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MySQL Select Date Equal to Today
...this solution is absolutely correct, it does not scale well (cannot use an index on signup_date, even if such an index exists). Prefer Serjio's solution.
– RandomSeed
Oct 21 '15 at 8:01
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Convert pandas timezone-aware DateTimeIndex to naive timestamp, but in certain timezone
You can use the function tz_localize to make a Timestamp or DateTimeIndex timezone aware, but how can you do the opposite: how can you convert a timezone aware Timestamp to a naive one, while preserving its timezone?
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Use JSTL forEach loop's varStatus as an ID
...is a LoopTagStatus object, not an int. Use:
<div id="divIDNo${theCount.index}">
To clarify:
${theCount.index} starts counting at 0 unless you've set the begin attribute
${theCount.count} starts counting at 1
shar...
string.IsNullOrEmpty(string) vs. string.IsNullOrWhiteSpace(string)
... value)
{
if (value == null)
return true;
for (int index = 0; index < value.Length; ++index)
{
if (!char.IsWhiteSpace(value[index]))
return false;
}
return true;
}
...
Purpose of Unions in C and C++
...rogrammatically, the easier thing to do is to access the axis by numerical index - 0 for x, 1 for y, and 2 for z.
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Git merge left HEAD marks in my files
...ess of merging, but there were some parts that Git couldn't merge automatically. You'll need to hand-edit those parts to what you want them to be and then commit the results.
For instance, in your particular case, you'd probably want to resolve it like this (note - the arrows/text on the right ar...
There is no ViewData item of type 'IEnumerable' that has the key 'xxx'
...te.IsValid)
{
...
...
return RedirectToAction("Index");
}
ViewBag.OperatorId = new SelectList(db.Operators, "OperatorId",
"OperatorSign", number.OperatorId);
return View();
}
==> In View file (Create.cshtml...
Facebook Graph API v2.0+ - /me/friends returns empty, or only friends who also use my application
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In v2.0 of the Graph API, calling /me/friends returns the person's friends who also use the app.
In addition, in v2.0, you must request the user_friends permission from each user. user_friends is no longer included by default in every login. Each user...
How to correctly require a specific commit in Composer so that it would be available for dependent p
...have something to do with Composer prefering Packagist over GitHub specifically?
– Maciej Sz
Jan 23 '14 at 19:06
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Simple and fast method to compare images for similarity
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If you want to get an index about the similarity of the two pictures, I suggest you from the metrics the SSIM index. It is more consistent with the human eye. Here is an article about it: Structural Similarity Index
It is implemented in OpenCV to...