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Subtract 7 days from current date

...ate: 2012-04-22 12:53:45 +0000 seven days ago: 2012-04-15 12:53:45 +0000 And I'm fully agree with JeremyP. BR. Eugene share | improve this answer | follow |...
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Concatenating two std::vectors

... I'd only add code to first get the number of elements each vector holds, and set vector1 to be the one holding the greatest. Should you do otherwise you're doing a lot of unnecessary copying. – Joe Pineda Oct 14 '08 at 16:11 ...
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Java: Check if enum contains a given string?

... @Jared, definitely valueOf. Just catch your exception and return false. To those who say otherwise, if you look at the implementation, it uses a Map already, and the JDK developers have a much better chance to optimize this. The API throws an exception, which is a debatable prac...
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Add column to SQL Server

... Use this query: ALTER TABLE tablename ADD columname DATATYPE(size); And here is an example: ALTER TABLE Customer ADD LastName VARCHAR(50); share | improve this answer | ...
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Should I embed images as data/base64 in CSS or HTML

... be used together (like CSS sprites) when IE compatibility doesn't matter, and saving the request is more important than cacheability. It has a number of notable downsides: Doesn't work at all in IE6 and 7. Works for resources only up to 32k in size in IE8. This is the limit that applies after ...
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Collisions when generating UUIDs in JavaScript?

... My best guess is that Math.random() is broken on your system for some reason (bizarre as that sounds). This is the first report I've seen of anyone getting collisions. node-uuid has a test harness that you can use to test the distribution of hex digits...
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Make anchor link go some pixels above where it's linked to

...This will allow the browser to do the work of jumping to the anchor for us and then we will use that position to offset from. EDIT 1: As was pointed out by @erb, this only works if you are on the page while the hash is changed. Entering the page with a #something already in the URL does not work w...
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What is uintptr_t data type

What is uintptr_t and what can it be used for? 5 Answers 5 ...
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How to use PrimeFaces p:fileUpload? Listener method is never invoked or UploadedFile is null / throw

... How to configure and troubleshoot <p:fileUpload> depends on PrimeFaces version. All PrimeFaces versions The below requirements apply to all PrimeFaces versions: The enctype attribute of the <h:form> needs to be set to multipar...
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Completion block for popViewController

...tion: [CATransaction begin]; [CATransaction setCompletionBlock:^{ // handle completion here }]; [self.navigationController popViewControllerAnimated:YES]; [CATransaction commit]; The completion block will be called as soon as the animation used by popViewControllerAnimated: ends. This funct...