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“Cloning” row or column vectors
Sometimes it is useful to "clone" a row or column vector to a matrix. By cloning I mean converting a row vector such as
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Why does CSS work with fake elements?
In my class, I was playing around and found out that CSS works with made-up elements.
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What is the difference between -viewWillAppear: and -viewDidAppear:?
...thod. Basically this method is called whenever the view was loaded into memory. So for example, if my view is a form with 3 labels, I would add the labels here; the view will never exist without those forms.
2) ViewWillAppear: I use ViewWillAppear usually just to update the data on the form. So, fo...
Which is preferred: Nullable.HasValue or Nullable != null?
...<>.HasValue because I liked the semantics. However, recently I was working on someone else's existing codebase where they used Nullable<> != null exclusively instead.
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In PHP, how to detect the execution is from CLI mode or through browser ? [duplicate]
...ich are accessing through the browser. Some part of the code, I need only for non cron files. How can I detect whether the execution is from CLI or through browser (I know it can be done by passing some arguments with the cron files but I dont have access to crontab). Is there any other way ?
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How do I put my website's logo to be the icon image in browser tabs?
...and it's a small square shaped .ico file, which is the standard file type for favicons. You could use .png or .gif too, but you should follow the standard for better compatibility.
To set one for your website you should:
Make a square image of your logo (preferably 32x32 or 16x16 pixels, as far a...
Storing Images in DB - Yea or Nay?
So I'm using an app that stores images heavily in the DB. What's your outlook on this? I'm more of a type to store the location in the filesystem, than store it directly in the DB.
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What are some popular naming conventions for Unit Tests? [closed]
1) MethodName_StateUnderTest_ExpectedBehavior
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uwsgi invalid request block size
I'm running uwsgi in emperor mode
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Search all of Git history for a string? [duplicate]
...trolled source tree, I have certain configuration files which contain passwords. I made sure not to track this file and I also added it to the .gitignore file. However, I want to be absolutely positive that no sensitive information is going to be pushed, perhaps if something slipped in-between com...