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How can I check if a View exists in a Database?
... executed if a certain View exists in a database. How would I go about checking if the View exists?
10 Answers
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Difference between global and device functions
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Global functions are also called "kernels". It's the functions that you may call from the host side using CUDA kernel call semantics (<<<...>>>).
Device functions can only be called from other device or global functions. __device__ function...
What is the difference between single-quoted and double-quoted strings in PHP?
...ion is that to display a literal single quote, you can escape it with a back slash \', and to display a back slash, you can escape it with another backslash \\ (So yes, even single quoted strings are parsed).
Double quote strings will display a host of escaped characters (including some regexes), an...
Can I use GDB to debug a running process?
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Yes. Use the attach command. Check out this link for more information. Typing help attach at a GDB console gives the following:
(gdb) help attach
Attach to a process or file outside of GDB.
This command attaches to another target, of the same type...
How to construct a relative path in Java from two absolute paths (or URLs)?
... not use URI? It has a relativize method which does all the necessary checks for you.
String path = "/var/data/stuff/xyz.dat";
String base = "/var/data";
String relative = new File(base).toURI().relativize(new File(path).toURI()).getPath();
// relative == "stuff/xyz.dat"
Please note that for fil...
List of lists changes reflected across sublists unexpectedly
...: [[42, 1, 1, 1], [42, 1, 1, 1], [42, 1, 1, 1]]
To fix it, you need to make sure that you create a new list at each position. One way to do it is
[[1]*4 for _ in range(3)]
which will reevaluate [1]*4 each time instead of evaluating it once and making 3 references to 1 list.
You might wonder ...
Does C# have an equivalent to JavaScript's encodeURIComponent()?
...Encode is the correct way to escape a string meant to be part of a URL.
Take for example the string "Stack Overflow":
HttpUtility.UrlEncode("Stack Overflow") --> "Stack+Overflow"
Uri.EscapeUriString("Stack Overflow") --> "Stack%20Overflow"
Uri.EscapeDataString("Stack + Overflow") --> Al...
Displaying the Indian currency symbol on a website
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The HTML entity for the Indian rupee sign is &#8377; (₹). Use it like you would &copy; for the copyright sign. For more, read Wikipedia's article on the rupee sign.
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How to save CSS changes of Styles panel of Chrome Developer Tools?
...me Dev Tools itself. Chrome now allows you to add local folders to your Workspace. After allowing Chrome access to the folder and adding the folder to the local workspace, you can map a web resource to a local resource.
Navigate to the Sources panel of the Developer Tools, Right-click in the left ...
How can I get list of values from dict?
...swered Apr 26 '13 at 3:27
jamylakjamylak
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