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How safe is it to store sessions with Redis?

.../value pair, you can GET it immediately (i.e in real-time). The policy you select with regards to persistence (how much you delay the writes) will determine the upper-bound for how much data could be lost in a crash. share ...
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Object-orientation in C

...ject at runtime! You just reassign it a new vtable pointer. You can even selectively change some of the virtual functions while keeping others, creating new hybrid types. Just be careful to create a new vtable instead of modifying the global vtable, otherwise you'll accidentally affect all object...
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Purpose of Unions in C and C++

... @legends2k: any decent optimizer will recognize bitwise operations that select an entire byte and generate code to read/write the byte, same as the union but well-defined (and portable). e.g. uint8_t getRed() const { return colour & 0x000000FF; } void setRed(uint8_t r) { colour = (colour &...
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Can anybody find the TFS “Unshelve” option in Visual Studio 2012?

...ck on the menu "Tools > Customize". This opens the "Customize" dialog. Select the "Commands" tab. Choose the "Context menu" radio button in the "Choose a menu or toolbar to rearrange" section. Choose "Project and Solution Context Menus | Solution | Source Control" from the drop down. Click the "...
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Get file size, image width and height before upload

... How to acheive this for multiple file selection ? – Shaik Nizamuddin Jun 2 '18 at 11:27 add a comment  |  ...
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Spring Data JPA find by embedded object property

...dByIdAndTwoId(Long oneId, Long twoId); and results in a query of the form: select ...... from one one_ left outer join two two_ on one_.two_id = two_.id where one_id = ? and two_.id = ? – TroJaN May 4 at 17:17 ...
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How can I pass a parameter to a setTimeout() callback?

... I'm not sure why this answer wasn't selected as the best. Using an anonymous function works, sure, but if you can simply pass a third parameter into the original setTimeout function call... why not? – Kris Schouw Sep 21 '1...
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AVAudioPlayer throws breakpoint in debug mode

...Breakpoint navigator in Xcode. Control-click on the 'All Exceptions' line. Select the 'Edit Breakpoint...' option. Change the Exception from All to Objective-C. share | improve this answer ...
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Break when exception is thrown

...ttern matchers for exception names. Also, under Window -> Preferences, Select Java -> Debug and there's a checkbox to tell the debugger to break on uncaught exceptions share | improve this an...
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jQuery .scrollTop(); + animation

... Your callback will execute twice, by the way, because you selected two elements. – Big McLargeHuge Oct 31 '14 at 18:26 8 ...