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ORA-12514 TNS:listener does not currently know of service requested in connect descriptor
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ORA-00942: table or view does not exist
– Tommy Holman
Jan 16 '18 at 20:37
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Is there a better way to dynamically build an SQL WHERE clause than by using 1=1 at its beginning?
... offer you:
using (var dbContext = new MyDbContext())
{
IQueryable<Table1Item> query = dbContext.Table1;
if (condition1)
{
query = query.Where(c => c.Col1 == 0);
}
if (condition2)
{
query = query.Where(c => c.Col2 == 1);
}
if (condition3)...
Chaining multiple filter() in Django, is this a bug?
...ay suspect. It is how the WHERE and JOIN is placed.
Example1 (same joined table) :
(example from https://docs.djangoproject.com/en/dev/topics/db/queries/#spanning-multi-valued-relationships)
Blog.objects.filter(entry__headline__contains='Lennon', entry__pub_date__year=2008)
This will give you ...
How to change column order in a table using sql query in sql server 2005?
How to change column order in a table using SQL query in SQL Server 2005?
21 Answers
2...
Entity Framework rollback and remove bad migration
...ad migration to the database. I tried, but it was not working, because the table names I specified in original question. The first option I don't like much, because it looks like I would have to change code of the migration. If I do it poorly, I can broke it all down.
– Martin ...
Convert floats to ints in Pandas?
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Thanks! I adjusted this in my to_csv: fin.to_csv('my_table.csv', float_format='%.f'). It worked!
– MJP
Jan 22 '14 at 19:22
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Set the table column width constant regardless of the amount of text in its cells?
In my table I set the width of the first cell in a column to be 100px .
However, when the text in one of the cell in this column is too long, the width of the column becomes more than 100px . How could I disable this expansion?
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How to center a checkbox in a table cell?
... contains nothing but a checkbox. It is rather wide because of text in the table header row. How do I center the checkbox (with inline CSS in my HTML? (I know))
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【解决】Linux mysql如何重置root密码？ - 更多技术 - 清泛网 - 专注C/C++及内核技术
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4. 略过grant授权表启动mysql/MariaDB服务
启用--skip-grant-tables选项后，任何人都可以在没有密码和所有权限的情况下连接到数据库服务器：
mysqld_safe --skip-grant-tables &
上面命令末尾的＆符号将导致程序在后台运行，因此我...
How to write a foreach in SQL Server?
...rforms better than a cursor and is simpler:
DECLARE @PractitionerList TABLE(PracticionerID INT)
DECLARE @PractitionerID INT
INSERT @PractitionerList(PracticionerID)
SELECT PracticionerID
FROM Practitioner
WHILE(1 = 1)
BEGIN
SET @PracticionerID = NULL
S...