9]?)?
More compact:
\d+(\.\d{1,2})?
Both assume that both have at least one digit before and one after the decimal place.
To require that the whole str...
Are there benefits of passing by pointer over passing by reference in C++?
...with references lies with other programmers, henceforth termed IDIOTS, who allocate in the constructor, deallocate in the destructor, and fail to supply a copy constructor or operator=().
Suddenly there's a world of difference between foo(BAR bar) and foo(BAR & bar). (Automatic bitwise copy op...
What to do Regular expression pattern doesn't match anywhere in string?
... question. And is parsing the proper term here? Afaics the regex are doing tokenizing/lexical analysis, but the final parsing done with Perl code, not the regex themselves.
– Qtax
Dec 27 '11 at 15:02
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