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Assign output of a program to a variable using a MS batch file
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One way is:
application arg0 arg1 > temp.txt
set /p VAR=<temp.txt
Another is:
for /f %%i in ('application arg0 arg1') do set VAR=%%i
Note that the first % in %%i is used to escape the % after it and is needed when using the above code in a b...
What is the difference between `raise “foo”` and `raise Exception.new(“foo”)`?
...rew Grimm
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answered Jan 26 '11 at 10:29
Daniel LucraftDaniel Lucraft
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Combining INSERT INTO and WITH/CTE
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answered Jul 22 '10 at 5:54
Valentino VrankenValentino Vranken
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Operator overloading : member function vs. non-member function?
...nd is not a class type, rather say double. So you cannot write like this 10.0 + s2. However, you can write operator overloaded member function for expressions like s1 + 10.0.
To solve this ordering problem, we define operator overloaded function as friend IF it needs to access private members. Mak...
What exactly does stringstream do?
... inputting Rs 5.5 for price and an integer for quantity and the output was 0.
I tried inputting 5.5 and 6 and the output was correct.
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What's the difference between `1L` and `1`?
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130
So, @James and @Brian explained what 3L means. But why would you use it?
Most of the time it ma...
(Built-in) way in JavaScript to check if a string is a valid number
...xamples
isNaN(123) // false
isNaN('123') // false
isNaN('1e10000') // false (This translates to Infinity, which is a number)
isNaN('foo') // true
isNaN('10px') // true
Of course, you can negate this if you need to. For example, to implement the IsNumeric example you gav...
Why does google.load cause my page to go blank?
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110
Looks like google.load is adding the script to the page using a document.write(), which if used ...
What's the status of multicore programming in Haskell?
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180
In the 2009-2012 period, the following things have happened:
2012:
From 2012, the parallel Ha...
angular.min.js.map not found, what is it exactly?
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Jussi KosunenJussi Kosunen
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