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How do I programmatically determine if there are uncommitted changes?

...ing git diff once solves the issue (surprisingly enough, git diff does actually change the content of the sandbox, meaning here .git/index) These timestamp issues can also occur if git is running in docker. Original answer: "Programmatically" means never ever rely on porcelain commands. Always rel...
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What are the options for storing hierarchical data in a relational database? [closed]

...s a result, most people end up having to settle for one or the other especially if there are more than, say, a lousy 100,000 nodes or so. Using the push stack method can take a whole day to do the conversion on what MLM'ers would consider to be a small million node hierarchy. I thought I'd give Ce...
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JSR-303 @Valid annotation not working for list of child objects

...e Bean Validator to delve to the type of its applied property and validate all constraints found there. Answer with code to your question, the validator, when seeing a @Valid constraint on addresses property, will explore the AddressForm class and validate all JSR 303 constraints found inside, as fo...
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Dynamic variable names in Bash

...Fgilrtux] [-p] [name[=value] ...]. You might double-check that you are actually running 4.x and not 3.2. – chepner Dec 2 '13 at 16:08 5 ...
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Unable to find the wrapper “https” - did you forget to enable it when you configured PHP?

The problem is in the question. I've done a thorough investigation for solutions in regards to this and I know there are topics to this and I've followed them too and nothing has worked. That being said I'll list out exactly everything I've done so far. I am running PHP 5.2.14 with Zend Debugging on...
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open() in Python does not create a file if it doesn't exist

...losed at the block's end, even if an exception is raised on the way. It's equivalent to try-finally, but much shorter. with open("file.dat","a+") as f: f.write(...) ... a+ Opens a file for both appending and reading. The file pointer is at the end of the file if the file exists. The ...
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How to allow http content within an iframe on a https site

...e server online. Do the following steps: Prepare your proxy server - install IIS, Apache Get valid SSL certificate to avoid security errors (free from startssl.com for example) Write a wrapper, which will download insecure content (how to below) From your site/app get https://yourproxy.com/?page=h...
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How to detect a Christmas Tree? [closed]

... can be broken down into about 3 steps. First I apply a threshold (or actually, the logical "or" of two separate and distinct thresholds). As with many of the other answers, I assumed that the Christmas tree would be one of the brighter objects in the scene, so the first threshold is just a simple...
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How to reload/refresh an element(image) in jQuery

...ssible to reload an image with an identical file name from a server using jQuery? 12 Answers ...
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Assertion failure in dequeueReusableCellWithIdentifier:forIndexPath:

... You're using the dequeueReusableCellWithIdentifier:forIndexPath: method. The documentation for that method says this: Important: You must register a class or nib file using the registerNib:forCellReuseIdentifier: or registerClass:forCellRe...