大约有 19,000 项符合查询结果(耗时:0.0193秒) [XML]
Table is marked as crashed and should be repaired
...
Run this from your server's command line:
mysqlcheck --repair --all-databases
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Making macOS Installer Packages which are Developer ID ready
...e/DerivedData/.../InstallationBuildProductsLocation
$ pkgbuild --analyze --root ./HelloWorld.app HelloWorldAppComponents.plist
$ pkgbuild --analyze --root ./Helper.app HelperAppComponents.plist
This give us the component-plist, you find the value description in the "Component Property List" sectio...
Regex Named Groups in Java
...etimes a double return system is used where the tail is
* returned in root.
*/
private Node group0() {
boolean capturingGroup = false;
Node head = null;
Node tail = null;
int save = flags;
root = null;
int ch = next();
if (ch == '...
What are Flask Blueprints, exactly?
...aves")
def leaves():
return "This tree has leaves"
@tree_mold.route("/roots")
def roots():
return "And roots as well"
@tree_mold.route("/rings")
@tree_mold.route("/rings/<int:year>")
def rings(year=None):
return "Looking at the rings for {year}".format(year=year)
This is a simp...
How do I modify a MySQL column to allow NULL?
MySQL 5.0.45
6 Answers
6
...
Best Practices: Salting & peppering passwords?
...e that someone with some security experience supports this method. Would a MySQL AES_ENCRYPT($passwordHash, $serverSideKey) call also be an appropriate way of implementing this?
– foochow
Jun 27 '13 at 19:40
...
How to check if field is null or empty in MySQL?
...uld like to check in PHP , then you should do something like :
$query_s =mysql_query("SELECT YOURROWNAME from `YOURTABLENAME` where name = $name");
$ertom=mysql_fetch_array($query_s);
if ('' !== $ertom['YOURROWNAME']) {
//do your action
echo "It was filled";
} else {
echo "it was empty!";
}...
Get top n records for each group of grouped results
...g this: The version is the variables is close to being correct. However, MySQL does not guarantee the order of evaluation of expressions in the SELECT (and, in fact, sometimes evaluates them out-of-order). The key to the solution is to put all the variable assignments in a single expression; here...
How to include() all PHP files from a directory?
...es though.
/*Directories that contain classes*/
$classesDir = array (
ROOT_DIR.'classes/',
ROOT_DIR.'firephp/',
ROOT_DIR.'includes/'
);
function __autoload($class_name) {
global $classesDir;
foreach ($classesDir as $directory) {
if (file_exists($directory . $class_name ....
MySQL JOIN the most recent row only?
...
For anyone who must work with an older version of MySQL (pre-5.0 ish) you are unable to do sub-queries for this type of query. Here is the solution I was able to do and it seemed to work great.
SELECT MAX(d.id), d2.*, CONCAT(title,' ',forename,' ',surname) AS name
FROM cust...
