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127 Return code from $?
...command, because it doesn't know where to find the binary you're trying to call.
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Java code for getting current time [duplicate]
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no need to call the cal.getTime() method 2 time, it could have been assigned to string after formatting the date like this .......SimpleDateFormat sdf = new SimpleDateFormat("HH:mm:ss");String loginTime = sdf.format(cal.getTime());
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System.Net.Http: missing from namespace? (using .net 4.5)
... the left most tab (I don't use the built-in references dialog but mine is called Assemblies). Scroll the list until you see an item called System.Net.Http double-click it and rebuild.
– M.Babcock
Mar 8 '12 at 1:33
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Efficiency of premature return in a function
...optimiser applies most optimisations you can think of and does so systematically, not just in a few special cases. WRT this question, the compiler will probably construct precisely the same execution flow-graph for both forms. Choosing a better algorithm is a human job, but code-level optimisation i...
How is a tag different from a branch in Git? Which should I use, here?
...t branches aliases too? The only difference is that a branch-alias automatically repoints itself to the most recent commit in the chain.
– Viktor Molokostov
Aug 26 '16 at 14:53
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What is PECS (Producer Extends Consumer Super)?
...g that a parameter is of type Collection<? super Thing> you give the caller more flexibility as she can invoke your method not only with a Collection<Thing> as an argument but also with a Collection<SomeSupertypeOfThing> as an argument.
– Janus Varmarken
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C# equivalent of the IsNull() function in SQL Server
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It's called the null coalescing (??) operator:
myNewValue = myValue ?? new MyValue();
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Is SonarQube Replacement for Checkstyle, PMD, FindBugs?
...Checkstyle and Findbugs and use their own technology to analyze Java code (called SonarJava). They do it, because they don't want to spend their time fixing, upgrading (or waiting on it) those libraries (e.g. for Java 8), which for example uses outdated libraries.
They also got a new set of plugins...
Favorite (G)Vim plugins/scripts? [closed]
... Link to all his vim contributions: vim.org/account/profile.php?user_id=9012
– Benjamin Oakes
May 27 '10 at 0:11
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Windows Forms - Enter keypress activates submit button?
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private void textBox_KeyDown(object sender, KeyEventArgs e)
{
if (e.KeyCode == Keys.Enter)
button.PerformClick();
}
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