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Why does Convert.ToString(null) return a different value if you cast null?
...oad and the compiler picks the object overload as it's the only compatible one remaining.
The really hairy details of how this tie breaking works is covered in section 7.4.3 of the C# language spec.
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What does the line “#!/bin/sh” mean in a UNIX shell script?
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When you try to execute a program in unix (one with the executable bit set), the operating system will look at the first few bytes of the file. These form the so-called "magic number", which can be used to decide the format of the program and how to execute it.
#! c...
Why use strong named assemblies?
...cations.
Strong naming guarantees a unique name for that assembly. Thus no one else can use the same assembly name.
Strong name protect the version lineage of an assembly. A strong name can ensure that no one is able to produce a subsequent version of your assembly. Application users are ensured tha...
Application_Error not firing when customerrors = “On”
... for mapping routes and registering filters. By default, it only registers one filter: a HandleErrorAttribute filter. When customErrors are on (or through remote requests when it is set to RemoteOnly), the HandleErrorAttribute tells MVC to look for an Error view and it never calls the Application_Er...
Python Process Pool non-daemonic?
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Nice work. If anyone is getting memory leak with this try using "with closing(MyPool(processes=num_cpu)) as pool:" to dispose of the pool properly
– Chris Lucian
Mar 15 '15 at 7:00
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How to check status of PostgreSQL server Mac OS X
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If you are still having issues, check your firewall. If you use a good one like HandsOff! and it was configured to block traffic, then your page will not see the database.
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How to use the ProGuard in Android Studio?
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You can change the name of your file as you want. After configuration use one of the three options available to generate your build as per the buildType
Go to gradle task in right panel and search for assembleRelease/assemble(#your_defined_buildtype) under module tasks
Go to Build Variant in Left...
How can I upload files asynchronously?
...ossible but super easy. Try it with Google Chrome as some of the HTML5 components of the examples aren't available in every browser.
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What is content-type and datatype in an AJAX request?
...ype of data you're sending, so application/json; charset=utf-8 is a common one, as is application/x-www-form-urlencoded; charset=UTF-8, which is the default.
dataType is what you're expecting back from the server: json, html, text, etc. jQuery will use this to figure out how to populate the success...
Iterating through directories with Python
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@PhoenixDev I haven't heard of one approach being recommended over the other in general. I prefer using pathlib myself, mostly because I like the object oriented methods-syntax. There are other differences, such as the path library returns specific path c...