大约有 7,000 项符合查询结果（耗时：0.0283秒） [XML]
Laravel - Eloquent or Fluent random row
...vel 3:
User::order_by(DB::raw('RAND()'))->get();
Check this article on MySQL random rows. Laravel 5.2 supports this, for older version, there is no better solution then using RAW Queries.
edit 1: As mentioned by Double Gras, orderBy() doesn't allow anything else then ASC or DESC since this chang...
Javascript objects: get parent [duplicate]
...t the same problem.
I have a structure like this:
var structure = {
"root":{
"name":"Main Level",
nodes:{
"node1":{
"name":"Node 1"
},
"node2":{
"name":"Node 2"
},
"node3":{
...
Reset AutoIncrement in SQL Server after Delete
...
If you're using MySQL, try this:
ALTER TABLE tablename AUTO_INCREMENT = 1
share
|
improve this answer
|
follow
...
How to avoid “Permission denied” when using pip with virtualenv
...
Solution:
If you created the virtualenv as root, run the following command:
sudo chown -R your_username:your_username path/to/virtuaelenv/
This will probably fix your problem.
Cheers
share...
How do I change the root directory of an apache server? [closed]
Does anyone know how to change the document root of the Apache server? I basically want localhost to come from /users/spencer/projects directory instead of /var/www .
...
Configure Log4net to write to multiple files
...sage%newline" />
</layout>
</appender>
<root>
<level value="DEBUG" />
<appender-ref ref="File1Appender" />
<appender-ref ref="File2Appender" />
</root>
</log4net>
...
How to select rows that have current day's timestamp?
... the `` are important because timestamp (and date as in my case) is a MySQL reserved word
– Victor Ferreira
Jan 10 '15 at 19:39
...
is there a css hack for safari only NOT chrome?
...13 (early-2020):
/* Safari 7.1+ */
_::-webkit-full-page-media, _:future, :root .safari_only {
color:#0000FF;
background-color:#CCCCCC;
}
To cover more versions, 6.1 and up, at this time you have to use the next pair of css hacks. The one for 6.1-10.0 to go with one that handles 10.1 and up...
Convert JS Object to form data
...hould work on IE11 and evergreen browsers.
function objectToFormData(obj, rootName, ignoreList) {
var formData = new FormData();
function appendFormData(data, root) {
if (!ignore(root)) {
root = root || '';
if (data instanceof File) {
formDat...
What data is stored in Ephemeral Storage of Amazon EC2 instance?
...f you "stop" an instance that is backed by EBS then the information on the root volume will still be in the same state when you "start" the machine again. According to the documentation, "By default, the root device volume and the other Amazon EBS volumes attached when you launch an Amazon EBS-back...