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How to combine date from one field with time from another field - MS SQL Server
In an extract I am dealing with, I have 2 datetime columns. One column stores the dates and another the times as shown.
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Copying files from one directory to another in Java
... writing all utilities by ourself seems to be a better idea. It can save time and other valuable resources.
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UnicodeDecodeError: 'charmap' codec can't decode byte X in position Y: character maps to
I'm trying to get a Python 3 program to do some manipulations with a text file filled with information. However, when trying to read the file I get the following error:
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How do I start my app on startup?
...the permission in your AndroidManifest.xml:
<uses-permission android:name="android.permission.RECEIVE_BOOT_COMPLETED" />
Also, in yourAndroidManifest.xml, define your service and listen for the BOOT_COMPLETED action:
<service android:name=".MyService" android:label="My Service">
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WSDL vs REST Pros and Cons
...OAP(using WSDL) is a heavy-weight XML standard that is centered around document passing. The advantage with this is that your requests and responses can be very well structured, and can even use a DTD. The downside is it is XML, and is very verbose. However, this is good if two parties need to ha...
How to format a number as percentage in R?
One of the things that used to perplex me as a newby to R was how to format a number as a percentage for printing.
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How to use clock() in C++
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#include <iostream>
#include <cstdio>
#include <ctime>
int main() {
std::clock_t start;
double duration;
start = std::clock();
/* Your algorithm here */
duration = ( std::clock() - start ) / (double) CLOCKS_PER_SEC;
std::cout<<"printf: "&...
Tools to get a pictorial function call graph of code [closed]
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How to redirect output of an already running process [duplicate]
...at() system call to open a new file. The result of the creat() was 1 which means that it replaced the previous file handle. If I wanted to use the same file for stdout and stderr or if I wanted to replace a file handle with some other number then I would need to call the dup2() system call to achiev...
How to print out more than 20 items (documents) in MongoDB's shell?
won't do it. It still prints out only 20 documents.
6 Answers
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