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mysql_fetch_array()/mysql_fetch_assoc()/mysql_fetch_row()/mysql_num_rows etc… expects parameter 1 to
...been removed in php version 7.
Check $result before passing it to mysql_fetch_array. You'll find that it's false because the query failed. See the mysql_query documentation for possible return values and suggestions for how to deal with them.
$username = mysql_real_escape_string($_POST['username'...
Best way to test for a variable's existence in PHP; isset() is clearly broken
...ng them as though they were. However, since they can be iterated, counted, etc, a missing value is not the same as one whose value is null.
The answer in this case, is to use array_key_exists() instead of isset().
Since this is takes the array to check as a function argument, PHP will still raise ...
LINUX下用PHPIZE安装PHP GD扩展 - PHP - 清泛IT论坛，有思想、有深度
...ir --with-jpeg-dir --with-gd
sudo make
make install
sudo vi /app/php5/etc/php.ini //修改PHP配置文件
extension=gd.so //添加这一行，重启PHP服务
---------------------------------------
安装gd，加上参数重新编译php也可以解决。
http://bbs...
Algorithm to get the excel-like column name of a number
...recursive function (Based on zero indexed numbers, meaning 0 == A, 1 == B, etc)...
function getNameFromNumber($num) {
$numeric = $num % 26;
$letter = chr(65 + $numeric);
$num2 = intval($num / 26);
if ($num2 > 0) {
return getNameFromNumber($num2 - 1) . $letter;
} else ...
PHP parse/syntax errors; and how to solve them
...yond the scope of this question (debugger, database connector, uml diagram etc.) IDE will save you time and will prevent more than just syntax errors.
– Louis Loudog Trottier
Mar 27 '17 at 4:48
...
How to benchmark efficiency of PHP script
...ws to define steps in the code and reports time, memory usage, server load etc between two steps.
Something like:
$appgati->Step('1');
// Do some code ...
$appgati->Step('2');
$report = $appgati->Report('1', '2');
print_r($report);
Sample output array:
Array
(
...
LINUX下用PHPIZE安装PHP GD扩展 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...ir --with-jpeg-dir --with-gd
sudo make
make install
sudo vi /app/php5/etc/php.ini //修改PHP配置文件
extension=gd.so //添加这一行，重启PHP服务
---------------------------------------
安装gd，加上参数重新编译php也可以解决。
https://www.tsingfun.com/it/te...
file_put_contents - failed to open stream: Permission denied
...s directory if it is chmodd'ed correctly.
The other thing to do is echo "getcwd()". This will show you the current directory, and if this isn't '/something.../database/' then you'll need to change 'query.txt' to the full path for your server.
...
Convert SVG image to PNG with PHP
...css">
#CA,#FL,HI{
fill:blue;
}
#Al, #NY, #NM{
fill:#cc6699;
}
/*etc..*/
</style>
and then you can do a single text replace to inject your css rules into the svg before proceeding with the imagick jpeg/png creation. If the colors don't change, check to make sure you don't have any ...
How to copy a file from one directory to another using PHP?
...iles to be copied to, to activate some function like delete, update, views etc.
you can use something like this... I used this code in one of the complex project which I am currently busy on. i just build it myself because all answers i got on the internet was giving me an error.
$dirPath1 = ...