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Delete all lines beginning with a # from a file
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For linux noobs like me: sed '/^#/ d' < inputFile.txt > outputFile.txt
– Neil McGuigan
Jul 28 '14 at 19:12
54
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What is “String args[]”? parameter in main method Java
...tion. For example, if I invoke the program like so:
$ java MyProg -f file.txt
Then args will be an array containing the strings "-f" and "file.txt".
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What does placing a @ in front of a C# variable name do? [duplicate]
...sy to write, for example, a fully qualified file name:
@"c:\Docs\Source\a.txt" // rather than "c:\\Docs\\Source\\a.txt"
To include a double quotation mark in an @-quoted string, double it:
@"""Ahoy!"" cried the captain." // "Ahoy!" cried the captain.
Another use of the @ symbol is to use refe...
How can I exclude all “permission denied” messages from “find”?
...ncluding a -name filter, as follows:
find . ! -readable -prune -o -name '*.txt'
This, however, does not work as intended, because the trailing -print action is required (an explanation can be found in this answer). Such subtleties can introduce bugs.
The first solution in Jonathan Leffler's answer...
Getting all file names from a folder using C# [duplicate]
..."D:\Test");//Assuming Test is your Folder
FileInfo[] Files = d.GetFiles("*.txt"); //Getting Text files
string str = "";
foreach(FileInfo file in Files )
{
str = str + ", " + file.Name;
}
Hope this will help...
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Define make variable at rule execution time
...:
out.tar :
$(eval TMP := $(shell mktemp -d))
@echo hi $(TMP)/hi.txt
tar -C $(TMP) cf $@ .
rm -rf $(TMP)
The eval function evaluates a string as if it had been typed into the makefile manually. In this case, it sets the TMP variable to the result of the shell function call.
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proguard hell - can't find referenced class
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The default proguard-android.txt already has this line.
– Cristina De Rito
Jul 7 '17 at 12:52
1
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Converting JSON String to Dictionary Not List
... has to have " double quotes rather then ' single quotes.
Your JSON dump.txt File:
{"test":"1", "test2":123}
Python Script:
import json
with open('/your/path/to/a/dict/dump.txt') as handle:
dictdump = json.loads(handle.read())
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Launching an application (.EXE) from C#?
...Check out this article on how to use it.
Process.Start("notepad", "readme.txt");
string winpath = Environment.GetEnvironmentVariable("windir");
string path = System.IO.Path.GetDirectoryName(
System.Windows.Forms.Application.ExecutablePath);
Process.Start(winpath + @"\Microsoft.NET\F...
how to read all files inside particular folder
...;
StringBuilder sb = new StringBuilder();
foreach (string txtName in Directory.GetFiles(@"D:\Links","*.txt"))
{
using (StreamReader sr = new StreamReader(txtName))
{
sb.AppendLine(txtName.ToString());
sb.AppendLine("= = = = = =");
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