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Retain cycle on `self` with blocks
...ce of self.
– 3lvis
Mar 19 '15 at 9:05
1
I only got a warning when referencing self directly insi...
Generic type parameter naming convention for Java (with multiple chars)?
In some interfaces I wrote I'd like to name generic type parameters with more than one character to make the code more readable.
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jsoncpp 不能处理__int64(long long)类型数据 - C/C++ - 清泛网 - 专注C/C++及内核技术
...cpp: In function ‘std::string createJsonData()’:
Test.cpp:41: error: conversion from ‘long long int’ to ‘const Json::Value’ is ambiguous
include/json/value.h:205: note: candidates are: Json::Value::Value(bool)
include/json/value.h:188: note: Jso...
How does JavaScript .prototype work?
...Due(), getAmountDue() on a Person.
//The following statement generates an error.
john.setAmountDue(1000);
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Convert line-endings for whole directory tree (Git)
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answered Jun 2 '13 at 19:05
Gui AmbrosGui Ambros
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json_encode is returning NULL?
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If you have at least PHP 5.5, you can use json_last_error_msg(), which will return a string describing the problem.
If you don't have 5.5, but are on/above 5.3, you can use json_last_error() to see what the problem is.
It will return an integer, that you can use to identify ...
Getting a map() to return a list in Python 3.x
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list(map(str, [1,2,3])) gives "Error in argument" for Python 3.4.3 on CentOS 7. List comprehension works.
– Andor
Sep 7 '16 at 10:13
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Skip certain tables with mysqldump
...et a 'Illegal use of option --ignore-table=<database>.<table>' error. Make sure you always declare the database!
– supajb
Oct 31 '11 at 23:56
26
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How to perform OR condition in django queryset?
...mple.
– Eddwin Paz
Aug 23 '17 at 21:05
Is it better to use this type of query or perform two separate queries?
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Unable to execute dex: Multiple dex files define Lcom/myapp/R$array;
...se I had a dublicate of ´android-support-v4.jar´. When i deleted it, the error went away
– ymerdrengene
Jul 17 '14 at 13:01
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