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sed one-liner to convert all uppercase to lowercase?
...:
# Converts upper to lower case
$ tr '[:upper:]' '[:lower:]' < input.txt > output.txt
# Converts lower to upper case
$ tr '[:lower:]' '[:upper:]' < input.txt > output.txt
Works using GNU sed (BSD sed doesn't support \L \U):
# Converts upper to lower case
$ sed -e 's/\(.*\)/\L\1/' ...
What function is to replace a substring from a string in C?
...
// Here is the code for unicode strings!
int mystrstr(wchar_t *txt1,wchar_t *txt2)
{
wchar_t *posstr=wcsstr(txt1,txt2);
if(posstr!=NULL)
{
return (posstr-txt1);
}else
{
return -1;
}
}
// assume: supplied buff is enough to hold generated text
void ...
Is git not case sensitive?
...rther, to change the name of something in just the case, do this:
mv file.txt temp.txt
git add -A
git commit -m "renaming..."
mv temp.txt File.txt
git add -A
git commit --amend -m "Renamed file.txt to File.txt"
This is an explicit way of making changes committing them, then collapsing the commits...
Is there any sed like utility for cmd.exe? [closed]
...
Today powershell saved me.
For grep there is:
get-content somefile.txt | where { $_ -match "expression"}
or
select-string somefile.txt -pattern "expression"
and for sed there is:
get-content somefile.txt | %{$_ -replace "expression","replace"}
For more detail see Zain Naboulsis blog ...
How to really read text file from classpath in Java
...oader()
.getResourceAsStream("SomeTextFile.txt");
// From Class, the path is relative to the package of the class unless
// you include a leading slash, so if you don't want to use the current
// package, include a slash like this:
InputStream in = this.getClass().get...
“unadd” a file to svn before commit
...ocumentation:
you can undo any scheduling operations:
$ svn add mistake.txt whoops
A mistake.txt
A whoops
A whoops/oopsie.c
$ svn revert mistake.txt whoops
Reverted mistake.txt
Reverted whoops
sh...
How to remove leading and trailing whitespace in a MySQL field?
...'\r' FROM TRIM(BOTH '\n' FROM TRIM(BOTH '\f' FROM TRIM(BOTH '\t' FROM TRIM(txt))))). But the problem with this approach is only a single character can be specified for a particular TRIM and those characters are only removed from the start and end. So if the string being trimmed is something like \t ...
How to replace ${} placeholders in a text file?
...
Sed!
Given template.txt:
The number is ${i}
The word is ${word}
we just have to say:
sed -e "s/\${i}/1/" -e "s/\${word}/dog/" template.txt
Thanks to Jonathan Leffler for the tip to pass multiple -e arguments to the same sed invocation.
...
Setting log level of message at runtime in slf4j
...thing is logged.
* If the "level" is null, nothing is logged. If the "txt" is null,
* behaviour depends on the SLF4J implementation.
*/
public static void log(Logger logger, Level level, String txt) {
if (logger != null && level != null) {
switch (leve...
How do I run a Python program in the Command Prompt in Windows 7?
... means "overwrite the output file if it already exists"):
ApplyRE infile.txt outfile.txt -o
Say you also have a data file, "C:\some files\some lexicon.txt". The simplest option is to move the file or the script so they're in the same location, but that can get messy, so let's assume that they'll...