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Solutions for INSERT OR UPDATE on SQL Server
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don't forget about transactions. Performance is good, but simple (IF EXISTS..) approach is very dangerous.
When multiple threads will try to perform Insert-or-update you can easily
get primary key violation.
Solutions provided by @Beau Crawford &...
UIView Infinite 360 degree rotation animation?
...em working, without the UIView either stopping, or jumping to a new position.
27 Answers
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How to set a stroke-width:1 on only certain sides of SVG shapes?
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Could you explain why certain numbers in certain positions give this effect?
– JacobIRR
Apr 30 '19 at 17:42
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How can I use pickle to save a dict?
I have looked through the information that the Python docs give, but I'm still a little confused. Could somebody post sample code that would write a new file then use pickle to dump a dictionary into it?
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How to vertically center content with variable height within a div?
... of the container div is fixed, but it would be great if there were a solution that would work in cases where the container has a variable height as well. Also, I would love a solution with no, or very little use of CSS hacks and/or non-semantic markup.
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How to write a JSON file in C#?
...onConvert.SerializeObject(_data.ToArray());
//write string to file
System.IO.File.WriteAllText(@"D:\path.txt", json);
Or the slightly more efficient version of the above code (doesn't use a string as a buffer):
//open file stream
using (StreamWriter file = File.CreateText(@"D:\path.txt"))
{
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URL to load resources from the classpath in Java
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Intro and basic Implementation
First up, you're going to need at least a URLStreamHandler. This will actually open the connection to a given URL. Notice that this is simply called Handler; this allows you to specify java -Djava.protocol.handler.pkg...
How to write binary data to stdout in python 3?
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An idiomatic way of doing so, which is only available for Python 3, is:
with os.fdopen(sys.stdout.fileno(), "wb", closefd=False) as stdout:
stdout.write(b"my bytes object")
stdout.flush()
The good part is that it uses t...
How do I convert Word files to PDF programmatically? [closed]
...ow you to convert .doc files to .pdf files, but they're all of the application/printer driver variety, with no SDK attached.
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When to use NSInteger vs. int
When should I be using NSInteger vs. int when developing for iOS? I see in the Apple sample code they use NSInteger (or NSUInteger ) when passing a value as an argument to a function or returning a value from a function.
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