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Difference between objectForKey and valueForKey?
What is the difference between objectForKey and valueForKey ?
I looked both up in the documentation and they seemed the same to me.
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Count occurrences of a char in plain text file
...o f <file> | wc -l
Note: Besides much easier to remember/duplicate and customize, this is about three times (sorry, edit! botched the first test) faster than Vereb's answer.
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How can I handle the warning of file_get_contents() function in PHP?
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Step 1: check the return code: if($content === FALSE) { // handle error here... }
Step 2: suppress the warning by putting an error control operator (i.e. @) in front of the call to file_get_contents():
$content = @file_get_contents($site);
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getResourceAsStream returns null
....) loads resources using the same class loader that loaded Lifepaths class and it should have access to resources in your JARs
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Are (non-void) self-closing tags valid in HTML5?
...ich leads to <br /> meaning <br>> (i.e. <br>&gt;) and <title/hello/ meaning <title>hello</title>). This is an SGML rule that browsers did a very poor job of supporting, and the spec advises authors to avoid the syntax.
In XHTML, <foo /> means <foo>...
How do I restore a dump file from mysqldump?
...many databases, the use statements are already in there.
To run these commands, open up a command prompt (in Windows) and cd to the directory where the mysql.exe executable is (you may have to look around a bit for it, it'll depend on how you installed mysql, i.e. standalone or as part of a package...
How to overcome TypeError: unhashable type: 'list'
...e split the file on `x`, since the part before the x will be
# the key and the part after the value
line = line.split('x')
# Take the line parts and strip out the spaces, assigning them to the variables
# Once you get a bit more comfortable, this works as well:
# key, value = [x....
How to stop Visual Studio from opening a file on single click?
...d a double click). Is there a way to make double-click the 'view file' command?
6 Answers
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Prepend text to beginning of string
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Perhaps this should be the new standard: each post must also include relevant XKCD.
– Brett84c
Sep 12 '18 at 20:33
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Run PHP Task Asynchronously
I work on a somewhat large web application, and the backend is mostly in PHP. There are several places in the code where I need to complete some task, but I don't want to make the user wait for the result. For example, when creating a new account, I need to send them a welcome email. But when they h...