Position adjustment of PHP output information

After writing the html template and introducing the PHP file, I found that the echo output position is displayed in the header. How to adjust the echo output text to the specified position you want? If you directly add a div to the echo, it is difficult to combine the layout with HTML. How is it usu...

按键盘手指磨破皮 2017-07-29 22:56:00 0  1  1928

javascript - echart histogram, distance adjustment between categories

It can control the height of the column (barWidth), and also control the distance between two columns under the next category on the abscissa (barGap). I know the parameter is (barCategoryGap), but it has no effect after writing it. Please use the official one Demo as an example, http://echarts.baid...

阿神 2017-06-26 10:51:01 0  1  857

javascript - When sharing a webpage to WeChat Moments, how to add some titles and background images when sharing it to WeChat friends? ? ? ?

The first few items are shared from iOS. They have some native interfaces and are easy to make. When the H5 page is shared, the following are just links. Does this require adjusting the WeChat interface? ? ? ?

黄舟 2017-05-16 13:39:11 0  4  648

laravel - exit error when remember_token is not used, how to solve it?

The laravel 5.4 version uses the built-in Auth. Due to various reasons, the "remember_token" field cannot be used. When logging out, the error "remember_token cannot be found" will be reported. The current solution is: "logout(" of "Illuminate/Auth/SessionGuard.php...

某草草 2017-05-16 16:47:16 0  1  528

Reverse proxy - nginx acts as a secondary proxy

For example: There is an HTTP proxy server A (10.0.0.1/24, 192.168.0.1/24) and a Web server B (192.168.0.2/24). Machine C (10.0.0.3/24) can access the website on B by setting A as a proxy. Machine C has a public IP. Now there are only adjustments to C...

为情所困 2017-05-16 17:24:41 0  1  772

vim - Can Ubuntu terminal emulator adjust text line height?

I recently used oh-my-zsh. It feels pretty good. There were some problems during configuration. I want to be able to adjust the row height, but can't find a way. Attributes similar to {code...} in sublime. How to make such adjustment in zsh? By the way: How does Vim adjust...

PHPz 2017-05-16 16:38:41 0  1  884

html - Why do PHP classes need to be instantiated?

Today I learned the MVC structure and found that when calling methods in a class in the code, the class must be instantiated first, and finally the method of the class is called. For example: {code...} But can't it be called directly like the following? {Code...} Why must it be instantiated? What do...

我想大声告诉你 2017-05-24 11:34:11 0  8  830

How to calculate date difference (function used to calculate shifts) during daylight saving time adjustment?

I have the following function for determining which shift is working on a given date. publicstaticfunctiongetShift($date,$startDate,$sequence){$daysDiff=floor((strtotime($date)-strtotime($startDate))/(60*60*24));$sequenceArray=explode(',',$ sequence);$key=($days

P粉919464207 2023-09-16 00:03:57 0  1  525

html - css navigation bar is blurred, the navigation bar is fixed, and the page below is blurred as the page slides. How to achieve this?

After searching for a long time on the Internet, I couldn't find a solution that can dynamically affect the page below and make it blurry. This is a blur effect from Station B. It is static. The principle is to use two identical pictures, blur part of one and merge it with the other. My idea is to a...

大家讲道理 2017-05-24 11:36:02 0  2  1111

Dynamic element event binding: How to bind events to dynamically created elements?

I have some code where I loop through all the select boxes on the page and bind the .hover event to them to make some adjustments to their width on mouseon/off. This happens after the page is ready and working fine. The problem I'm having is that any select boxes added via Ajax or DOM after the init...

P粉046878197 2024-03-25 15:37:38 0  2  733

Ways to fix issue 2003 (HY000): Unable to connect to MySQL server 'db_mysql:3306' (111)

I recently tried to containerize my FastAPIPython server (also for replication/doubling purposes). Before, I had just a MySQL server in a Docker container and everything was fine, but when I also made my web server a service, it couldn't connect to the MySQL server, so now the application doesn't wo...

P粉178132828 2023-09-05 11:18:47 0  1  825

Experiment with sorting after query limit

So this is my first question here, please forgive me if something is wrong. I'm trying to make a sort query based on constraints. So there is a Customers table with 90 records. I want to first perform a query limited to 3 records, and then sort the results of this query by a column called ContactNam...

P粉237125700 2023-09-05 14:46:42 0  1  726

CSS Grid: Create new row when child content overflows column width

I have a two column layout based on CSS grid. When the content of the second column exceeds 1fr I want to create a new row. As it currently stands, the content simply overflows the column. One requirement of this layout is that the items in the right menu column are in one row. I achieve this with: ...

P粉212114661 2023-09-05 15:18:28 0  1  615

PHP full text search functionality using AND, OR and NOT operators

Newbie question: I'm trying to implement a full text search on a search string using php and eloquent. $searchstring="+(victimsuspect)+crime-covid";$searchresult=RssItem::whereRaw("MATCH(description)AGAINST('$searchstring'INBOOLEANMODE)")->ge

P粉076987386 2023-09-05 15:06:32 0  1  578

Shortest way to convert all PHP types to string

I'm writing a general system that I hope can one day be applied to fields like medicine (i.e. it's "scientific"). I think the best way is to represent all the data in php with strings (true will be "true", false will be "false" and so on). The reason for this is that in...

P粉369196603 2023-09-05 15:34:44 0  1  1006

How to get average of DATETIME column in MySQL while grouping by other columns

I'm creating and populating a MySQL table using the following query: SETtime_zone='+00:00';CREATETABLEtimestamp_n_datetime(idINT,timeDATETIME,avg_timeDATETIME);INSERTINTOtimestamp_n_datetime(id,time,avg_time)VALUES("1","2023-01-0310:

P粉460377540 2023-09-05 11:46:21 0  1  506

Multi-device (mobile phone) synchronization - React Native

I'm trying to create a Lightshow that will launch on all users' mobile devices at the same time (can have up to 2000-3000 users). All users will use the Internet (Wi-Fi or mobile data). In our FE we use Apollo for subscriptions and it works like a charm. But the problem is, user A can get subscribed...

P粉151466081 2023-09-05 11:58:38 0  1  698

Spades, Diamonds, Hearts, Clubs => styles do not change font color in Chrome for Android

In Google Chrome on Windows, the card suit symbols (spades, hearts, diamonds, clubs) are colored correctly using the "style" attribute. Unfortunately, the same page displayed in Google Chrome on Android does not display the colors I defined but uses the default black and red. (See the atta...

P粉896751037 2023-09-05 15:25:13 0  1  759