我的问题是百分比,我不是专家,所以我会尝试以更好的方式解释.
在我的mysql服务器中,我有一个表,比如700条记录,就像这样
+-------+---------+----------+-------+
| Name | country | language | Birth |
+-------+---------+----------+-------+
| Lucy | UK | EN | 1980 |
| Mari | Canada | FR | 1990 |
| Gary | Canada | EN | 1982 |
| Stacy | Jamaica | EN | 1986 |
| Joao | Brasil | PT | 1984 |
+-------+---------+----------+-------+
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所以我查询了1980年到1985年之间的所有记录,结果将是:
+------+---------+----------+-------+
| Name | country | language | Birth |
+------+---------+----------+-------+
| Lucy | UK | EN | 1980 | …Run Code Online (Sandbox Code Playgroud) 您好,我一直在尝试使其适应我的需求,但我只是 python 的新手,我有一个包含多个列和行的 csv 文件,重要的列是 1 = 文件的旧名称,2 = 文件的新名称文件,所以我需要转到 csv 文件中列出的文件所在的目录并将它们重命名为第 2 列的新名称,正如我所说,我已经尝试了很多方法但没有成功,我粘贴了我所做的最后一个代码你有一个想法:
import os, unicodecsv as csv, sys
IDs = {}
#open and store the csv file
with open('documentos_corpus_ladino.csv','rb') as csvfile:
timeReader = csv.reader(csvfile, delimiter = ',')
# build a dictionary with the associated IDs
for row in timeReader:
IDs[ row[0] ] = row[1]
# #get the list of files
path = 'txt_orig/'
tmpPath = 'txt_tmp/'
for filename in os.listdir('txt_orig/'):
oldname = filename
newname = filename.replace(oldname, …Run Code Online (Sandbox Code Playgroud) 自升级mysql(当前版本:服务器版本:5.5.44-0 + deb8u1(Debian))以来无法从上传(本地)文件加载数据,隐含的文件是:
dbconnection.php
<?php
$server = "localhost";
$user = "TheUser";
$pass = "ThePass";
$db_name = "DbName";
$link = mysql_connect($server, $user, $pass);
mysql_select_db($db_name);
mysql_set_charset('utf8', $link);
?>
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send2db.php
<?php
include 'dbconnection.php';
mysql_select_db("DbName") or die(mysql_error());
$query = "LOAD DATA LOCAL INFILE '$file' INTO TABLE `T1` FIELDS TERMINATED BY ';' OPTIONALLY ENCLOSED BY '\"' ";
mysql_query($query) or die(mysql_error());
?>
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错误说:
ERROR 1148 (42000): The used command is not allowed with this MySQL version
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在mysql里面:
SHOW GLOBAL VARIABLES LIKE 'local_infile';
+---------------+-------+
| Variable_name | …Run Code Online (Sandbox Code Playgroud) 我有一个输入类型按钮(由于它触发了表单内的辅助动作,因此无法提交类型),如果在上一个下拉选择器上未进行选择,则需要保持禁用状态。我尝试失败了:this,this,this和其他一些...
这是我的表单代码:
echo "<select class='corpusname' id='corpusname' size='1' name='corpusname' required />
<option value=''>Select a corpus</option>";
// This query gives the other options from a database
$result = mysqli_query($db, "SELECT * FROM corpus_info") or die(mysqli_error($db));
while($cpsmlg = mysqli_fetch_array($result)){
echo "<option value='".$cpsmlg['corpus']."'>".$cpsmlg['title']."</option>";
}
echo "</select>
<a id='theLink' target='_blank'>
// This is the button to be disabled
<input type='button' id='seedoc' class='seedoc' value='See doc' /></a>";
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