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How to get JS variable to retain value after page refresh? [duplicate]
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In addition to cookies and localStorage, there's at least one other place you can store "semi-persistent" client data: window.name. Any string value you assign to window.name will stay there until the window is closed.
To test it out, just open the console and type window.na...
How to suppress GCC warnings from library headers?
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You can try using precompiled headers. Warnings won't go away but at least the won't show up in your main compilation.
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How to set the JDK Netbeans runs on?
...gestion that Administrator privileges are needed to edit netbeans.conf, at least under Windows 7. I tried editing the file without Administrator privileges and while it appeared to work, apparently Windows actually saved the updated file as a separate copy that was only visible to me via Windows Ex...
Why does the month argument range from 0 to 11 in JavaScript's Date constructor?
... should dual-class to Psychologist. It's still a mistake they made, but at least we now understand why they made it.
– Zesty
Mar 10 at 7:42
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How many bytes in a JavaScript string?
...for en-/decoding UTF8 in combination with en-/decodeURI(Component) - or at least I don't know any other useful application for (un)escape ). And today there are better alternatives to encode/decode UTF8 (TextEncoder, etc.)
– T S
Aug 9 '19 at 21:23
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passport.js RESTful auth
...ser in a database, like a password or an access token as being "state", at least not "session state". Your server obviously needs to know who the users are and their passwords, but this is application data that is not associated with a session. That said, a lot of people use cookies in supposedly RE...
How do I copy the contents of a String to the clipboard in C#? [duplicate]
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+1, I've experienced at least some of these gotchas. It's worked OK for me if I wrap the clipboard access in try { ...} catch (System.Runtime.InteropServices.ExternalException) { }.
– Joe
May 22 '09 at 19:35
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Java ArrayList copy
...hat Collections.copy actually does is assume that destination.size() is at least as big as source.size(), and then copy the range index-by-index using the set(int,E) method. The method doesn't add new elements to the destination. Refer to the source code if it's not clear enough from the Javadoc.
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PHP: How to check if image file exists?
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You need the filename in quotation marks at least (as string):
if (file_exists('http://www.mydomain.com/images/'.$filename)) {
… }
Also, make sure $filename is properly validated. And then, it will only work when allow_url_fopen is activated in your PHP config
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How can I split a JavaScript string by white space or comma?
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Edit 2:
Turns out edit 1 was a mistake. Fixed it. Now there has to be at least one comma or one space for the expression to find a match.
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