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How to create a zip file in Java
...s.close();
}
catch (IOException ioe) {
System.out.println("Error creating zip file" + ioe);
}
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Unique constraint that allows empty values in MySQL
...reates a constraint such that all values in the index must be distinct. An error occurs if you try to add a new row with a key value that matches an existing row. For all engines, a UNIQUE index allows multiple NULL values for columns that can contain NULL.
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What does int argc, char *argv[] mean?
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@EmilVikström No, that's a serious error that probably results in a segfault. *NULL is definitely not equal to NULL.
– user229044♦
Jan 12 '14 at 1:42
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Making macOS Installer Packages which are Developer ID ready
...nding.
– uchuugaka
Feb 21 '19 at 10:05
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What's so great about Lisp? [closed]
... around giving the compiler enough information to catch a certain class of errors so they don't happen at runtime. But you still need to test.
This article argues for dynamic typing along with more testing: Strong Typing vs. Strong Testing.
Hard to pick up.
There are actually two parts to this: ...
How do I check if a string is unicode or ascii?
...is valid utf-8 or ascii
You can call decode. If it raises a UnicodeDecodeError exception, it wasn't valid.
>>> u_umlaut = b'\xc3\x9c' # UTF-8 representation of the letter 'Ü'
>>> u_umlaut.decode('utf-8')
u'\xdc'
>>> u_umlaut.decode('ascii')
Traceback (most recent cal...
bash: shortest way to get n-th column of output
...mand for generally extracting column n; x n.
The script should do proper error checking and bail if invoked with a non-numeric argument or the incorrect number of arguments, etc; but expanding on this bare-bones essential version will be in unit 102.
Maybe you will want to extend the script to al...
How do I determine the dependencies of a .NET application?
... correct me if im wrong but this will just give you the same error that your application with a missing dependency gives so is not very useful
– jk.
Aug 31 '16 at 10:51
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How to find unused/dead code in java projects [closed]
...n see what complaints I get. For methods that are used, this will provoke errors, and I return them to the lowest access level I can. For methods that are unused, this will provoke warnings about unused methods, and those can then be deleted. And as a bonus, you often find some public methods tha...
How can I verify a Google authentication API access token?
...sued_to))
{
return true;
}
else if(isset($response->error))
{
return false;
}
}
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