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Are +0 and -0 the same?
...thmetic, −0 = +0 = 0. However, in computing, some number representations allow for the existence of two zeros, often denoted by −0 (negative zero) and +0 (positive zero). This occurs in some signed number representations for integers, and in most floating point number representations. The number...
How to get milliseconds from LocalDateTime in Java 8
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Sure, if all you need is seconds, not milliseconds.
– Stuart Marks
May 30 '14 at 17:23
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How to check a not-defined variable in JavaScript
...ue for things that don't exist, undefined. The DOM returns null for almost all cases where it fails to find some structure in the document, but in JavaScript itself undefined is the value used.
Second, no, there is not a direct equivalent. If you really want to check for specifically for null, do:
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How can I open a cmd window in a specific location?
... can I open a cmd window in a specific location without having to navigate all the way to the directory I want?
40 Answers
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What is the largest TCP/IP network port number allowable for IPv4?
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@JessieArr in both those cases it's not really a 65536 issue, it's an issue of A)programs not releasing connections, leaving them in a "WAIT" state that netstat shows combined with B)some earlier windows versions only going from 1024-5000 for dynamic ports.And even t...
Operator overloading in Java
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You are saying we cant create wrapper in java? Such as SmallInteger like Integer?
– huseyin tugrul buyukisik
Sep 12 '12 at 10:58
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Microsoft.Jet.OLEDB.4.0' provider is not registered on the local machine
...lution for this problem. The issue I described in my question occured basically due to the incompatibility of the Microsoft.Jet.OLEDB.4.0 driver in 64 bit OS.
So if we are using Microsoft.Jet.OLEDB.4.0 driver in a 64 bit server, we have to force our application to build in in 32 bit mode (This is ...
Switch on Enum in Java [duplicate]
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You actually can switch on enums, but you can't switch on Strings until Java 7. You might consider using polymorphic method dispatch with Java enums rather than an explicit switch. Note that enums are objects in Java, not just symbol...
How to use ELMAH to manually log errors
...log the error in Elmah without causing the application to stop working. It allows for you to catch common exceptions, handle them properly, but still be able to log them.
– PCasagrande
Jan 15 '13 at 19:39
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git update-index --assume-unchanged returns “fatal unable to mark file”
...nd downloaded the latest version of git, but this did not help.
What I finally realized is that this command is case sensitive! This includes the full path and file name. After updating path to the directory so that the full path was specified with proper casing, the command executed properly.
N...