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Remove CSS class from element with JavaScript (no jQuery) [duplicate]

...he latest version of most modern browsers: ELEMENT.classList.remove("CLASS_NAME"); remove.onclick = () => { const el = document.querySelector('#el'); if (el.classList.contains("red")) { el.classList.remove("red"); } } .red { background: red } <div id='el' class="r...
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Pretty printing JSON from Jackson 2.2's ObjectMapper

... You can enable pretty-printing by setting the SerializationFeature.INDENT_OUTPUT on your ObjectMapper like so: mapper.enable(SerializationFeature.INDENT_OUTPUT); share | improve this answer ...
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Is there a portable way to get the current username in Python?

... to combine os.getuid() with pwd.getpwuid(): import os import pwd def get_username(): return pwd.getpwuid( os.getuid() )[ 0 ] Refer to the pwd docs for more details: http://docs.python.org/library/pwd.html share ...
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How do I create a PDO parameterized query with a LIKE statement?

...s how to use LIKE with % partial matching for MySQL databases: WHERE column_name LIKE CONCAT('%', :dangerousstring, '%') where the named parameter is :dangerousstring. In other words, use explicitly unescaped % signs in your own query that are separated and definitely not the user input. Edit: ...
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Setting the default value of a DateTime Property to DateTime.Now inside the System.ComponentModel De

...ntercepted the setter. Cheers for the help :-) – REA_ANDREW Mar 27 '09 at 19:02 10 A get part ca...
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Should you ever use protected member variables?

... @Jake: You should never make design decisions based on performance assumptions. You make design decisions based upon what you think is the best design and only if you real life profiling shows a bottleneck in your design, you go and fix it. Usually if the design is sound...
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How to extract an assembly from the GAC?

...ble as any normal folder in explorer. Open “%windir%\assembly\GAC_MSIL”. Browse to your DLL folder into the deep to find your DLL. Copy the DLL somewhere on your hard disk and refer it from there in your project Run "regsvr32 %windir%\Microsoft.NET\Framework\<.NET version di...
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MySQL vs MySQLi when using PHP [closed]

... It's worth noting that things have changed a lot in six years. mysql_*() is now deprecated and will be removed soon. You shouldn't use it for new code. – user1864610 May 21 '15 at 1:47 ...
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How to install a plugin in Jenkins manually

...d to configure proxy in Jenkins using Dockerfile. – 7_R3X Oct 3 '18 at 11:34 add a comment  |  ...
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What is difference between CrudRepository and JpaRepository interfaces in Spring Data JPA?

...d you want to use one over the other?" part of your question. Basics The base interface you choose for your repository has two main purposes. First, you allow the Spring Data repository infrastructure to find your interface and trigger the proxy creation so that you inject instances of the interfa...