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How to solve PHP error 'Notice: Array to string conversion in…'
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K thank you so much for your clear explanation. It prints out what exactly you said. It means my array has been already sent to the PHP file. Seems I can use without without any problem. Thankz again.
– t4thilina
Nov 16 '1...
how to rotate a bitmap 90 degrees
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You can also try this one
Matrix matrix = new Matrix();
matrix.postRotate(90);
Bitmap scaledBitmap = Bitmap.createScaledBitmap(bitmapOrg, width, height, true);
Bitmap rotatedBitmap = Bitmap.createBitmap(scaledBitmap, 0, 0, scaledBitmap.getWidth(), scale...
What is the best way to implement a “timer”? [duplicate]
... 20 seconds. On the other hand, I don't need nanosecond accuracy. In this example, it would be acceptable for the method to fire every 14.51 - 15.49 seconds.
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CSS way to horizontally align table
I want to show a table of fixed width at the center of browser window. Now I use
10 Answers
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Context switches much slower in new linux kernels
...ys/devices/system/cpu/cpuidle/current_driver
If you want your modern Linux OS to have the lowest context switch latency possible, add the following kernel boot parameters to disable all of these power saving features:
On Ubuntu 12.04, you can do this by adding them to the GRUB_CMDLINE_LINUX_DEFAU...
Insert HTML with React Variable Statements (JSX)
...something with React where I need to insert HTML with React Variables in JSX. Is there a way to have a variable like so:
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“f” after number
...smart enough to convert them to float at compile time, and would slow the execution down with four int->float conversions (that are among the slowest casts). Although in this case is almost unimportant, it's always better to specify correctly f if needed: in an expression a constant without the r...
Repeat command automatically in Linux
Is it possible in Linux command line to have a command repeat every n seconds?
13 Answers
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Is it possible to run a single test in MiniTest?
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While the answer works and was exactly what was asked :-) The Mini-test way of running a single test is by name matching (see Mr Grimm's answer). If you've tried this and rejected it then it's time to try the none-standard alternatives - such as Nick's Gem....
Assigning default values to shell variables with a single command in bash
...manual page with 'variable ass' got me to the right section after ~five 'next'
– Mooshu
Sep 19 '13 at 20:09
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