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How do I check if a number is positive or negative in C#?
...f mathematics, computer science, also regular science which use a negative and positive zero. Chemists and physicists for example will sometimes use -0 for a number which was negative and rounded to zero. Definitions only have meaning within a context. When you treat the mathematical definitions you...
Best way to convert IList or IEnumerable to Array
... version of .NET are you using? If it's .NET 3.5, I'd just call ToArray() and be done with it.
If you only have a non-generic IEnumerable, do something like this:
IEnumerable query = ...;
MyEntityType[] array = query.Cast<MyEntityType>().ToArray();
If you don't know the type within that m...
NameError: name 'reduce' is not defined in Python
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The previous user has already answered the question and the answer is same as that of his answer
– Kathiravan Natarajan
Jul 24 '17 at 1:28
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Image, saved to sdcard, doesn't appear in Android's Gallery app
I save an image to the sdcard and it doesn't appear in the Gallery application until I pull off the sdcard and return it back.
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Write to file, but overwrite it if it exists
...nd of the specified file, where-as the single greater than > will empty and overwrite the file.
echo "text" > 'Users/Name/Desktop/TheAccount.txt'
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SQL Server 2012 column identity increment jumping from 6 to 1000+ on 7th entry [duplicate]
...normal. Microsoft added sequences in SQL Server 2012, finally, i might add and changed the way identity keys are generated. Have a look here for some explanation.
If you want to have the old behaviour, you can:
use trace flag 272 - this will cause a log record to be generated for each generated i...
unix diff side-to-side results?
How can I plot the results of a unix diff command side-to-side instead of one difference after the other? See below for an example:
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How to make an ng-click event conditional?
...so you can't use it with <a>, but you can use it with <button> and style it as link.
Another way is to use lazy evaluation of expressions like isDisabled || action() so action wouold not be called if isDisabled is true.
Here goes both solutions: http://plnkr.co/edit/5d5R5KfD4PCE8vS3OSS...
Change default primary key in Eloquent
... the other answers. $primarykey should be $primaryKey (uppercase letter K) and won't work otherwise.
– Jeremy Harris
Feb 7 '14 at 20:07
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CSS3 selector :first-of-type with class name?
...s to select an element if it has the given class (or is of the given type) and is the first of its type among its siblings.
Unfortunately, CSS doesn't provide a :first-of-class selector that only chooses the first occurrence of a class. As a workaround, you can use something like this:
.myclass1 {...