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What is a “batch”, and why is GO used?
...nects to an SQL server (Sybase or Microsoft's - not sure about what Oracle does), signalling to the client program that the set of commands that were input into it up till the "go" need to be sent to the server to be executed.
Why/when do you need it?
GO in MS SQL server has a "count" parameter - s...
What's wrong with using == to compare floats in Java?
... This may even be the best answer so far, but it is still flawed. Where do you get the epsilon from?
– Michael Piefel
Apr 27 '15 at 15:34
1
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What are the Dangers of Method Swizzling in Objective-C?
...can improve both our understanding of method swizzling as well as the methodology used to achieve the result. I'll take each one at a time.
Method swizzling is not atomic
I have yet to see an implementation of method swizzling that is safe to use concurrently1. This is actually not a problem in 95...
Can local storage ever be considered secure? [closed]
...ide (browser) javascript are detailed below. All but one of these concerns does not apply to the WebCrypto API, which is now reasonably well supported.
For an offline app, you must still design and implement a secure keystore.
Aside: If you are using Node.js, use the builtin crypto API.
Native-Ja...
Apply function to all elements of collection through LINQ [duplicate]
...}
(Where ThrowIfNull is an extension method on any reference type, which does the obvious thing.)
It'll be interesting to see if this is part of .NET 4.0. It goes against the functional style of LINQ, but there's no doubt that a lot of people find it useful.
Once you've got that, you can write t...
Getting raw SQL query string from PDO prepared statements
Is there a way to get the raw SQL string executed when calling PDOStatement::execute() on a prepared statement? For debugging purposes this would be extremely useful.
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Android: How can I get the current foreground activity (from a service)?
...ent Activity when an event occurs (in the service). Is there a easy way to do that (like the one I suggested above)?
Send a broadcast Intent to the activity -- here is a sample project demonstrating this pattern
Have the activity supply a PendingIntent (e.g., via createPendingResult()) that the s...
How to prevent form resubmission when page is refreshed (F5 / CTRL+R)
... would be better if it made that explicit, though.
– donutguy640
May 1 '19 at 19:09
Works well, my only recommendation...
Visual Studio 2010 isn't building before a run when there are code changes
...VS 2010 also, however today it just start debugging without a build. Say I do a clean on the project, and then hit F5 instead of building it so it can run it throws an error message saying that the exe doesn't exist to run. How do I make it build first? What could have changed?
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How do I start Mongo DB from Windows?
I have installed MongoDB on my Windows 7 (64 bit) machine. I have created the path data/db too but when I tried to start mongodb using the command 'C:\mongodb\bin\mongod.exe' , it is not starting. It is showing admin web console waiting for connections on port 28017 .
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