syntax-error

问题 The code below is part of an rss feed parser using WordPress's simplepie fetch_feed()... Code is: if ($enclosure = $item->get_enclosure(0)) { $image_thumb = $item->get_enclosure()->get_link().'screenshot.jpg'; $image = $item->get_enclosure()->get_link().'screenshot-full.jpg'; } $link = esc_url( strip_tags( $item->get_link() ) ); $content = $item->get_content(); Upon trying to activate the theme in which this code appears, I'm getting the following error: Parse error: syntax error, unexpected

问题 I failed to install twisted by pip command, so I manually downloaded the .whl file and got it installed( version 18.7.0). Only after i did that, my laptop could install scrapy; however, it seems that the twisted package is not compatible with python 3.7 and it keeps saying "syntax error" I have tried some method posted on the Github about this issue(https://github.com/scrapy/scrapy/issues/3143), but none of them solve it. I wonder whether I need to shift to python 3.6 or not? cause my python

问题 I have this code at the start of a .php file: <?php $url = 'https://api.stackexchange.com/2.1/info'; $data = array("site" => 'space', "key" => "T1h2I3s4I5s6M7y8A9p0I1k2E3y!"); $response = (new Curl)->exec($url . '?' . http_build_query($data), [CURLOPT_ENCODING => 'gzip']); // ^^ Line 6 ^^ $obj = json_decode($response); $timestamp = date("Y:m:d H:i:s"); $dbhost = "localhost"; $dbname = "statengine"; $dbuser = "statengine"; $dbpass = "#P1aSs3WoR5d!"; mysql_connect($dbhost, $dbuser, $dbpass) or

问题 f=1 def skip(i): global f +=i return What's wrong? I don't know >>> f 1 >>> skip(3) Traceback (most recent call last): File "<pyshell#10>", line 1, in <module> skip(3) File "C:/Users/PC/Desktop/game.py", line 4, in skip f +=i UnboundLocalError: local variable 'f' referenced before assignment 回答1: The global statement goes on a separate line: def skip(i): global f f += i The return is redundant here; I've left it off. The global statement 'marks' names in a function as global; it is a distinct

问题 As part of a mini-haskell compiler that I'm writing, I have a function named app . What I want this function to do is take in these arguments epp (App e1 e2) . The first step would be to evaluate e1 recursively ( epp e1 ) and check if the output would be an error. If not then evaluate e2 and then call another function eppVals to evaluate the outputs of the calls on e1 and e2 which I defined as v1 and v2 respectively. 回答1: In your hpaste you have a function appVals which has been renamed to

问题 Here is my button command for save. need help in getting this to work, will be getting this to defend for tomorrow school project. Thanks! Its for Datagridview, access, c#. I use 2010VS and MS Access 2007. private void save_Click(object sender, EventArgs e) { if (adminyes.Checked == true || adminno.Checked == true && textBox1.Text != null && textBox2.Text != null && textBox3.Text != null) { admin = "Yes"; if (mode == "a") { x = 0; connect.Close(); connect.ConnectionString = inventorydb;

问题 In order to swap the first two elements of a list, I've written the following code: swap_first_two_elements :: [a]->[a] swap_first_two_elements list=case list of x:y:_ -> y:x:_ [x] -> Nothing []-> Nothing However, the terminal shows the error shown below: [1 of 1] Compiling Main ( test.hs, interpreted ) test.hs:3:16: Pattern syntax in expression context: _ Failed, modules loaded: none. Prelude> Who likes to tell me what is wrong with it? Btw, ive also tried to combine the last two row into:

问题 I am using opencv and gdal with visual studio 2019 community version, I writte some sample test to know if opencv and gdal works fine on my computer, but then some error with header file raises, all these error didn't affect the compiling of the program and the running or output of the program, all is fine except those header file syntax error, which makes me really confused. my code is down below: /*opencv_test*/ #include <opencv2/core/core.hpp> #include <opencv2/highgui/highgui.hpp>

问题 I am using opencv and gdal with visual studio 2019 community version, I writte some sample test to know if opencv and gdal works fine on my computer, but then some error with header file raises, all these error didn't affect the compiling of the program and the running or output of the program, all is fine except those header file syntax error, which makes me really confused. my code is down below: /*opencv_test*/ #include <opencv2/core/core.hpp> #include <opencv2/highgui/highgui.hpp>

问题 I am trying to create a table in mySQL. This is my php page below, when I run the page there are no errors but the table is not in mySQL and when I test the code in mySQL I'm getting the error #1064 - You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '$user = "root"' at line 1. I've done a bit of research into what this error means but I'm getting no where. I don't really understand what it means. If I'm