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How to use sed to replace only the first occurrence in a file?
...nu>/s/<Menu>/<Menu><Menu>Sub menu<\/Menu>/' try.txt > abc.txt
Editor's note: both work with GNU sed only.
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Populate data table from data reader
...
using (StreamWriter writer = new StreamWriter("result_sql_compare.txt"))
{
writer.WriteLine("10000 rows");
writer.WriteLine("Sql Data Adapter 100 times table fill speed 10000 rows: {0} milliseconds", AdapterFillLargeTableTime);
writer.WriteLine("S...
How to find all serial devices (ttyS, ttyUSB, ..) on Linux without opening them?
...ce documentation:
/usr/src/linux-2.6.37-rc3/Documentation/filesystems/proc.txt
1.7 TTY info in /proc/tty
-------------------------
Information about the available and actually used tty's can be found in the
directory /proc/tty.You'll find entries for drivers and line disciplines in
this dire...
The Concept of 'Hold space' and 'Pattern space' in sed
...hat I'm able to do with sed:
sed -n '/Host:/{h}; /Info/{x;p;x;p;}' myfile.txt
output looks like:
Host: foo1
Info: about foo1 that I really care about!!
Host: foo1
Info: a second line about foo1 that I really care about!!
Host: foo2
Info: about foo2 that I really care about!!
(Note that Host: f...
How to fix: “UnicodeDecodeError: 'ascii' codec can't decode byte”
...ssed. For example, for a UTF-8 file:
import io
with io.open("my_utf8_file.txt", "r", encoding="utf-8") as my_file:
my_unicode_string = my_file.read()
my_unicode_string would then be suitable for passing to Markdown. If a UnicodeDecodeError from the read() line, then you've probably used the...
How to create the branch from specific commit in different branch
...nch dev,
Second, you start a new branch on commit 07aeec98. There is no bb.txt at this commit (according to your github repo).
If you want to start a new branch at the location you have just checked out, you can either run branch with no start point:
git branch test
or as other have answered, b...
Verify a certificate chain using openssl verify
...is command:
$ openssl verify -CAfile letsencrypt-root-cert/isrgrootx1.pem.txt -untrusted letsencrypt-intermediate-cert/letsencryptauthorityx3.pem.txt /etc/letsencrypt/live/sitename.tld/cert.pem
/etc/letsencrypt/live/sitename.tld/cert.pem: OK
...
Getting RAW Soap Data from a Web Reference Client running in ASP.net
... sr.Dispose();
File.WriteAllText(@"C:\test.txt", response);
byte[] ResponseBytes = Encoding.ASCII.GetBytes(response);
MemoryStream ms = new MemoryStream(ResponseBytes);
return ms;
}
else
...
How to reliably open a file in the same directory as a Python script
... And for the full path of the file: os.path.join(sys.path[0], 'some file.txt'). That should handle spaces and slashes correctly on all systems.
– Jacktose
Sep 13 '16 at 4:00
...
Is VB really case insensitive?
...DE) but case insensitive. It's like Windows file system in a way. Hello.txt and hello.txt are considered to be the same file name.
The IDE assumes that the declaration a variable is the "correct" case for that variable, and adjusts every instance of that variable match the declaration. It does ...