Python working a bit differently to JavaScript for example, the value you are concatenating needs to be same type, both int or str… So for example the code below throw an error: like this: To solve the issue, just add str to your number or value like: And the result as:
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Short Answer Gradle is a build system. Long Answer Before Android Studio you were using Eclipse for your development purposes, and, chances are, you didn’t know how to build your Android APK without Eclipse. You can do this on the command line, but you have to learn what each tool (dx and AAPT) does in the SDK. Eclipse saved us all … Read more
You are making a JSONP request, but the server is responding with JSON. The browser is refusing to try to treat the JSON as JSONP because it would be a security risk. (If the browser did try to treat the JSON as JSONP then it would, at best, fail). See this question for more details on what JSONP is. … Read more
A KeyError generally means the key doesn’t exist. So, are you sure the path key exists? From the official python docs: exception KeyError Raised when a mapping (dictionary) key is not found in the set of existing keys. For example: So, try to print the content of meta_entry and check whether path exists or not. Or, you can do:
You need the put the characters you wish to split on in a character class, which tells the regular expression engine “any of these characters is a match”. For your purposes, this would look like: Although dashes have special meaning in character classes as a range specifier (ie [a-z] means the same as [abcdefghijklmnopqrstuvwxyz]), if you put it as … Read more
You need to use extern “C” in C++ when declaring a function that was implemented/compiled in C. The use of extern “C” tells the compiler/linker to use the C naming and calling conventions, instead of the C++ name mangling and C++ calling conventions that would be used otherwise. For functions provided by other libraries, you will almost never need … Read more
Since Bootstrap 3 doesn’t have a style for checkboxes I found a custom made that goes really well with Bootstrap style. Checkboxes Run code snippetExpand snippet Radio Run code snippetExpand snippet Custom icons You can choose your own icon between the ones from Bootstrap or Font Awesome by changing [icon name] with your icon. For example: glyphicon glyphicon-remove for Bootstrap, or fa fa-bullseye for Font Awesome
See the original markdown specification (bold mine): The implication of the “one or more consecutive lines of text” rule is that Markdown supports “hard-wrapped” text paragraphs. This differs significantly from most other text-to-HTML formatters (including Movable Type’s “Convert Line Breaks” option) which translate every line break character in a paragraph into a <br /> tag. When you do want … Read more
Usually you would use stderr for error messages. If you run a program on the command line, you can capture its stdout and/or stderr For example: will capture anything written by myprogram.exe to stdout and place it in stdout.txt. However, stuff written to stderr will not be put into stdout.txt. Thus you can capture the … Read more