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Go to back directory browsing after opening file in vim
When I open a directory browsing in vim, I can open a file by moving the cursor to a file name and pressing Enter .
7 Ans...
Split code over multiple lines in an R script
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For that particular case there is file.path :
File <- file.path("~",
"a",
"very",
"long",
"path",
"here",
"that",
"goes",
"beyond",
"80",
"characters",
"and",
"then",
"some",
"more")
setwd(File)
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Create a .csv file with values from a Python list
I am trying to create a .csv file with the values from a Python list. When I print the values in the list they are all unicode (?), i.e. they look something like this
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How to export and import a .sql file from command line with options? [duplicate]
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Type the following command to import sql data file:
$ mysql -u username -p -h localhost DATA-BASE-NAME < data.sql
In this example, import 'data.sql' file into 'blog' database using vivek as username:
$ mysql -u vivek -p -h localhost blog < data.sql
If you hav...
How to download image from url
...methods.
using (WebClient client = new WebClient())
{
client.DownloadFile(new Uri(url), @"c:\temp\image35.png");
// OR
client.DownloadFileAsync(new Uri(url), @"c:\temp\image35.png");
}
These methods are almost same as DownloadString(..) and DownloadStringAsync(...). They store the f...
PopupWindow - Dismiss when clicked outside
...roundDrawable on PopupWindow that should close the window if you touch outside of it.
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How can I replace a newline (\n) using sed?
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Use this solution with GNU sed:
sed ':a;N;$!ba;s/\n/ /g' file
This will read the whole file in a loop, then replaces the newline(s) with a space.
Explanation:
Create a label via :a.
Append the current and next line to the pattern space via N.
If we are before the last line, br...
os.walk without digging into directories below
How do I limit os.walk to only return files in the directory I provide it?
20 Answers
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What is the difference between properties and attributes in HTML?
...a one-to-one relationship. For instance, for this HTML element:
<input id="the-input" type="text" value="Name:">
the corresponding DOM node will have id,type, and value properties (among others):
The id property is a reflected property for the id attribute: Getting the property reads the ...
Aggregate function in an SQL update query?
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this didn't work for me, because t2.filed3 was the same name as table1.field2, so the join performed behind the scenes didn't work properly. (I assuem there's a join behind the scenes)
– Joe
Aug 2 '19 at 15:06
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