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Difference between DirectCast() and CType() in VB.NET
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183
The first thing to note is VB.NET does not have a direct analog to C#'s (type)instance casting...
Cleaner way to update nested structures
...ng the game state to "run" is simple using the copy method:
scala> val g1 = g.copy(state = "run")
g1: Game = Game("run",Pacman(3,false))
// However, changing pacman's super mode is much more cumbersome (and it gets worse for deeper structures):
scala> val g2 = g1.copy(pacman = g1.pacman.copy...
Searching word in vim?
...ith /word . How can I search only for word , excluding searches for word1 and word2 ?
4 Answers
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libxml/tree.h no such file or directory
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214
Follow the directions here, under "Setting up your project file."
Setting up your project f...
How to post JSON to PHP with curl
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107
Jordans analysis of why the $_POST-array isn't populated is correct. However, you can use
$da...
Toggle Checkboxes on/off
...!checkBoxes.prop("checked"));
});
});
Before jQuery 1.6, when we only had attr() and not prop(), we used to write:
checkBoxes.attr("checked", !checkBoxes.attr("checked"));
But prop() has better semantics than attr() when applied to "boolean" HTML attributes, so it is usuall...
Convert a string to regular expression ruby
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150
Looks like here you need the initial string to be in single quotes (refer this page)
>>...
How do I get an object's unqualified (short) class name?
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184
You can do this with reflection. Specifically, you can use the ReflectionClass::getShortName m...
PostgreSQL - fetch the row which has the Max value for a column
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91
On a table with 158k pseudo-random rows (usr_id uniformly distributed between 0 and 10k, trans_i...