Iterating over data with generator running in file and IDLE results inconsistently,

Using the generator to iterate data constructs the problem of missing data. The running results of the same code are inconsistent: running in file mode, the result is: 5 2 1 0. Python comes with IDLE and running, the result is: 5 3 2 1 0 {code...}

过去多啦不再A梦 2017-05-18 11:01:04 0  1  603

How can I automatically generate the end code when writing html in sublime?

How can I automatically generate the end code when writing html in sublime?

好望角 2020-05-10 11:34:40 0  1  1472

How to merge multiple rows into single row based on column in MySQL or Hive

I need to generate the average sales for each title between 2019 and 2021. There are 2 input tables: TitleTableTitle_idTitle_typePrice_per1tv102book503cd20Transactionstable(trans)tran_idTitle_idQtyyear132201921120193352020433202051102021 The expected result should generate the following columns: Tit...

P粉277464743 2024-03-26 19:11:12 0  1  331

javascript - Determine the character length and generate json data in a dom tree structure.

There is a piece of data with such a structure. There are many pieces. We need to judge the series based on the length of the level and generate the json data of the DMO tree results. How to achieve this? ? It probably produces the following structure, which is just one of the array objects.

某草草 2017-05-19 10:17:12 0  2  595

laravel - Questions about csrf_token

version 5.1.29session_driver:filekernel.php has been loaded in the global middleware\App\Http\Middleware\VerifyCsrfToken::class. Why does _token now have only one value from the beginning to the end of the session? It can be verified when submitting, but after submitting...

phpcn_u1582 2017-05-16 16:54:05 0  1  361

javascript - js arithmetic problem, solve it~~

"1"- -"1"; The result of the above operation is 2. If you omit the space in the middle, an error will be reported. If there is a space, the result will be 2. Can someone please analyze why? Thanks~~

大家讲道理 2017-05-19 10:37:30 0  5  490

How to split Flask search engine results into different pages?

I have created a search engine using Flask that returns search results from the Wikipedia corpus generated from articles related to health topics. Some queries return hundreds of results, so I want to add a feature to split the results into multiple pages. The following is the index.html code that g...

P粉614840363 2024-02-03 21:29:43 0  1  402

Ask an idiot question

The random function rand() generates ten random integers between (-10,10) and saves them in the arr1 array. Query whether there is a random integer 0 among the ten random integers generated in array arr1. If yes, output "the ten random integers generated this time contain the random number 0&qu...

 蒹葭苍苍 2017-09-13 14:15:44 0  1  972

js regular expression {} range - Stack Overflow

Regular matching: starts with a lowercase letter, ends with a lowercase letter, and can have a dash (-) in the middle. The length is less than 32 characters {code...} The returned result is true and normally it should return false. Among them, {1,31} means that the range before matching is between 1...

黄舟 2017-06-12 09:32:53 0  2  957

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...

给我你的怀抱 2017-05-16 13:14:11 0  5  603

javascript - Image gathering effect, plus 3D effect, why are there lines after gathering?

There are many sub-divs in a div, and the background images of the sub-divs are put together to form a whole picture; for the gathering effect, I added a 3D y-axis inversion effect. Why is there a small seam in the middle when splicing? Logically speaking, it should be after gathering This is the re...

曾经蜡笔没有小新 2017-05-18 10:46:23 0  1  546

Why is the OpenAI Chat GPT (GPT-3.5) API unresponsive when the stream parameter is set to false?

You can see the $prompt value in my application below. When I enter this prompt value, chat GPT gives no results. But this is because "stream" => false in the parameter. If "stream"=>true, chat GPT gives the result. My question is why chat GPT doesn't give results when &quo...

P粉865900994 2023-11-10 18:39:06 0  1  995

Can MySQL temporary variables be used in WHERE clause?

In MySQL, can temporary variables be used in WHERE clause? For example, in the following query: SELECT `id`,@var:=`id`*2FROM`user` @var is successfully set to twice the value of `id` However, if I try to filter the result set to only contain @var Results less than 10: SELECT `id`,@var:=`id`*2FROM`us...

P粉798343415 2023-10-24 10:37:42 0  2  593

How can I fix this issue "Symfony 5.4: Too few parameters: The query defined 2 parameters but you only bound 1"?

I want to load all Stagiaires to be paid in "Bordereaus". I want to select only those internships that ended within the date interval by selecting the date intervals and passing the intern's attributes through them. "Interns" and "Payment" are not related, but there is ...

P粉715304239 2023-09-02 12:53:54 0  1  683

c++ - A question about static_cast

The static_cast operator converts expression to type-id type, but there is no runtime type checking to ensure the safety of the conversion. ① Used for conversion of pointers or references between base classes (parent classes) and derived classes (subclasses) in the class hierarchy. Perform upcasting...

阿神 2017-06-05 11:11:51 0  1  845

javascript - webpack compiles different results for the same js files introduced in different ways

In the project generated by vue-cli webpack, the jquery.mockjax.js file is introduced using require in main.js, and different compilation results appear. The source code part is in UMD format {code...} Method 1: Download the version directly from the official website of jquery.mockjax.js, and then p...

phpcn_u1582 2017-05-18 11:00:43 0  1  738

python character encoding conversion

py code: Page html structure: Return result: [u'xe7x89x88xe3x80x80xe3x80x80xe6x9cxacxefxbcx9a'] What character encoding is this? How to convert it to the version number in html?

PHPz 2017-05-18 11:02:10 0  2  872

javascript - vue template loop problem

When the vue template is rendered, the final generated structure does not have the first layer li of the template. This is the template: {code...} This is the page: {code...} This is the result of page rendering: Please give me some advice.

淡淡烟草味 2017-05-19 10:36:18 0  3  520

Why do regular expressions for global flags cause incorrect output?

What's wrong with this regex when I use global flag and case insensitive flag? Queries are user-generated input. The result should be [true,true]. varquery='FooB';varre=newRegExp(query,'gi');varresult=[];result.push(re.test('FooBar'));result.push(re.test('FooBar')); //The result will be [true,false]...

P粉282627613 2023-08-22 19:11:39 0  2  519

Python 3.5 random.shuffle problem

When generating a random list, the random.shuffle() function is used. The following questions arise about the call of this function: If a list is explicitly defined, such as li = [], the shuffle function can produce the desired results. ;But if list(range(n)) is used as the parameter of shuffle...

世界只因有你 2017-05-18 10:48:52 0  2  1262