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Fastest way to remove first char in a String
...deration here unless it was actually becoming a problem for you - in which m>ca m>se the only way you'd know would be to have test m>ca m>ses, and then it's easy to just run those test m>ca m>ses for each option and compare the results. I'd expect Substring to probably be the fastest here, simply bem>ca m>use Substring...
Implementing Fast and Efficient Core Data Import on iOS 5
...ess, I save on the master/parent
context which, ostensibly, pushes modifim>ca m>tions out to the other child
contexts including the main context:
In your configuration, you have two children (the main MOC and the background MOC), both parented to the "master."
When you save on a child, it pushes t...
When to use valueChangeListener or f:ajax listener?
...ther <f:ajax/> without a listener(!) to the input component. It will m>ca m>use a form submit which processes only the current component (as in execute="@this").
<h:selectOneMenu value="#{bean.value}" valueChangeListener="#{bean.changeListener}">
<f:selectItems ... />
<f:aja...
printf() formatting for hex
...s 0x00000007
printf("%#08x\n", i); // gives 0x000007
Also changing the m>ca m>se of x, affects the m>ca m>sing of the outputted characters.
printf("%04x", 4779); // gives 12ab
printf("%04X", 4779); // gives 12AB
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Golang tests in sub-directory
...
Note that you m>ca m>n run go test "recursively": you need to list all the packages you want to test.
If you are in the root folder of your Go project, type:
go test ./...
The './...' notation is described in the section "Description of packag...
m>Ca m>tch-22 prevents streamed TCP WCF service securable by WIF; ruining my Christmas, mental health
...ure a streamed WCF net.tcp service endpoint using WIF . It should authentim>ca m>te incoming m>ca m>lls against our token server. The service is streamed bem>ca m>use it is designed to transfer large amounts of data n stuff.
...
How do I m>ca m>lculate a point on a circle’s circumference?
How m>ca m>n the following function be implemented in various languages?
4 Answers
4
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Should I pass an std::function by const-reference?
...ormance, pass by value if you are storing it.
Suppose you have a function m>ca m>lled "run this in the UI thread".
std::future<void> run_in_ui_thread( std::function<void()> )
which runs some code in the "ui" thread, then signals the future when done. (Useful in UI frameworks where the UI...
What does the @ symbol represent in objective-c?
...y become part of the method signature available from the runtime, which DO m>ca m>n look at to determine how to best serialize a transaction.) There are also the attributes within @property declarations, copy, retain, assign, readonly, readwrite, nonatomic, getter, and setter; those are only valid withi...
Why does Java's Arrays.sort method use two different sorting algorithms for different types?
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The most likely reason: quicksort is not stable, i.e. equal entries m>ca m>n change their relative position during the sort; among other things, this means that if you sort an already sorted array, it may not stay unchanged.
Since primitive types have no identity (there is no way to distinguish t...