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What is “above-the-fold content” in Google Pagespeed?

...on't need to scroll to see. Obviously, this varies depending on the device and its orientation, so you may need to generalize and maybe find some workable common options, maybe one targeting smartphones, one for tablets, and one for larger desktops. As for what CSS they are talking about, they are ...
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How to check which locks are held on a table

...first block that caused the other blocks. Edit to add comment from @MikeBlandford: The blocked column indicates the spid of the blocking process. You can run kill {spid} to fix it. share | im...
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Difference between Select Unique and Select Distinct

...is synonymous with SELECT DISTINCT. Use SELECT DISTINCT because this is standard SQL, and SELECT UNIQUE is non-standard, and in database brands other than Oracle, SELECT UNIQUE may not be recognized at all. share |...
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What does iota of std::iota stand for?

I'm assuming the "i" is increment and the "a" is assign, but I could not figure out or find the answer. Also, it looks very similar to the non-standard itoa which I think is confusing. ...
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Javascript How to define multiple variables on a single line?

... to an object ( array, object literal, function ) it's passed by reference and not value. So if you change just one of those variables, and wanted them to act individually you will not get what you want because they are not individual objects. There is also a downside in multiple assignment, in tha...
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Npm Please try using this command again as root/administrator

... It turns out that you don’t have to run the command again as Administrator, and doing so won’t fix the problem. Try: npm cache clean first. If that doesn’t fix things, take a look in %APPDATA%\npm-cache, or if you’re using PowerShell, $env:APPDATA\npm-cache. ...
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How do you push just a single Git branch (and no other branches)?

I am working on a local git repository. There are two branches, master and feature_x . 4 Answers ...
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How can I pass a parameter to a setTimeout() callback?

... setTimeout() or setInterval(), it's slower because it has to be evaluated and it just isn't right. UPDATE: As Hobblin said in his comments to the question, now you can pass arguments to the function inside setTimeout using Function.prototype.bind(). Example: setTimeout(postinsql.bind(null, topi...
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What does immutable mean?

...dited Feb 28 '15 at 2:23 Samar Panda 3,49633 gold badges2121 silver badges3131 bronze badges answered Jul 8 '10 at 1:57 ...
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PHP expresses two different strings to be the same [duplicate]

...umber format, so they will cast into number when they compares. 608E-4234 and 272E-3063 will both be float(0) because they are too small. For == in php, If you compare a number with a string or the comparison involves numerical strings, then each string is converted to a number and the co...