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LAST_INSERT_ID() MySQL
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It would be possible to save the last_id_in_table1 variable into a php variable to use it later?
With this last_id I need to attach some records in another table with this last_id, so I need:
1) Do an INSERT and get the last_id_in_table1
INSERT into Table1(name) values ("AAA");
SET @l...
What's faster, SELECT DISTINCT or GROUP BY in MySQL?
...y i) a;
count
10001
(1 row)
Time: 594,481 ms
http://www.pgsql.cz/index.php/PostgreSQL_SQL_Tricks_I
so be careful ... :)
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Why does this iterative list-growing code give IndexError: list assignment index out of range?
...that this can be very confusing for those coming from other languages like PHP or C. j is a type of list, not an array. With list type, I don't think this is subscriptable. Very confusing if coming from other languages.
– Nguai al
Jan 12 '19 at 23:24
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Search for all occurrences of a string in a mysql database [duplicate]
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In phpMyAdmin a 'Search' feature is available:
Select particular database not table.
Click 'Search' tab
Enter the search term you want
Select the tables you want to search in
phpMyAdmin screen shot:
The 'Search' feature ...
ByteArray 实验 - 拼一个二进制协议帧，再把它拆开 · App Inventor 2 中文网
...字符一个字节，中文会丢）。
这也是蓝牙中文乱码那类问题的根源。
五、排错表
现象
原因与处理
第二次点拼帧，字节数翻倍
没先 Clear()。组件是有状态的，会一直追加
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Convert string to variable name in JavaScript
...ss true. Javascript does not have variable variables (such as $$varname in php) so this really is the only answer. Using window[varname] has the side-effect of introducing global variables, which might not be wanted. @Shaz I don't think you give modern JS interpreters enough credit. They are extreme...
Using JQuery - preventing form from submitting
...otherwise show error.
HTML
<form id="form" class="form" action="page2.php" method="post">
<input type="text" class="check-validity" value="" />
<input type="text" class="check-validity" value="" />
<input type="text" class="check-validity" value="" />
<in...
How to change default timezone for Active Record in Rails?
... much! I'd been struggling with this as well. I have an inherited legacy PHP app that interacts with the same mysql database and stores all times as local; updating it to use UTC was not an option. What I had previously accomplished nothing: config.time_zone = 'Central Time (US & Canada)' c...
LaTeX package for syntax highlighting of code in various languages
...de; this gives you complete freedom. http://ubuntuforums.org/archive/index.php/t-331602.html
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Remove new lines from string and replace with one empty space
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Escape sequences in PHP need to be double quoted.
– Daniel Vandersluis
Sep 21 '10 at 13:37
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