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Difference between a Postback and a Callback
I keep on hearing this words ' callback ' and ' postback ' tossed around.
What is the difference between two ?
6 Answers...
How to limit setAccessible to only “legitimate” uses?
...hat kind of an architecture.
If you're distributing a software component called foo.jar to the people of the world, you're completely at their mercy anyway. They could modify the class definitions inside your .jar (through reverse engineering or direct bytecode manipulation). They could run your co...
Does Parallel.ForEach limit the number of active threads?
...on't start 1000 threads - yes, it will limit how many threads are used. Parallel Extensions uses an appropriate number of cores, based on how many you physically have and how many are already busy. It allocates work for each core and then uses a technique called work stealing to let each thread proc...
is there a post render callback for Angular JS directive?
...s not a result of Angular but rather the browser. $timeout(fn) ultimately calls setTimeout(fn, 0) which has the effect interrupting the Javascript execution and allowing the browser to render the content first, before continuing the execution of that Javascript.
– parliament
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How to see the CREATE VIEW code for a view in PostgreSQL?
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I usually combine this trick with \o command. I dump \d+ to some files then using vim macro i modified those files to supplied my need.
– Brain90
May 19 '15 at 7:20
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What are commit-ish and tree-ish in Git?
...--------------------------------------------------
Identifiers #1-14 are all "commit-ish", because they all lead to commits, but
because commits also point to directory trees, they all ultimately lead to
(sub)directory tree objects, and can therefore also be used as "tree-ish".
#15 can also be us...
How can I make git show a list of the files that are being tracked?
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If you want to list all the files currently being tracked under the branch master, you could use this command:
git ls-tree -r master --name-only
If you want a list of files that ever existed (i.e. including deleted files):
git log --pretty=f...
Android SharedPreference security
... within the app's data directory with filesystem permissions set that only allow the UID that the specific application runs with to access them. So, they are private in so much as Linux file permissions restrict access to them, the same as on any Linux/Unix system.
Anyone with root level access to ...
How to dynamically update a ListView on Android [closed]
...lns:android="http://schemas.android.com/apk/res/android"
android:layout_width="fill_parent"
android:layout_height="fill_parent"
android:orientation="vertical" >
<!-- Pretty hint text, and maxLines -->
<EditText android:id="@+building_list/search_box"
android...
What's the fastest way to merge/join data.frames in R?
...(y) from main.d group by g1, g2"))
)
The outputs from the two benchmark call comparing the merge calculations are:
Joining by: x
test replications elapsed relative user.self sys.self user.child sys.child
3 data.table 1 0.34 1.000000 0.31 0.01 NA NA
2 ...