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if else in a list comprehension [duplicate]
...
The reason you're getting this error has to do with how the list comprehension is performed.
Keep in mind the following:
[ expression for item in list if conditional ]
Is equivalent to:
for item in list:
if conditional:
expression
Where ...
Is Python strongly typed?
...o float-type object."""
try:
return float(x)
except (TypeError, ValueError):
return 0
class Foo:
def __init__(self, number):
self.number = number
def __add__(self, other):
return self.number + to_number(other)
Instance of class Foo can be adde...
Returning JSON from a PHP Script
...ail (and return false) if its argument contains a non UTF-8 string.
This error condition should be captured in PHP, for example like this:
<?php
header("Content-Type: application/json");
// Collect what you need in the $data variable.
$json = json_encode($data);
if ($json === false) {
//...
Clear variable in python
...erminal and type print x and press enter. This will produce an interpreter error, as do most languages when you try to print an undefined variable. But if you define the variable, and then try to clear it with None, using the print x code will produce the word None as output. I'm new to python so I...
How does Facebook disable the browser's integrated Developer Tools?
...version of this would do it:
window.console.log = function(){
console.error('The developer console is temp...');
window.console.log = function() {
return false;
}
}
console.log('test');
To style the output: Colors in JavaScript console
Edit Thinking @joeldixon66 has the righ...
UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 13: ordinal not in range(128)
...g this line.decode('utf-8').strip().lower().split() also gives me the same error. I have added the .deocode('utf-8')
– Aman Mathur
Apr 22 '17 at 7:31
...
SVN - Checksum mismatch while updating
When I try to update some files from Subversion, I get the error:
15 Answers
15
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Checkout another branch when there are uncommitted changes on the current branch
...arse branch1:P produces a hash. That file is not in branch1 if you get an error message instead. The existence of path P in your index or work-tree is not relevant when answering this particular question. Thus, the secret here is to examine the result of git rev-parse on each branch-name:path. T...
Why do I get a warning icon when I add a reference to an MEF plugin project?
...
not even any hover text or build errors explaining what the issue is
– matao
Sep 4 '17 at 0:06
7
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Is It Possible to Sandbox JavaScript Running In the Browser?
...er: 1337
}
}).eval({
code : "][];.]\\ (*# ($(! ~",
onerror: function(ex) {
console.log("syntax error: ", ex); // syntax error: [error object]
}
}).eval({
code : '"foo"+input',
input : "bar",
callback: function(str) {
console.lo...