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What's quicker and better to determine if an array key exists in PHP?
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If you are interested in some tests I've done recently:
https://stackoverflow.com/a/21759158/520857
Summary:
| Method Name | Run time | Difference
=========================================================================================
|...
How do I return to an older version of our code in Subversion?
...e it backwards. It works in my end.
For instance:
svn merge -r 5616:5612 https://<your_svn_repository>/
It would contain a merged code back to former revision, then you could commit it.
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How to open emacs inside bash
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TypeScript Objects as Dictionary types as in C#
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You can use Record for this:
https://www.typescriptlang.org/docs/handbook/utility-types.html#recordkt
Example (A mapping between AppointmentStatus enum and some meta data):
const iconMapping: Record<AppointmentStatus, Icon> = {
[Appointment...
Not equal != operator on NULL
...one doesn't know what the value is.
Here is a wikipedia article to read:
https://en.wikipedia.org/wiki/Null_(SQL)
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Get name of current class?
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How do I decompile a .NET EXE into readable C# source code?
... version of .Net Reflector, but now I like ILSpy.
From the ILSpy website (https://github.com/icsharpcode/ILSpy/):
ILSpy is the open-source .NET assembly browser and decompiler.
ILSpy Features
Assembly browsing
IL Disassembly
Decompilation to C#
Supports lambdas and 'yield return'
Shows XML doc...
Best practice to mark deprecated code in Ruby?
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Ruby Standard Library has a module with the warning logic: https://ruby-doc.org/stdlib/libdoc/rubygems/rdoc/Gem/Deprecate.html. I tend to prefer it to maintain my deprecation messages in a "standard" way:
# my_file.rb
class MyFile
extend Gem::Deprecate
def no_more
close
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Why do Lua arrays(tables) start at 1 instead of 0?
... use 1, you can use -5. It is even in their manual, which can be found at (https://www.lua.org/pil/11.1.html).
In fact, something cool here is internal lua libraries will treat SOME passed 0's as 1's. Just be cautious when using ipairs.
So that: ("abc"):sub(0,1) == "a" and ("abc"):sub(1,1) == "a" w...
Concatenating Files And Insert New Line In Between Files
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