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JavaScript and Threads

... See http://caniuse.com/#search=worker for the most up-to-date support info. The following was the state of support circa 2009. The words you want to google for are JavaScript Worker Threads Apart from from Gears there's nothing available right now, but there's plenty of talk about how to i...
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Correct way to use StringBuilder in SQL

...are some good answers here but I find that they still are lacking a bit of information. ]] return (new StringBuilder("select id1, " + " id2 " + " from " + " table")) .toString(); So as you point out, the example you give is a simplistic but let's analyze it anyway. What happens here is the ...
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Chrome DevTools Devices does not detect device when plugged in

...alternatively I could have run adb start-server but the prior gives a more informational response) Now, with Chrome open on my phone and chrome://inspect/ open on my desktop I can see the inspect options. Next problem: I need to repeat the same steps each time I reboot Windows. To solve that issu...
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Reading 64bit Registry from a 32bit application

...s described below. You may also use the code I mentioned later (Additional information section), which creates a union query to get registry keys from both nodes in one query - so you can still query them by using their real path. 64 bit registry To access the 64 bit registry, you can use RegistryVi...
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Do HTML WebSockets maintain an open connection for each client? Does this scale?

I am curious if anyone has any information about the scalability of HTML WebSockets. For everything I've read it appears that every client will maintain an open line of communication with the server. I'm just wondering how that scales and how many open WebSocket connections a server can handle. Mayb...
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Change MySQL default character set to UTF-8 in my.cnf?

...cter that doesn't fit in utf8 was stored into the column in which case the info is already lost. – sam Apr 9 '19 at 19:06 ...
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SQL query return data from multiple tables

...or more tables using an inner join (See the wikipedia entry for additional info) How to use a union query Left and Right Outer Joins (this stackOverflow answer is excellent to describe types of joins) Intersect queries (and how to reproduce them if your database doesn't support them) - this is a fun...
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Add a dependency in Maven

.... Click "Add" in Dependencies group 3. Copy/paste "Maven" tab dependency info from browser window (groupId, artifactId, version) into corresponding fields in "Select Dependency" popup in STS 4. Click OK 5. Save pom.xml Once saved, my maven directory on hard drive and maven dependency sett...
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Detect 7 inch and 10 inch tablet programmatically

... You can use the DisplayMetrics to get a whole bunch of information about the screen that your app is running on. First, we create a DisplayMetrics metrics object: DisplayMetrics metrics = new DisplayMetrics(); getWindowManager().getDefaultDisplay().getMetrics(metrics); From t...
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How can I develop for iPhone using a Windows development machine?

... hackintosh info gets outdated pretty easily, it is better to follow the sites that are dedicated to the subject (like osxlatitude for dell models) – prusswan Oct 2 '14 at 7:26 ...