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How long do browsers cache HTTP 301s?
...ems that Safari clears its cache of 301s when it is restarted, but Firefox does not.
15 Answers
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How to make a SPA SEO crawlable?
...have a pretty URL in the href tag so that google's bot will crawl it. You don't want the href part to be used when the client clicks on it (even though you do want the server to be able to parse it, we'll see that later), because we may not want a new page to load, only to make an AJAX call getting...
How do I use NSTimer?
How do I use an NSTimer ? Can anyone give me step by step instructions?
6 Answers
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Make git automatically remove trailing whitespace before committing
...ges from my diffs, logs, merges, etc. I'm assuming that the easiest way to do this would be for git to automatically remove trailing whitespace (and other whitespace errors) from all commits as they are applied.
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Detect Safari browser
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Doesn't work. Currently outputting chrome UA string on iPhone and it doesn't even have the word "chrome" in it.
– Paul Carlton
Jul 1 '14 at 22:59
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How do I show/hide a UIBarButtonItem?
.../show one of the buttons depending on the state of the data in the main window.
37 Answers
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How can I pass arguments to a batch file?
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Please note that %* does not work everywhere! For instance, it does not work with DOSBox 0.73 (maybe this is a bug that should be reported).
– Denilson Sá Maia
Feb 8 '10 at 2:50
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How do I view the type of a scala expression in IntelliJ
...ch shows you the type of a variable when you hover the mouse over it. How do I see the same information with the IntelliJ plugin?
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How do I get the difference between two Dates in JavaScript?
...so the Date returns its time value. The + operator is overloaded, so might do addition, coercion to number or concatenation. Since Dates coerce to String in this case, + does concatenation. Confusion is not the fault of the Date object, but of overloading operators.
– RobG
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How do you change the size of figures drawn with matplotlib?
How do you change the size of figure drawn with matplotlib?
17 Answers
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