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CORS - What is the motivation behind introducing preflight requests?
...sons. It's more than just a sanity check to prevent a relatively harmless error scenario. If the user agent blindly sent the request to the server, falsely assuming the server implemented CORS, it would most likely be accepting cross site request forgeries. Even though the response wouldn't be re...
Why should I use core.autocrlf=true in Git?
...they will conflict with each other on the SAME machine causing line ending errors where there are none. This is a pain to track down. :(
– JGTaylor
Jun 23 '16 at 11:48
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Can a local variable's memory be accessed outside its scope?
...o), only memory access rules, which only triggers a warning rather than an error.
In short: this won't usually work, but sometimes will by chance.
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How can I get a count of the total number of digits in a number?
...by @AlanSingfield. This fix (adding a cast to double) causes a computation error when the input value is exactly -999999999999999999: the LOG10 method returns 20 instead of 19. The LOG10 method also must have a if guard for the case when the input value is zero.
The LOG10 method is quite tricky to ...
Java8: Why is it forbidden to define a default method for a method from java.lang.Object
...Someone using Java 8 interfaces will have to do so by upgrading. A warning/error that can be suppressed on the subclass could've been provided.
– mmm
Aug 18 '17 at 22:15
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What is the difference between native code, machine code and assembly code?
...n). Unmanaged also usually implies there are no run-time checks for common errors such as null-pointer dereferencing or array bounds overflow.
Strictly speaking, most dynamically-typed languages — such as Perl, Python, PHP and Ruby — are also managed code. However, they are not commonly describ...
Create code first, many to many, with additional fields in association table
...I but this works better with MySql. Without the builder, Mysql throw me an error when I tried the migration.
– Rodrigo Prieto
Jul 4 '17 at 14:28
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What are the typical reasons Javascript developed on Firefox fails on IE? [closed]
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Please feel free to update this list if you see any errors/omissions etc.
Note: IE9 fixes many of the following issues, so a lot of this only applies to IE8 and below and to a certain extent IE9 in quirks mode. For example, IE9 supports SVG, <canvas>, <audio> and...
Efficiency of Java “Double Brace Initialization”?
...also be serialized and thus must be Serializable. This can lead to obscure errors.
– Just another Java programmer
Feb 7 at 18:32
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Default constructor vs. inline field initialization
...n, then these may be overwritten in the constructors with arguments.
It is error-prone and besides with this way of valuing fields, the class decreases its reliability level. How could
rely on any default value assigned during the fields declaration while it has proven to be not reliable for two f...