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Setting log level of m>me m>ssage at runtim>me m> in slf4j
When using log4j, the Logger.log(Priority p, Object m>me m>ssage) m>me m>thod is available and can be used to log a m>me m>ssage at a log level determined at runtim>me m>. We're using this fact and this tip to redirect stderr to a logger at a specific log level.
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How can I save my secret keys and password securely in my version control system?
I keep important settings like the hostnam>me m>s and ports of developm>me m>nt and production servers in my version control system. But I know that it's bad practice to keep secrets (like private keys and database passwords) in a VCS repository.
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What are the most useful Intellij IDEA keyboard shortcuts? [closed]
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These are som>me m> of my most used keyboard short cuts
Syntax aware selection in the editor selects a word at the caret and then selects expanding areas of the source code. For example, it may select a m>me m>thod nam>me m>, then the expression that ...
Is there a performance difference between CTE , Sub-Query, Temporary Table or Table Variable?
...ve language, not a procedural language. That is, you construct a SQL statem>me m>nt to describe the results that you want. You are not telling the SQL engine how to do the work.
As a general rule, it is a good idea to let the SQL engine and SQL optimizer find the best query plan. There are many perso...
How can I save application settings in a Windows Forms application?
...r code to read/write application settings:
Properties.Settings.Default["Som>me m>Property"] = "Som>me m> Value";
Properties.Settings.Default.Save(); // Saves settings in application configuration file
This technique is applicable both for console, Windows Forms, and other project types.
Note that you need...
jQuery Ajax POST example with PHP
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Basic usage of .ajax would look som>me m>thing like this:
HTML:
<form id="foo">
<label for="bar">A bar</label>
<input id="bar" nam>me m>="bar" type="text" value="" />
<input type="submit" value="Send" />
</form>
jQue...
structure vs class in swift language
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Here's an example with a class. Note how when the nam>me m> is changed, the instance referenced by both variables is updated. Bob is now Sue, everywhere that Bob was ever referenced.
class Som>me m>Class {
var nam>me m>: String
init(nam>me m>: String) {
self.nam>me m> = nam>me m>
}
}
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What are all the common undefined behaviours that a C++ programm>me m>r should know about? [closed]
What are all the common undefined behaviours that a C++ programm>me m>r should know about?
11 Answers
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How to convert OutputStream to InputStream?
I am on the stage of developm>me m>nt, where I have two modules and from one I got output as a OutputStream and second one, which accepts only InputStream . Do you know how to convert OutputStream to InputStream (not vice versa, I m>me m>an really this way) that I will be able to connect these two part...
In .NET, which loop runs faster, 'for' or 'foreach'?
...he following conclusions:
for loops on List are a bit more than 2 tim>me m>s cheaper than foreach
loops on List.
Looping on array is around 2 tim>me m>s cheaper than looping on List.
As a consequence, looping on array using for is 5 tim>me m>s cheaper
than looping on List using foreach
(which I be...