国产av日韩一区二区三区精品,成人性爱视频在线观看,国产,欧美,日韩,一区,www.成色av久久成人,2222eeee成人天堂

How to compare mysql time type fields (accurate to hours, minutes and seconds)?

I need to filter data based on the create_time field. The current sql statement is as follows: {code...} However, I found that this method has a bug, that is, when the upper limit time (arrow in the above picture) is too large, an error will be reported. As shown below: The reason is that the unix_t...

阿神 2017-06-06 09:52:27 0  2  988

python - How to add time or speed control when traversing a list?

{Code...} {Code...} There is such a weekend function to request some content, but some content will be missing every time it is executed. I suspect it is a problem with the network speed. How to limit the frequency of traversal or within a few seconds? What about one visit?

天蓬老師 2017-06-14 10:53:10 0  2  848

php - countdown to microseconds

Is there any way in PHP to create a 60-second countdown accurate to microseconds? It can be written with ajax accurate to seconds, but I don’t know how to solve it in microseconds. Please solve it! ! !

迷茫 2017-05-16 13:10:07 0  1  511

python - I have a second-level task. How to handle the crond service in Linux? It takes at least 1 minute. PHP

I need to receive a piece of data in real time for processing. It must be in seconds. How to process it?

習(xí)慣沉默 2017-05-16 13:01:44 0  4  704

Please help me find out where is the problem with my code.

Every time the ajax reaches the last 2 seconds, it will start requesting, and then the countdown will get stuck. Logically speaking, I set the request once every 10 seconds, and the timer is a countdown of 1 second and 1 second. Why does it start requesting after 8 seconds? Because I need to synchro...

按鍵盤手指磨破皮 2017-12-09 12:36:16 0  2  1625

javascript - Concurrent access to Node is inconsistent with the expected result

The logic of the test is relatively simple, that is, Node accesses the database to query data. The execution time of the SQL statement is about 2 seconds. I used JMeter to conduct multi-thread testing (5 threads). According to the expected result (according to the non-blocking characteristics of Nod...

怪我咯 2017-06-22 11:54:23 0  1  904

node.js - request's pipe method, how to monitor the time required to read a file?

To read a picture from the Internet, I need to know the time required. For example, if it exceeds 3 seconds, I will give up reading the picture. How to do this?

怪我咯 2017-05-24 11:38:32 0  1  780

How to make nginx redirect a certain IP within a certain period of time

How to make nginx redirect a certain IP within a certain period of time? I wrote a filtering rule: {code...} There is a problem here, that is, if the other party meets the conditions, it will redirect, but after a few dozen seconds or so When accessed again after a few seconds, this redirect will no...

漂亮男人 2017-05-16 17:20:44 0  1  624

javascript - Use js to write a pop-up based on a fixed time, pop-up three times

Use js to write an interpretation, for example: for a layer, the first time it pops up after 10 seconds, after it is closed, it pops up again after 20 seconds, and after it is closed, it pops up again after 40 seconds. Then it doesn't pop up. {Code...} I have no idea. How can I make him stop playing...

迷茫 2017-06-12 09:32:02 0  4  973

php - Record video last viewed time

I would like to ask about option 1. Click to pause the video to record the time, and then record the time. 2. Use websocket to record the viewing time every 10 seconds and ask if it is necessary to use websocket. The first option is to prevent the customer from suddenly closing the browser and there...

女神的閨蜜愛上我 2017-06-23 09:12:05 0  3  1320

php - cronrab scheduled execution script maximum execution time

Use crontab curl or wget to execute a php script regularly. It is found that the execution time of the script is up to 7 seconds, and the subsequent execution time will not be executed. Where can I set the running time of this script? Set_time_limit 0 has been set in the header of the php script.

迷茫 2017-06-24 09:42:18 0  2  1114

javascript - The DateTimePicker of element ui can only limit the time to the date, not the specific time?

As the title states, I have restricted the selection to a time beyond the current time. There is no problem with the date restriction, but I cannot restrict it to specific hours, minutes and seconds, so I can select a future time. The code is as follows: {Code...} {Code...} Anyone who has experience...

僅有的幸福 2017-06-12 09:29:23 0  1  1863

javascript - About the problem that page time keeps accumulating

Now there is a requirement to accumulate time on the page, indicating how many days, hours, minutes, and seconds the platform has been running stably. . . How can this be achieved, please God. . . . I would like to thank you here

淡淡煙草味 2017-05-19 10:23:46 0  3  827

JQ counts down every 10 minutes

The project requires a draw every 10 minutes, which needs to be synchronized with the server time. To prevent cheating, my idea is to use ajax to get the server time every 10 seconds, and then use JQ to compare the countdown. For example, the time I retrieved is 18:02, my lottery draw time is 18:09,...

按鍵盤手指磨破皮 2017-12-05 18:04:58 0  4  1991

java - Gaode map displays the obtained longitude and latitude in real time

I need to display a vehicle on the map in real time. The device will continuously upload the longitude and latitude information every few seconds, and then the server will return to the app. My current idea is to refresh it regularly, then jump to it with the maker click, and then add a line in the ...

ringa_lee 2017-05-16 13:26:49 0  3  1209

angular.js - angularjs time control changes url after clicking

I am thinking that after clicking the time control, the time parameter can be brought to the url 0 0. . . Is there any way? Ask for advice. . Been looking for it for a long time

怪我咯 2017-05-15 16:56:20 0  1  662

angular.js - Problem with angularjs: After clicking "Select Image", it takes a long time to select the image

Problem Description As shown below, click "Select Picture" and after about 6 seconds, the system pops up a box to select a picture. Other functions can be used normally. I tried many times, but each time it took a long time to select the picture. Why does it take so long to select a pictur...

世界只因有你 2017-05-15 17:10:25 0  2  771

javascript - BUG in loop mode of swiper plugin?

1. I now have 8 pieces of data, and then set it to switch 5 data every 5 seconds and set loop to true. Then~~ the last set of data will be played all the time, that is, the second picture will switch data every 5 seconds and always display 6. Then I tried to pull back the data of 7,8,1,2, but found ...

大家講道理 2017-06-26 10:58:10 0  1  1000

There are differences between the two methods of obtaining timestamps in PHP. Why?

Try to use two methods of PHP to obtain the current timestamp. There are differences. However, the two timestamps converted into time are indeed the same time point. I checked the unit of the timestamp on the network is seconds. Why is this happening? {Code...} The output result is: timestamp is 1:1...

給我你的懷抱 2017-05-16 13:14:11 0  5  700

How to reduce countdown time

I would like to ask all the experts. On this website, the confirmation submission will not appear until the countdown is over. How can I reduce the countdown time by a few seconds and try to display the confirmation button in advance?

從不打滑的老司機(jī) 2020-03-30 08:34:24 0  1  1315