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set DateTime to start of month
...f you are going to use the value repeatedly. There is a small chance of an error in case this code is executed exactly around midnight; the two calls to DateTime.Now may happen on each side of midnight causing possibly odd effects.
– Fredrik Mörk
Feb 15 '11 at...
How to read/write a boolean when implementing the Parcelable interface?
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This causes an error, incompatible types, required boolean found int?
– Paul Okeke
May 23 '15 at 22:46
add a commen...
What is the difference between “ is None ” and “ ==None ”
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If you use numpy,
if np.zeros(3)==None: pass
will give you error when numpy does elementwise comparison
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Round a Floating Point Number Down to the Nearest Integer?
...nd the integer range such as 600851475143, it will basically flag a memory error.
– Muyide Ibukun
Jan 20 '16 at 15:26
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Nodejs - Redirect url
..." url is specific to your application. It could be a simple file not found error or something else if you are doing a RESTful app. Once you've figured that out, sending a redirect is as simple as:
response.writeHead(302, {
'Location': 'your/404/path.html'
//add other headers here...
});
respons...
Is there a function that returns the current class/method name? [duplicate]
...re>) in place of the string. True, it doesn't save you from copy/paste errors where the method reference ends up being valid but its speed makes it quite useful none-the-less.
– bielawski
Feb 20 at 16:07
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How to make System.out.println() shorter
...stance will provide methods for different messages like info(), warn() and error().
Homemade methods
or simply make a println method of your own and call it:
void println(Object line) {
System.out.println(line);
}
println("Hello World");
IDE keyboard shortcuts
IntelliJ IDEA and NetBeans:
you t...
How to store decimal values in SQL Server?
... decimal point.
So, if you enter 100.0 in MySQL database, it will show an error like "Out of Range Value for column".
So, you can enter in this range only: from 00.00 to 99.99.
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uppercase first character in a variable with bash
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this doesn't seem to work on Macs. getting the following error: bad substitution
– Toland Hon
May 10 '19 at 16:42
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How to drop unique in MySQL?
... able to drop a key like this if a foreign key to the email column exists (error 150) . To get this to work, drop the foreign key first, then drop the index, and recreate the foreign key afterwards. e.g ALTER TABLE fuinfo DROP foreign key fk_name_for_email;
– Brad Parks
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