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json_decode to array
I am trying to decode a JSON string into an array but i get the following error.
12 Answers
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How to use `subprocess` command with pipes
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Don't forget, error subprocess.CalledProcessError: Command '('grep', 'process_name')' returned non-zero exit status 1 just means that nothing was found by grep, so it's normal behaviour.
– Serge
Jan 2...
Rails 4 Authenticity Token
... by clicking the submit button. But if i submit the form via JS code, this error occurs. And this answer fixed the problem for me.
– Chris.Zou
Jul 25 '14 at 10:37
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How can I install pip on Windows?
...'t have a C/C++ compiler installed and configured, you'll see this cryptic error message.
Error: Unable to find vcvarsall.bat
You can fix that by installing a C++ compiler such as MinGW or Visual C++. Microsoft actually ships one specifically for use with Python. Or try Microsoft Visual C++ Co...
Can Maven be made less verbose?
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You can try the -q switch.
-q,--quiet Quiet output - only show errors
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clear javascript console in Google Chrome
...ld be misused. (console is cleared by some web page, end user can't access error information)
one possible workaround:
in the console type window.clear = clear, then you'll be able to use clear in any script on your page.
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Coding Style Guide for node.js apps? [closed]
...useful for your source code to use spaces for indentation. Otherwise, the "error here" caret won't line up.
With tabs:
var preps = files.map(function(f) {
^
TypeError: Cannot call method 'map' of null
With spaces:
var preps = files.map(function(f) {
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How to combine multiple conditions to subset a data-frame using “OR”?
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Note: I want to thank the anonymous contributor that attempted to fix the error in the code immediately above, a fix that got rejected by the moderators. There was actually an additional error that I noticed when I was correcting the first one. The conditional clause that checks for NA values needs...
Effects of the extern keyword on C functions
...fine a file scope variable. For example,
extern int i = 4;
will give an error or warning, depending on the compiler.
Usage of extern is useful if you explicitly want to avoid definition of a variable.
Let me explain:
Let's say the file a.c contains:
#include "a.h"
int i = 2;
int f() { i++; ...
Page redirect after certain time PHP
... normal HTML tags, blank lines in a file, or from PHP. It is a very common error to read code with include, or require, functions, or another file access function, and have spaces or empty lines that are output before header() is called. The same problem exists when using a single PHP/HTML file. (so...