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SQL JOIN - WHERE clause vs. ON clause
... @JamesHutchison It's tough to make reliable performance generalizations based on observed behaviors like this. What was true one day tends to be wrong the next, because this is an implementation detail rather than documented behavior. Database teams are always looking for places to improve optimi...
Converting Symbols, Accent Letters to English Alphabet
...s before you even go onto consider the Cyrillic languages and other script based texts such as Arabic, which simply cannot be "converted" to English.
If you must, for whatever reason, convert characters, then the only sensible way to approach this it to firstly reduce the scope of the task at hand....
What is the Objective-C equivalent for “toString()”, for use with NSLog?
...escription function, then just description will be called.
Note that the base class NSObject does have description implemented, but it is fairly bare-bones: it only displays the address of the object. This is why I recommend that you implement description in any class you want to get info out of, ...
in entity framework code first, how to use KeyAttribute on multiple columns
...ke me, you prefer to use a configuration file you can do that in this way (based on Manavi's example):
public class User
{
public int UserId { get; set; }
public string Username { get; set; }
}
public class UserConfiguration : EntityTypeConfiguration<User>
{
public UserConfigur...
Padding between ActionBar's home icon and title
... help you find a solution:
https://github.com/android/platform_frameworks_base/blob/master/core/res/res/values/styles.xml
(This is the actual layout used to display the home icon in an action bar)
https://github.com/android/platform_frameworks_base/blob/master/core/res/res/layout/action_bar_home.x...
How are multi-dimensional arrays formatted in memory?
...
The answer is based on the idea that C doesn't really have 2D arrays - it has arrays-of-arrays. When you declare this:
int someNumbers[4][2];
You are asking for someNumbers to be an array of 4 elements, where each element of that array...
Change a branch name in a Git repo
...y to push with git push because you gent a warning whi says Your branch is based on 'old_name, but the upstream is gone. A git push -u origin new_name solve it.
– netalex
Feb 8 '19 at 15:07
...
Character Limit in HTML
...t some clients don't check this. This is especcially true for mobile phone based clients.
– Drejc
Sep 22 '08 at 6:31
T...
How do I execute a stored procedure once for each row returned by query?
...n MS SQL, here's an example article
note that cursors are slower than set-based operations, but faster than manual while-loops; more details in this SO question
ADDENDUM 2: if you will be processing more than just a few records, pull them into a temp table first and run the cursor over the temp ta...
LINQ where vs takewhile
...he remaining elements.
Enumerable.Where
Filters a sequence of values based on
a predicate.
The difference is that Enumerable.TakeWhile skips the remaining elements from the first non-match whether they match the condition or not
...