大约有 32,000 项符合查询结果（耗时：0.0485秒） [XML]
How to use Bash to create a folder if it doesn't already exist?
...
You need spaces inside the [ and ] brackets:
#!/bin/bash
if [ ! -d /home/mlzboy/b2c2/shared/db ]
then
mkdir -p /home/mlzboy/b2c2/shared/db
fi
share
|
...
Is effective C++ still effective?
From what I saw in this post I decided to start reading the book Effective C++ .
3 Answers
...
doesn't inherit the font from
... make all the thinking for us developers... ;)
– AGuyCalledGerald
Mar 30 '12 at 14:09
Also if you put the input inside...
How to negate the whole regex?
..., etc.
Links to regular-expressions.info
Lookahead and Lookbehind Zero-Width Assertions
Flavor comparison
See also
How do I convert CamelCase into human-readable names in Java?
Regex for all strings not containing a string?
A regex to match a substring that isn’t followed by a certain other...
Purging file from Git repo failed, unable to create new backup
...
Finally got it to work, thanks! I did try the -f flag, but the problem was I was putting it at the end of the command eg. HEAD -f. Seeing your command made me try putting the flag at the start, and it worked! =D
– Cardin
...
argparse store false if unspecified
...
I didn't understand the contrarian naming convention.
– brainLoop
Jul 16 '19 at 9:04
...
“unary operator expected” error in Bash if condition
..... ]], instead of the Posix-compatible single bracket version [ ... ]. Inside a [[ ... ]] compound, word-splitting and pathname expansion are not applied to words, so you can rely on
if [[ $aug1 == "and" ]];
to compare the value of $aug1 with the string and.
If you use [ ... ], you always need ...
Escape double quotes in a string
...iterals as you have, or escape the " using backslash.
string test = "He said to me, \"Hello World\" . How are you?";
The string has not changed in either case - there is a single escaped " in it. This is just a way to tell C# that the character is part of the string and not a string terminator.
...
Android Studio needs JDK 7 for Android-L mac
...hanged the install path or something! Great help.
– Aiden Fry
Jun 30 '14 at 13:54
4
This worked f...
How to Convert all strings in List to lower case using LINQ?
...
[TestMethod]
public void LinqStringTest()
{
List<string> myList = new List<string> { "aBc", "HELLO", "GoodBye" };
myList = (from s in myList select s.ToLower()).ToList();
Assert.AreEqual(myList[0], "abc");
Assert.AreEqu...