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Default template arguments for function templates
Why are default template arguments only allowed on class templates? Why can't we define a default type in a member function template? For example:
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Git Bash doesn't see my PATH
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Got it. As a Windows user, I'm used to type executable names without extensions. In my case, I wanted to execute a file called cup.bat. In a Windows shell, typing cup would be enough. Bash doesn't work this way, it wants the full name. Typing cup.bat solved the problem. (I wasn't a...
Changing image sizes proportionally using CSS?
... days now to configure my thumbnail gallery so all the images appear the same height and width. However when I change the Css code to,
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Remove all line breaks from a long string of text
...'s string and delete all line breaks to make it a single line of text. My method for acquiring the string is very simple.
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Get Specific Columns Using “With()” Function in Laravel Eloquent
...h(array('user'=>function($query){
$query->select('id','username');
}))->get();
It will only select id and username from other table. I hope this will help others.
Remember that the primary key (id in this case) needs to be the first param in the
$query->select() to actually...
Can I restore deleted files (undo a `git clean -fdx`)?
...my git sub directory. As a result, I just nuked an entire directory of documents with git clean -fdx .
Is there any way I can undo this terrible mistake?
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Git stash pop- needs merge, unable to refresh index
I can't pop my stash because I merged a branch which apparently conflicts with my stash and now my stash is seemingly unable to be popped.
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Covariance and contravariance real world example
...have a class Person and a class that derives from it, Teacher. You have some operations that take an IEnumerable<Person> as the argument. In your School class you have a method that returns an IEnumerable<Teacher>. Covariance allows you to directly use that result for the methods that...
How do I specify unique constraint for multiple columns in MySQL?
... Would this work properly with the ON DUPLICATE KEY clause of INSERT statements? That is, if I were trying to insert a row that conflicted with another row's user/email/address values, would the INSERT do the actions specified by the ON DUPLICATE KEY clause instead?
– clizzin...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
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tl;dr / quick fix
Don't decode/encode willy nilly
Don't assume your strings are UTF-8 encoded
Try to convert strings to Unicode strings as soon as possible in your code
Fix your locale: How to solve UnicodeDecodeError in Python 3.6?
Don't be tempted to use quick reload hacks
Unicode...