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What's the @ in front of a string in C#?
...ary for verbatim string literals is to get a double quote (") which you do by doubling it:
string verbatim = @"He said, ""Would you like some coffee?"" and left.";
string regular = "He said, \"Would you like some coffee?\" and left.";
...
Attach a file from MemoryStream to a MailMessage in C#
...after sending email
ms.Close();
Edit 1
You can specify other file types by System.Net.Mime.MimeTypeNames like System.Net.Mime.MediaTypeNames.Application.Pdf
Based on Mime Type you need to specify correct extension in FileName for instance "myFile.pdf"
...
From inside of a Docker container, how do I connect to the localhost of the machine?
...er run --network="bridge" (default)
Docker creates a bridge named docker0 by default. Both the docker host and the docker containers have an IP address on that bridge.
on the Docker host, type sudo ip addr show docker0 you will have an output looking like:
[vagrant@docker:~] $ sudo ip addr show d...
Stop setInterval call in JavaScript
...
You can set a new variable and have it incremented by ++ (count up one) every time it runs, then I use a conditional statement to end it:
var intervalId = null;
var varCounter = 0;
var varName = function(){
if(varCounter <= 10) {
varCounter++;
/* ...
A valid provisioning profile for this executable was not found for debug mode
...
It could be because your iphone is not recognized by the provisioning portal.
Solution:
1) In Xcode, Goto --> Build --> clean all targets.
2) In "Groups & Files" -->Target --> expand it --> right click your app and select Clean "your app"
3) Goto->W...
Where does the @Transactional annotation belong?
...llbackFor any exception and readOnly to optimize the transaction further.
By default @Transactional will only look for RuntimeException (Unchecked Exceptions), by setting rollback to Exception.class (Checked Exceptions) it will rollback for any exception.
@Transactional(readOnly = false, rollbackF...
Get escaped URL parameter
...etter, for example I had a hashtag (%23) in my param that would be ignored by decodeURI. And I would not return null, but "", because decodeURI(null) === "null", which is a weird return value, "" is better; you can do if (!getURLParameter("param")) instead of if (getURLParameter("param") === "null")...
Find column whose name contains a specific string
...s containing 'spike'
df.filter(like='spike', axis=1)
You can also select by name, regular expression. Refer to: pandas.DataFrame.filter
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How do I use Wget to download all images into a single folder, from a URL?
...an hosts (wget doesn't download files from different domains or subdomains by default)
-p: page requisites (includes resources like images on each page)
-e robots=off: execute command robotos=off as if it was part of .wgetrc file. This turns off the robot exclusion which means you ignore robots.txt ...
How to change maven logging level to display only warning and errors?
... This seems to work as I could disable warning and info message by setting the level to error, but unfortunately it also turned off the regular output. I was actually trying to disable some warnings while running help:evaluate target to print the value of project.version and this output (...