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Is it possible to implement a Python for range loop without an iterator variable?
...ou can just live with the extra i variable.
Here is the option to use the _ variable, which in reality, is just another variable.
for _ in range(n):
do_something()
Note that _ is assigned the last result that returned in an interactive python session:
>>> 1+2
3
>>> _
3
F...
Date query with ISODate in mongodb doesn't seem to work
...ISODate("2016-02-28T00:00:00.000Z")}})
On the app side I am using nodejs based driver mongodb(v1.4.3),the application uses datepicker in the ui which gives date like YYYY-mm-dd, this is then appended with default time like 00:00:00 and then given to the new Date() constructor and then supplied to ...
Maven2: Best practice for Enterprise Project (EAR file)
...o Maven and am trying to figure out the best practice to set up a EAR file based Enterprise project?
6 Answers
...
“Inner exception” (with traceback) in Python?
...peError("test")
except TypeError, e:
raise MyException(), None, sys.exc_info()[2]
Always do this when catching one exception and re-raising another.
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Is it bad practice to have a constructor function return a Promise?
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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Pass Array Parameter in SqlCommand
...Type">One of the System.Data.SqlDbType values. If null, determines type based on T.</param>
/// <param name="size">The maximum size, in bytes, of the data within the column. The default value is inferred from the parameter value.</param>
public static SqlParameter[] AddA...
JavaScript - get the first day of the week from current date
...te object passed in. getMonday, would return a new Date that is the monday based on the date passed in. A subtle difference, but one that caught me after using this function. Easiest fix is to put date = new Date(date); as the first line in the getMonday function.
– Shane
...
How do I avoid capturing self in blocks when implementing an API?
... If you're not using Automatic Reference Counting (ARC), you can do this:
__block MyDataProcessor *dp = self;
self.progressBlock = ^(CGFloat percentComplete) {
[dp.delegate myAPI:dp isProcessingWithProgress:percentComplete];
}
The __block keyword marks variables that can be modified inside th...
StringBuilder vs String concatenation in toString() in Java
...tes that this is optional. In fact, I just did a simple test with JRE 1.6.0_15 and I didn't see any compiler optimization in the decompiled class.
– bruno conde
Oct 7 '09 at 16:07
...
What exactly are DLL files, and how do they work?
...ike an EXE that the file format itself is the same. Both EXE and DLLs are based on the Portable Executable (PE) file format. DLLs can also contain COM components and .NET libraries.
What does a DLL contain?
A DLL contains functions, classes, variables, UIs and resources (such as icons, images, f...