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What is the difference between a “function” and a “procedure”?
... a Procedure, whereas in a Function we can't.
In SQL:
A Procedure allows SELECT as well as DML (INSERT, UPDATE, DELETE) statements in it, whereas Function allows only SELECT statement in it.
Procedures can not be utilized in a SELECT statement, whereas Functions can be embedded in a SELECT stateme...
How do you add an in-app purchase to an iOS application?
...he app you want do add the purchase to
Click the Features header, and then select In-App Purchases on the left
Click the + icon in the middle
For this tutorial, we are going to be adding an in-app purchase to remove ads, so choose non-consumable. If you were going to send a physical item to the user...
How do I get NuGet to install/update all the packages in the packages.config?
...ve to do is
Right click on the Solution node in Solution Explorer and select
Enable NuGet Package Restore.
Read this article for more details.
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Is there an alternative sleep function in C to milliseconds?
... tv.tv_sec = milliseconds / 1000; tv.tv_usec = milliseconds % 1000 * 1000; select(0, NULL, NULL, NULL, &tv); instead of usleep(milliseconds * 1000);. Credit goes here.
– Josh Sanford
Sep 29 '16 at 18:18
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Understanding keystore, certificates and alias
...d Application Package option of the Eclipse Android tool, you are asked to select a keystore first, and then asked to select a single alias/entry/pair from that keystore. After providing the passwords for both the keystore and the chosen alias, the app is signed and the public key (the certificate) ...
Repeat each row of data.frame the number of times specified in a column
...es
library(dplyr)
df %>%
slice(rep(seq_len(n()), freq)) %>%
select(-freq)
# var1 var2
#1 a d
#2 b e
#3 b e
#4 c f
#5 c f
#6 c f
seq_len(n()) part can be replaced with any of the following.
df %>% slice(rep(1:nrow(df), freq)) %>% select(-...
Label on the left side instead above an input field
... the section labelled "Requires custom widths", which states:
Inputs, selects, and textareas are 100% wide by default in Bootstrap.
To use the inline form, you'll have to set a width on the form
controls used within.
If you use your browser and Firebug or Chrome tools to suppress or reduc...
Retrieve only the queried element in an object array in MongoDB collection
...her answers if you are using a more recent version of MongoDB.
The field selector parameter is limited to complete properties. It cannot be used to select part of an array, only the entire array. I tried using the $ positional operator, but that didn't work.
The easiest way is to just filter the ...
Code formatting shortcuts in Android Studio for Operation Systems
...System Settings → Keyboard → Shortcuts tab → System → Lock Screen.
Select the row New Accelerator..., then press any special key with the Alpha key (e.g. Shift + L). You should've successfully changed the keyboard shortcut.
Check if the keyboard shortcut now works in Android Studio.
Altern...
How can I find out if I have Xcode commandline tools installed?
...u will get an alert. You can verify that you have installed it by
$ xcode-select -p
/Library/Developer/CommandLineTools
And to be sure then enter $ gcc --version
You can read more about the process here: Xcode command line tools for Mavericks
...