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Is there any difference between GROUP BY and DISTINCT
...N, APPLY, etc.)
WHERE
GROUP BY (can remove duplicates)
Aggregations
HAVING
Window functions
SELECT
DISTINCT (can remove duplicates)
UNION, INTERSECT, EXCEPT (can remove duplicates)
ORDER BY
OFFSET
LIMIT
As you can see, the logical order of each operation influences what can be done with it and how...
How to provide user name and password when connecting to a network share
...)
{
//Facade.Instance.Trace($"Value of Windows NT token: {safeTokenHandle}");
//Facade.Instance.Trace($"Before impersonation: {WindowsIdentity.GetCurrent().Name}");
// Use the token handle returned by LogonUser.
...
How to get the PATH environment-variable separator in Python?
...executable search path, there is an os-dependent separator character. For Windows it's ';' , for Linux it's ':' . Is there a way in Python to get which character to split on?
...
How can I count all the lines of code in a directory recursively?
...th how many of them are comments, etc. CLOC is available on Linux, Mac and Windows.
Usage and output example:
$ cloc --exclude-lang=DTD,Lua,make,Python .
2570 text files.
2200 unique files.
8654 files ignored.
http://cloc.sourceforge.net v 1.53 T=8.0 s (202.4 files/s, 99198.6 lines/s)
...
How to open link in new tab on html?
...only because, as GolezTrol pointed out, it refers to the name a of a frame/window, which would be set and used when the link is pressed again to open it in the same tab).
Security Consideration!
The rel="noopener noreferrer" is to prevent the newly opened tab from being able to modify the original t...
How to combine paths in Java?
...", "to", "file.txt")
// relative unix path: ./path/to/file.txt
// relative windows path: .\path\to\filee.txt
java.nio.file.Paths.get("/", "path", "to", "file.txt")
// absolute unix path: /path/to/filee.txt
// windows network drive path: \\path\to\file.txt
java.nio.file.Paths.get("C:", "path", "to"...
Android ADB device offline, can't issue commands
...t down from http://dl.google.com/android/repository/platform-tools_r16.0.1-windows.zip directly.
You then need to rename the platform-tools directory and unzip it to android-sdk-windows/platform-tools. Using the SDK Manager, I had also updated to the latest sdk-tools before this.
If your whole Ecl...
Javascript object Vs JSON
...s.onClickDraftSave('#login-link');
var $window = $(window),
onScroll = function(e) {
var $elem = $('.new-login-left'),
docViewTop = $window.sc...
How to wait for a keypress in R?
...ibility: Tested under environments use either win.graph or X11. Works with Windows 7 x64 with Revolution R v6.1. Does not work under RStudio (as it doesn't use win.graph).
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What is the shortcut in IntelliJ IDEA to find method / functions?
...
Windows : ctrl + F12
MacOS : cmd + F12
Above commands will show the functions/methods in the current class.
Press SHIFT TWO times if you want to search both class and method in the whole project.
...