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What exactly does the .join() method do?
...d by .join() which I have read is the preferred method for concatenating strings.
9 Answers
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Regular Expression to match only alphabetic characters
I was wondering If I could get a regular expression which will match a string that only has alphabetic characters, and that alone.
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“The file ”MyApp.app“ couldn't be opened because you don't have permission to view it” when running
...nce:
<key>CFBundleDevelopmentRegion</key>
<string>en</string>
<key>CFBundleExecutable</key>
- <string>iOS</string>
+ <string>${EXECUTABLE_NAME}</string>
<key>CFBundleIdentifier</key>
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How can we prepend strings with StringBuilder?
I know we can append strings using StringBuilder . Is there a way we can prepend strings (i.e. add strings in front of a string) using StringBuilder so we can keep the performance benefits that StringBuilder offers?
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SHA512 vs. Blowfish and Bcrypt [closed]
...orking password.
Now consider bcrypt. It uses Blowfish to encrypt a magic string, using a key "derived" from the password. Later, when a user enters a password, the key is derived again, and if the ciphertext produced by encrypting with that key matches the stored ciphertext, the user is authentica...
Where is the php.ini file on a Linux/CentOS PC? [duplicate]
...In your terminal/console (only Linux, in windows you need Putty)
ssh user@ip
php -i | grep "Loaded Configuration File"
And it will show you something like this Loaded Configuration File => /etc/php.ini.
ALTERNATIVE METHOD
You can make a php file on your website, which run: <?php phpinfo()...
浅谈HTML5 & CSS3的新交互特性 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...分内容。
2. 更好的表格体系
现在，你可以抛弃JavaScript或者是PHP，只通过HTML5来定义表格。你可以定义每个表格单元的输入格式，也可以定义这个单元是否是必填的等等。
3. 音频、视频API
HTML5不但允许你在网页中直接整...
How to convert List to List?
... @markthewizard1234 That will happen if your listofIDs is an IQueryable<string> that has not been executed. Execute it first with ToList() before you do the conversion: listofIDs.ToList().Select(int.Parse).ToList()
– Michael Hornfeck
Jun 13 '16 at 19:59
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Subscript and Superscript a String in Android
How can you print a string with a subscript or superscript? Can you do this without an external library? I want this to display in a TextView in Android.
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Best practices for SQL varchar column length [closed]
Every time is set up a new SQL table or add a new varchar column to an existing table, I am wondering one thing: what is the best value for the length .
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