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MySQL error: key specification without a key length
...pproach! This is maybe the easiest solution, but in lot situations not the best one. Your key is consisting of two columns and column order is important.
– MrD
Nov 22 '15 at 12:19
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How to disable “Save workspace image?” prompt in R?
... save option was available with options, but apparently Joshua's answer is best.
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Is there an equivalent to background-size: cover and contain for image elements?
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Careful with the second solution. Best not to rely on vh on mobile browsers: nicolas-hoizey.com/2015/02/…
– sudokai
Dec 2 '17 at 18:53
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Difference between using Throwable and Exception in a try catch
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Probably would be best to explain a bit of the hierarchy here.
– Xonatron
Feb 6 '12 at 20:56
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Design Patterns web based applications [closed]
... using the struts framework each page of your site will have the following items.
1) An action which is used is called every time the HTML page is refreshed. The action should populate the data in the form when the page is first loaded and handles interactions between the web UI and the business la...
Is there a recommended format for multi-line imports?
...t's a personal preference and I would advise you to go with whatever looks best to you.
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Favicon dimensions? [duplicate]
...ral files:
A favicon.ico icon.
Some other PNG icons.
In order to get the best results across desktop browsers (Windows/IE, MacOS/Safari, etc.), you need to combine both types of icons.
favicon.ico
Although all desktop browsers can deal with this icon, it is primarily for older version of IE.
The I...
How to add a new row to an empty numpy array
...nd([3*i+1,3*i+2,3*i+3])
.....: l = np.asarray(l)
.....:
1000 loops, best of 3: 1.18 ms per loop
In [211]: %%timeit
.....: a = np.empty((0,3), int)
.....: for i in xrange(1000):
.....: a = np.append(a, 3*i+np.array([[1,2,3]]), 0)
.....:
100 loops, best of 3: 18.5 ms per loop
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Checking if form has been submitted - PHP
What is the best way of checking whether or not a form has been submitted to determine whether I should pass the form's variables to my validation class?
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Uninstall all installed gems, in OSX?
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best answer because test-unit cannot be uninstalled and kills the process.
– westonplatter
Jul 11 '13 at 5:36
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