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python: How do I know what type of exception occurred?
...y, it's so that you don't hide:
the fact that an error occurred
the specifics of the error that occurred (error hiding antipattern)
So as long as you take care to do none of those things, it's OK to catch the generic exception. For instance, you could provide information about the exception to ...
Type definition in object literal in TypeScript
...n object literal, not an class object. Also an interface can have methods. If your interface defines a method, then the object literal must also define it - it won't be null. The object literal must fulfill everything the the interface defines or the type system will show an error.
...
How do I stop a web page from scrolling to the top when a link is clicked that triggers JavaScript?
...l the .preventDefault() method of the event object passed to your handler. If you're using jQuery to bind your handlers, that event will be an instance of jQuery.Event and it will be the jQuery version of .preventDefault(). If you're using addEventListener to bind your handlers, it will be an Event ...
Syntax for if/else condition in SCSS mixin
...
You could try this:
$width:auto;
@mixin clearfix($width) {
@if $width == 'auto' {
// if width is not passed, or empty do this
} @else {
display: inline-block;
width: $width;
}
}
I'm not sure of your intended result, but setting a default value should retu...
Check if value is in select list with JQuery
How can I, using JQuery, check if a value belongs to dropdown list or not?
6 Answers
6...
Practical usage of setjmp and longjmp in C
...ense only in the top level function.
It would be very tedious and awkward if all the functions in between had to return normally and evaluate return values or a global error variable to determine that further processing doesn't make sense or even would be bad.
That's a situation where setjmp/longj...
Why does Sql Server keep executing after raiserror when xact_abort is on?
I just got surprised by something in TSQL. I thought that if xact_abort was on, calling something like
4 Answers
...
libcurl的使用总结 - C/C++ - 清泛网 - 专注C/C++及内核技术
...OBAL_DEFAULT);
char* url=“172.16.211.50/cc2/cc/getfile.php”;
if (!init(conn,url,&buffer ))
{
fprintf(stderr, “Connection initializion failed\n”);
exit(EXIT_FAILURE);
}
code = curl_easy_perform(conn);
if (code != CURLE_OK)
{
fprint...
Is it pythonic to import inside functions?
...ll at a glance how complicated your module is by what it needs to import.
If I'm adding new code to an existing file I'll usually do the import where it's needed and then if the code stays I'll make things more permanent by moving the import line to the top of the file.
One other point, I prefer t...
Write a function that returns the longest palindrome in a given string
...ng "ABCDEFCBA".
Not that the string has "ABC" and "CBA" as its substring. If you reverse the original string, it will be "ABCFEDCBA". and the longest matching substring is "ABC" which is not a palindrome.
You may need to additionally check if this longest matching substring is actually a palindrom...