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PHP random string generator
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64
+1 for the shortest answer :). But not the best answer for every use-case. This code will output strings where each character won't appear ...
WebSockets vs. Server-Sent events/EventSource
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According to caniuse.com:
%96 of global users natively support WebSockets
%92 of global users natively support Server-sent events
You can use a client-only polyfill to extend support of SSE to many other browsers. This is less likely with WebSockets....
How does Python's super() work with multiple inheritance?
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96
What to do if these classes need different parameters to initialize themselves?
– calfzhou
May 8 '14...
What is a correct mime type for docx, pptx etc?
..."application/pkcs7-signature", "p7r": "application/x-pkcs7-certreqresp", "p7b": "application/x-pkcs7-certificates", "p8": "application/pkcs8", "plf": "application/vnd.pocketlearn", "pnm": "image/x-portable-anymap", "pbm": "image/x-portable-bitmap", "pcf": "application/x-font-pcf", "pfr": "applicatio...
Validate uniqueness of multiple columns
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84
Just wanted to add that you can pass multiple scope params in case you need to validate uniqueness on more than 2 fields. I.e. :scope =>...
What is the difference between buffer and cache memory in Linux?
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84
Cited answer (for reference):
Short answer: Cached is the size of the page cache. Buffers is t...
UITableView is starting with an offset in iOS 7
...erneath the navbar/toolbar.
Looks like you're positioning it at 44 (maybe 64)px to move it out from under the nav bar, but it already compensates for this so you get a big gap.
Go to the storyboard/xib in IB and untick the show content under nav bar stuff.
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Tainted canvases may not be exported
...ble-area")[0], { useCORS:true}).then(function (canvas){
var imgBase64 = canvas.toDataURL();
// console.log("imgBase64:", imgBase64);
var imgURL = "data:image/" + imgBase64;
var triggerDownload = $("<a>").attr("href", imgURL).attr("download", "layout_"+new Date()...
Set a persistent environment variable from cmd.exe
...tever you need it to be", "Machine"), see msdn.microsoft.com/en-us/library/96xafkes(v=vs.110).aspx
– Gradient
Jan 3 '17 at 8:39
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Can you “compile” PHP code and upload a binary-ish file, which will just be run by the byte code int
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zombatzombat
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