pete | PErformance TEst of different web frameworks | Model View Controller library
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kandi X-RAY | pete Summary
PErformance TEst of different web frameworks: phoenix (elixir), slim (PHP), phalcon (PHP), tbc
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QUESTION
I am trying to write a query where I need to calculate a percentage based on a condition in the case when statement. I have added the percentage logic but still it is not working.
My Tables
doctors
...ANSWER
Answered 2021-Jun-06 at 18:24One problem is the 50 / 100
. This returns 0
. Add a decimal point so the result is not an integer:
QUESTION
I'm working on a library that uses a pretty old C++ expression template (ET) engine named PETE. (I tried finding a link to its source code so I could cite it but I only found articles about it.)
Quick overview: With ET the C++ compiler builds from an expression using the operator infix-form (+,-,*,/) a C++ type which represents the expression and its operations. Central to PETE's approach is the ForEach
class template that is used to later parse and evaluate the expression.
What I'm trying to do is to provide a specialized ForEach
that gets used when its argument meet a specific condition. I'm trying this with partial specialisation and the use of enable_if
but the compiler complains about 'ambiguous partial specialization'.
I'm happy to post other parts of the code if needed, but I'll stick to the direct class template in question (NB: I added the Enable
parameter in order to make the later specializations selectable with enable_if
. NB2: For the sake of a shorter post I don't include the implementation of the method):
ANSWER
Answered 2021-Jun-05 at 17:32After some time I think I have an answer.
First of all, I simplified the code to the minimum, by chopping off anything that wasn't needed to reproduce the error. It all boils down to why the partial specializations are ambiguous in the following (I'm sorry for having changed the name of the various bits, but un-bloating your code was not an easy task, at least for me):
QUESTION
How to apply JavaScript functions to HTML table by class to show 2 decimal places? The JavaScript has to be applied onto a specific HTML table class "sal".
The table by default will have data from other sources in 4 5 or 6 decimal places which I need to output as 2 decimal places.
...ANSWER
Answered 2021-Jun-03 at 15:54You can select a documents' elements by class name using document.getElementsByClassName(className)
.
QUESTION
How can I assign a class to every nth div element in map, in react ? Here is my code:
...ANSWER
Answered 2021-May-28 at 08:57You can use index inside map callback function to get current index.
QUESTION
So far I can only create one type of object - books, can someone explain how can I create movie and journal objects? This is what I have done so far:
...ANSWER
Answered 2021-May-24 at 06:03Your "readBooks" function opens the input file and parses each line with the assumption that it contains book data. It needs to instead grab each line, then (based on your file format) examine the substring from the beginning of the line till the first comma and compare it to values (MOVIE, BOOK, JOURNAL). Once you know what kind of line it is, then pass the line into a function that is specific to creating the type of object needed by that line.
QUESTION
one of our project is to create this basic website that has a homepage, Login-page, admin-page.
I have made the basic outline, I just cant properly fix the positionings of the divs. All pages must have a header and footer and should be consistent to all pages.
On my admin-page,
I have the header properly positioned. the content is 6 pictures in 3x2 grid which I have done using float lefs to arrange them. but my footer cant position itself at the verybottom of the page even tho it has the bottom: 0px;
I cant seem to make it work.
how do I fix this?
PS. This is my first time asking in this website, I dont know how to show my code so you all can see what I did.
...ANSWER
Answered 2021-May-21 at 05:06QUESTION
Is there an easy way in App Script to find the next empty row within a range, for example I'd like the following:
...ANSWER
Answered 2021-May-17 at 15:22Try this to do that with a spreadsheet formula:
=+filter(row(B2:D), not(len(B2:B & C2:C & D2:D)))
If you do not want the row number, but the value in column A
, replace row(B2:D)
with A2:A
.
To do this in Apps Script, try this pattern:
QUESTION
This is a scalar query, originally within a function. The result datatype varies, depending on which field I'm intresting of.
In this example, I expect a scalar result of datatype NVARCHAR 'Andy' but got an error:
Msg 245, Level 16, State 1, Line xx Conversion failed when converting the nvarchar value 'Andy' to data type int.
Is there any way to get around this?
...ANSWER
Answered 2021-May-15 at 07:58If it is really, really necessary... you might use the sql_variant
data type.
QUESTION
I have a table called "Names" like this
Name Value Pete 5 Hugo 1and would like to add new data point, let's say "Malcolm, 9".
I can do it like this:
...ANSWER
Answered 2021-May-02 at 12:11Hope this not-so-tedious workaround will do the trick. You need to insert two more lines.
QUESTION
I am javascript beginner and I want to check exactly duplicate object in array like this
array = [{name: 'Tom', email: 'Tom@gmail.com'},{name: 'Pete', email: 'Pete@gmail.com'}]
and then I have object object = {name: 'Tom', email: 'Tom@gmail.com'}
when I push object to array like array.push(object)
I want to check if object is exactly duplicate (same value in every key) object in array (array[0])
How to ?
...ANSWER
Answered 2021-Apr-30 at 05:40Set
Create a
Set
and concatenate all values with some separator string that you're sure doesn't appear in your values (I've chosen+
).So, for this object
{ name: "Tom", email: "Tom@gmail.com" }
we storeTom+Tom@gmail.com
in theSet
.Now, while pushing again concatenate all values with the same separator string and check if this exists in the
Set
.- If it does, don't push
- Otherwise push it to the array.
I've tried to push two objects in the snippet below, the first object doesn't get pushed while the second does.
CaveatSuppose you have an object where is
name
is"Tom+"
andemail
is"Tom@gmail.com"
({ name: "Tom", email: "Tom@gmail.com" }
).So we store
"Tom++Tom@gmail.com"
in theSet
Now suppose we want to insert an object where
name
isTom
andemail
is+Tom@gmail.com
, which is definitely a different object from the one above.But since we again generate the same string
Tom++Tom@gmail.com
to check in theSet
, we don't push this object onto the array.
So, it is essential to choose the separator string wisely.
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