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SQL to determine minimum sequential days of access?
The following User History table contains one record for every day a given user has accessed a website (in a 24 hour UTC period). It has many thousands of records, but only one record per day per user. If the user has not accessed the website for that day, no record will be generated.
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What is the difference between an int and a long in C++?
...not specified explicitly in the standard.
// They are implied by the minimum/maximum values that MUST be supported
// for the type. These limits are defined in limits.h
sizeof(short) * CHAR_BIT >= 16
sizeof(int) * CHAR_BIT >= 16
sizeof(long) * CHAR_BIT >= 32
sizeo...
Is there a minlength validation attribute in HTML5?
...aint validation.
<input pattern=".{3,}" required title="3 characters minimum">
<input pattern=".{5,10}" required title="5 to 10 characters">
If you want to create the option to use the pattern for "empty, or minimum length", you could do the following:
<input pattern=".{0}|.{5,1...
Why does Eclipse automatically add appcompat v7 library support whenever I create a new project?
...target SDK is set to 15, in which the Action Bar is on by default and your minimum supported SDK is set to 10. Action Bar come out in 11, so you need a support library, Eclipse adds it for you. Reference.
You can configure project libraries in the build path of project properties.
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Vertically centering a div inside another div [duplicate]
... test
</div>
</div>
Tested in:
Opera 24.0 (minimum 12.1)
Safari 5.1.7 (minimum 4 with -webkit- prefix)
Firefox 31.0 (minimum 3.6 with -moz- prefix, from 16 without prefix)
Chrome 36 (minimum 11 with -webkit- prefix, from 36 without prefix)
IE 11, 10 (minimum 9 with -...
Text size and different android screen sizes
...when the screen is less than 600dp wide. This threshold
thus becomes the minimum size that you require for your tablet layout.
As such, you can now specify that these layout resources should be
used only when there is at least 600dp of width available for your
application's UI.
You shou...
The bare minimum needed to write a MSMQ sample application
...login', 'https%3a%2f%2fstackoverflow.com%2fquestions%2f11076790%2fthe-bare-minimum-needed-to-write-a-msmq-sample-application%23new-answer', 'question_page');
}
);
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Convert Decimal to Double
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Why are you dividing by 5000? Just set the TrackBar's Minimum and Maximum values between 0 and 100 and then divide the Value by 100 for the Opacity percentage. The minimum 20 example below prevents the form from becoming completely invisible:
private void Form1_Load(object send...
new DateTime() vs default(DateTime)
...DateTime is a struct. When you initialize a struct it's initialize to it's minimum value : DateTime.Min
Therefore there is no difference between default(DateTime) and new DateTime() and DateTime.Min
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How do browsers pause/change Javascript when tab or window is not active?
...nterval
Test for requestAnimationFrame
Results
Chrome
Chrome limits the minimum interval of setInterval to around 1000ms when the tab is inactive. If the interval is higher than 1000ms, it will run at the specified interval. It does not matter if the window is out of focus, the interval is limite...