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Check if a temporary table exists and delete if it exists before creating a temporary table
...n later, it will give an error saying "invalid column". Please let me know what I am doing wrong.
15 Answers
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Import package.* vs import package.SpecificType [duplicate]
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@Chris What is the effect of the use of import a.b.* on compilation time?
– saurabheights
Jan 16 '17 at 11:44
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How do you properly use namespaces in C++?
...namespace MyNamespace;
MyClass* pClass = new MyClass();
Edit: Following what bernhardrusch has said, I tend not to use the "using namespace x" syntax at all, I usually explicitly specify the namespace when instantiating my objects (i.e. the first example I showed).
And as you asked below, you ca...
Creating a temporary directory in Windows?
What's the best way to get a temp directory name in Windows? I see that I can use GetTempPath and GetTempFileName to create a temporary file, but is there any equivalent to the Linux / BSD mkdtemp function for creating a temporary directory?
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Convert an image to grayscale in HTML/CSS
...ilter: none;
}
<img src="http://lorempixel.com/400/200/">
What about Internet Explorer 10?
You can use a polyfill like gray.
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PyLint, PyChecker or PyFlakes? [closed]
...asking the question ;-)
Ok, this is not a very serious review but here is what I can say :
I tried the tools with the default settings (it's important because you can pretty much choose your check rules) on the following script :
#!/usr/local/bin/python
# by Daniel Rosengren modified by e-satis
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Can iterators be reset in Python?
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This was what my theory told me, nice to see that what I thought should happen, does.
– Wayne Werner
Jul 16 '10 at 18:02
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How to cat a file containing code?
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Mmm what about merging them, having this one as the target question? The duplicate question has a good title, only that it is toooo long. However, it somehow got quite a lot of attention out of late (I am getting some upvotes per...
How can I make a .NET Windows Forms application that only runs in the System Tray?
What do I need to do to make a Windows Forms application run in the System Tray?
9 Answers
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How to execute a MySQL command from a shell script?
...the command line and in shell scripts all the time. It's hard to diagnose what's wrong with your shell script, because you haven't shared the exact script or any error output. I suggest you edit your original question above and provide examples of what goes wrong.
Also when I'm troubleshooting a ...