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Cost of exception handlers in Python
...faster than an explicit if as long as the condition is not met.
But it's all within the same order of magnitude and unlikely to matter either way. Only if the condition is actually met, then the if version is significantly faster.
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HTML5 doctype putting IE9 into quirks mode?
...bhishek: meta elements need not be explicitly closed in HTML5 (and historically against older HTML specs closing it would in fact be invalid).
– reisio
May 23 '12 at 19:19
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How to interactively (visually) resolve conflicts in SourceTree / git
...ols->Options. Then on the "General" tab, make sure to check the box to allow SourceTree to modify your Git config files.
Then switch to the "Diff" tab. On the lower half, use the drop down to select the external program you want to use to do the diffs and merging. I've installed KDiff3 and li...
LINQ, Where() vs FindAll()
Can someone explain how the LINQ functions Where(..) and FindAll(..) differ? They both seem to do the same thing...
4 Answe...
jQuery selector for inputs with square brackets in the name attribute
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I am not able to select (coincidentally a select tag) <select name="foo[bar]"> using $('select[name=foo\\[bar\\]]') however I am able to do so using $('select[name="foo[bar]"]), you second suggestion.
– Frank Nocke
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What does “@” mean in Windows batch scripts
...off will turn this off for the complete batch file. However, the echo off call itself would still be visible. Which is why you see @echo off in the beginning of batch files. Turn off command echoing and don't echo the command turning it off.
Removing that line (or commenting it out) is often a help...
Using System.Dynamic in Roslyn
... "calc.dll",
options: new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary),
syntaxTrees: new[] {tree},
references: new[] {
MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
MetadataReference.CreateFromFile(typeof(ExpandoObject).Assembly.Lo...
Difference between repository and service?
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A Repository is essentially a facade for persistence that uses Collection style semantics (Add, Update, Remove) to supply access to data/objects. It is a way of decoupling the way you store data/objects from the rest of the application.
A service ...
How to get the parents of a merge commit in git?
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Simple git log <hash> called for a merge commit shows abbreviated hashes of its parents:
$ git log -1 395f65d
commit 395f65d438b13fb1fded88a330dc06c3b0951046
Merge: 9901923 d28790d
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git outputs parents according to their number: the first...
How to specify Composer install path?
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That works well -- so they still have a repository after all :)
– Tower
Aug 9 '12 at 13:07
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