大约有 45,312 项符合查询结果（耗时：0.0505秒） [XML]
How to run SQL script in MySQL?
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edited Jun 9 '15 at 23:11
answered Jan 20 '12 at 11:04
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AWS MySQL RDS vs AWS DynamoDB [closed]
I've been using MySQL for a fair while now and I'm comfortable with its structure & SQL Queries etc.
4 Answers
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How to use WinForms progress bar?
...a look at BackgroundWorker. If you have a loop that large in your WinForm it will block and your app will look like it has hanged.
Look at BackgroundWorker.ReportProgress() to see how to report progress back to the UI thread.
For example:
private void Calculate(int i)
{
double pow = Math.Pow...
How to check if a database exists in SQL Server?
...is the ideal way to check if a database exists on a SQL Server using TSQL? It seems multiple approaches to implement this.
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How do you render primitives as wireframes in OpenGL?
How do you render primitives as wireframes in OpenGL?
10 Answers
10
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git: How to ignore all present untracked files?
Is there a handy way to ignore all untracked files and folders in a git repository?
(I know about the .gitignore .)
8 An...
MySQL Conditional Insert
I am having a difficult time forming a conditional INSERT
13 Answers
13
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possibly undefined macro: AC_MSG_ERROR
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edited Oct 13 '16 at 17:27
Tombart
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Why does this (null || !TryParse) conditional result in “use of unassigned local variable”?
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I am pretty sure this is a compiler bug. Nice find!
Edit: it is not a bug, as Quartermeister demonstrates; dynamic might implement a weird true operator which might cause y to never be initialized.
Here's a minimal repro:
class Program
{
static bool M(out int x)
{
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How to find the Windows version from the PowerShell command line
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edited Mar 2 '17 at 10:32
Peter Mortensen
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