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How do I convert an interval into a number of hours with postgres?
...is interval, and extract result is integer, not float). So. Autocast/Floor done.
– Offenso
Aug 12 '15 at 13:24
19
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In Maven 2, how do I know from which dependency comes a transitive dependency?
...ndency-plugin:maven-plugin:2.0-alpha-5-SNAPSHOT
[INFO] \- org.apache.maven.doxia:doxia-site-renderer:jar:1.0-alpha-8:compile
[INFO] \- org.codehaus.plexus:plexus-velocity:jar:1.1.3:compile
[INFO] \- velocity:velocity:jar:1.4:compile
...
Squash the first two commits in Git? [duplicate]
...his command can now be used to rewrite all the history leading from "$tip" down to the root commit.
See commit df5df20c1308f936ea542c86df1e9c6974168472 on GitHub from Chris Webb (arachsys).
Original answer (February 2009)
I believe you will find different recipes for that in the SO question "H...
Why is there no String.Empty in Java?
...to use StringBuilder rather than concatenation.
– Randolpho
Aug 10 '10 at 15:36
87
I tend to pref...
How do I return rows with a specific value first?
...
@chaos: the above statement does indeed not run with SQL Server, but that's because the syntax is non-standard and only works for MySQL. When using a CASE statement (which is standard SQL) SQL Server can very well use an expression in the ORDER BY claus...
When should I write the keyword 'inline' for a function/method?
...e cannot be used in other translation units. Linker needs to make sure it doesn't accidentally use a statically defined variable/function from another translation unit.
extern - use this variable/function name in this translation unit but don't complain if it isn't defined. The linker will sort it...
Python Git Module experiences? [closed]
...
While this question was asked a while ago and I don't know the state of the libraries at that point, it is worth mentioning for searchers that GitPython does a good job of abstracting the command line tools so that you don't need to use subprocess. There are some useful bu...
Find the files existing in one directory but not in the other [closed]
...
I'd grep for sth like ^dir1 to make sure I don't get a dir1 appearing later in the path.
– Alfe
May 28 '13 at 10:06
...
What is the best comment in source code you have ever encountered? [closed]
...e releasing the code). Here's one I'm particulary fond of, placed far, far down a poorly-designed 'God Object':
/**
* For the brave souls who get this far: You are the chosen ones,
* the valiant knights of programming who toil away, without rest,
* fixing our most awful code. To you, true saviors, ...
Overriding a JavaScript function while referencing the original
...
You could do something like this:
var a = (function() {
var original_a = a;
if (condition) {
return function() {
new_code();
original_a();
}
} else {
return function() {
...