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Rank function in MySQL
...d to find out rank of customers. Here I am adding the corresponding ANSI standard SQL query for my requirement. Please help me to convert it to MySQL .
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Why is 'this' a pointer and not a reference?
I was reading the answers to this question C++ pros and cons and got this doubt while reading the comments.
2 Answers
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What is the most efficient way to store tags in a database?
... what is the most effective way to store tags so that they may be searched and filtered?
7 Answers
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Can I change the checkbox size using CSS?
...oz-transform: scale(2); /* FF */
-webkit-transform: scale(2); /* Safari and Chrome */
-o-transform: scale(2); /* Opera */
transform: scale(2);
padding: 10px;
}
/* Might want to wrap a span around your checkbox text */
.checkboxtext
{
/* Checkbox text */
font-size: 110%;
di...
How to return a result (startActivityForResult) from a TabHost Activity?
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Oh, god! After spending several hours and downloading the Android sources, I have finally come to a solution.
If you look at the Activity class, you will see, that finish() method only sends back the result if there is a mParent property set to null. Otherwise t...
How do I call Objective-C code from Swift?
...t
If you have an existing class that you'd like to use, perform Step 2 and then skip to Step 5. (For some cases, I had to add an explicit #import <Foundation/Foundation.h to an older Objective-C File.)
Step 1: Add Objective-C Implementation -- .m
Add a .m file to your class, and name it Cu...
How do you remove the root CA certificate that fiddler installs
...o Tools -> Fiddler Options -> HTTPS. Then click the "Actions" button and then "Reset All Certificates"
It will popup a message that it could take a while but it's really quick. Approve all popups and there you go.
Pay attention not to re-approve the certificate again (when I did it the message...
sqlite alter table add MULTIPLE columns in a single statement
...purpose to make the query be read as multiple lines.
Then I run this query and get multiple columns added in on run... So no not in one line, but yes in one query its possible.
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One Activity and all other Fragments [closed]
I am thinking of implementing one screen with Activity and all other sreens with Fragments and managing all the fragments thru the activity .
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Where do “pure virtual function call” crashes come from?
...e general case can't catch it since the flow from the ctor can go anywhere and anywhere can call the pure virtual function. This is Halting problem 101.
– shoosh
Sep 19 '08 at 4:20
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