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Showing the same file in both columns of a Sublime Text window
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edited Oct 22 '16 at 3:40
answered May 30 '14 at 23:33
Ma...
MySql: Tinyint (2) vs tinyint(1) - what is the difference?
...4) zerofill
both columns has the value of 1, output for column A would be 01 and 0001 for B, as seen in screenshot below :)
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How to enumerate an enum with String type?
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Swift 4.2+
Starting with Swift 4.2 (with Xcode 10), just add protocol conformance to CaseIterable to benefit from allCases. To add this protocol conformance, you simply need to write somewhere:
extension Suit: CaseIterable {}
If the enum is your own, you may specify the c...
What is the difference between NULL, '\0' and 0?
...ear to be differences between various values of zero -- NULL , NUL and 0 .
11 Answers
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Reset keys of array elements in php?
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edited Jun 7 '18 at 19:04
Riz-waan
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answered May 8 '12 at 5:09
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How to make blinking/flashing text with CSS 3
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10 Answers
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CSS: bolding some text without changing its container's size
...h a little compromise, I used text-shadow instead.
li:hover {text-shadow:0px 0px 1px black;}
Here's a working example:
body {
font-family: segoe ui;
}
ul li {
display: inline-block;
border-left: 1px solid silver;
padding: 5px
}
.textshadow :hover {
text-shadow: 0px 0p...
Standard deviation of a list
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Since Python 3.4 / PEP450 there is a statistics module in the standard library, which has a method stdev for calculating the standard deviation of iterables like yours:
>>> A_rank = [0.8, 0.4, 1.2, 3.7, 2.6, 5.8]
>>> import statis...
Can't connect to local MySQL server through socket '/tmp/mysql.sock
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PratyayPratyay
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How to avoid the “divide by zero” error in SQL?
... by zero" error we have programmed it like this:
Select Case when divisor=0 then null
Else dividend / divisor
End ,,,
But here is a much nicer way of doing it:
Select dividend / NULLIF(divisor, 0) ...
Now the only problem is to remember the NullIf bit, if I use the "/" key.
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