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json_encode is returning NULL?
...ROR_NONE
1 = JSON_ERROR_DEPTH
2 = JSON_ERROR_STATE_MISMATCH
3 = JSON_ERROR_CTRL_CHAR
4 = JSON_ERROR_SYNTAX
5 = JSON_ERROR_UTF8
These can change in future versions, so it's better to consult the manual.
If you are below 5.3, you are out of luck, there is no way to ask what the error was.
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How to clear the interpreter console?
...ve number of ways doing it on Windows:
1. Using Keyboard shortcut:
Press CTRL + L
2. Using system invoke method:
import os
cls = lambda: os.system('cls')
cls()
3. Using new line print 100 times:
cls = lambda: print('\n'*100)
cls()
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Node.js app can't run on port 80 even though there's no other process blocking the port
...t.
It needs to be run as root (privileged port). To cancel it, simply hit ctrl-c in the terminal. (You can add the -f flag to have the command run in the background, but then you need to find it again to kill it).
This solution requires you to have an ssh server running locally. It can be done qui...
How do I close a single buffer (out of many) in Vim?
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short cut to check buffer id: 2 CTRL-G
– snowbound
Apr 8 '14 at 12:49
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Start two instances of IntelliJ IDE
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Press Ctrl+Alt+SChoose Appearance & Behavior, then System Settings, check radio button: Open project in new window.
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Convert tabs to spaces in Notepad++
..., open the document you wish to replace tabs with.
Highlight all the text (CTRL+A).
Then select TextFX -> TextFX Edit -> Leading spaces to tabs or tabs to spaces.
Note: Make sure TextFX Characters plugin is installed (Plugins -> Plugin manager -> Show plugin manager, Installed tab). Ot...
How do I decompile a .NET EXE into readable C# source code?
... on a local variable will highlight all other occurrences of that variable
Ctrl+F can be used to search within the decompiled code view
Update:
ILSpy 2.1 supports async/await decompilation
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Using Chrome's Element Inspector in Print Preview Mode?
...r updated changes.
Chrome v52+:
Open the Developer Tools (Windows: F12 or Ctrl+Shift+I, Mac: Cmd+Opt+I)
Click the Customize and control DevTools hamburger menu button and choose More tools > Rendering settings (or Rendering in newer versions).
Check the Emulate print media checkbox at the Render...
See line breaks and carriage returns in editor
...ake sure you have disabled list option first) by inserting single CR using CTRL-V followed by Enter in insert mode. After writing buffer to disc and opening it again you will see ^M despite list option being set to 0.
You can find more about file formats on http://vim.wikia.com/wiki/File_format or ...
What Ruby IDE do you prefer? [closed]
... changes all my key mappings for the various editors (e.g., they remap <ctrl>-1 in the Java editor), and I hate how it writes databases in whatever directory I happen to be in when I start the IDE. Yuck. They're obviously not eating their own dog food.
– Don Branson
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