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What to do Regular expression pattern doesn't match anywhere in string?
...- THAT would be impossible with regex! But you are only matching what's in one tag, and that's perfectly regular.
Here's the problem, though. You can't do it with just one regex... you need to do one match to capture an <input> tag, then do further processing on that. Note that this will only...
Use LINQ to get items in one List, that are not in another List
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@Menol - it might be a bit unfair to criticize someone who correctly responds to a question. People shouldn't need to anticipate all the ways and contexts that future people might stumble onto the answer. In reality, you should direct that to nikie - who took the time to sta...
OAuth secrets in mobile apps
...fferent secret for each desktop app. OAuth doesn't make this concept easy. One way is have the user go and create an secret on their own and enter the key on their own into your desktop app (some facebook apps did something similar for a long time, having the user go and create facebook to setup the...
Is there a way to change the environment variables of another process in Unix?
On Unix, is there any way that one process can change another's environment variables (assuming they're all being run by the same user)? A general solution would be best, but if not, what about the specific case where one is a child of the other?
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Why does ++[[]][+[]]+[+[]] return the string “10”?
... to avoid the wrong notation.
++ before its operand means “increment by one and return the incremented result”. So ++[[]][0] is equivalent to Number(A) + 1 (or +A + 1).
Again, we can simplify the mess into something more legible. Let's substitute [] back for A:
(+[] + 1)
+
[0]
Before +[] ca...
How to get distinct values for non-key column fields in Laravel?
...ted user has received from each conversation. Using groupBy I can get just one message, but I get the first, and I need the last message. Seems that orderBy doesn't work.
– JCarlosR
Jul 22 '16 at 3:32
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How do you use bcrypt for hashing passwords in PHP?
...without the knowledge of both. Because of this key difference, bcrypt is a one-way hashing algorithm. You cannot retrieve the plain text password without already knowing the salt, rounds and key (password). [Source]
How to use bcrypt:
Using PHP >= 5.5-DEV
Password hashing functions have now be...
How to use arguments from previous command?
... is a particular combination you use frequently, you can define a macro so one keystroke will perform it. This example will recall the second argument from previous commands by pressing Alt-Shift-Y. You could choose any available keystroke you prefer instead of this one. You can press it repeatedly ...
Get the value in an input text box
...nstead of "val" you may look at my profile
– TheRedstoneTaco
Jan 18 '18 at 3:38
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How can I check whether a radio button is selected with JavaScript?
I have two radio buttons within an HTML form. A dialog box appears when one of the fields is null. How can I check whether a radio button is selected?
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