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How to make an app's background image repeat
...k, here's what I've got in my app. It includes a hack to prevent ListViews from going black while scrolling.
drawable/app_background.xml:
<?xml version="1.0" encoding="utf-8"?>
<bitmap xmlns:android="http://schemas.android.com/apk/res/android"
android:src="@drawable/actual_pat...
MongoDB: update every document on one field
...ongo only affects the first document and to update all documents resulting from the query one needs to use 'Multi' update flag. Sample code follows...
var collection = db.GetCollection("Foo");
var query = Query.GTE("No", 1); // need to construct in such a way that it will give all 20K //docs.
var u...
FFmpeg: How to split video efficiently?
...f no output filename format is given, it will be computed\
automatically from input filename"
}
IN_FILE="$1"
OUT_FILE_FORMAT="$3"
typeset -i CHUNK_LEN
CHUNK_LEN="$2"
DURATION_HMS=$(ffmpeg -i "$IN_FILE" 2>&1 | grep Duration | cut -f 4 -d ' ')
DURATION_H=$(echo "$DURATION_HMS" | cut -d ...
How do I print the elements of a C++ vector in GDB?
...ions I have used in the past, none of them is perfect.
1) Use GDB scripts from http://clith.com/gdb_stl_utils/ These scripts allow you to print the contents of almost all STL containers. The problem is that this does not work for nested containers like a stack of sets.
2) Visual Studio 2005 has fa...
Iterate over object keys in node.js
...s :( And i can not use forEach since each iteration step should be invoked from an async setTimeout.
– stewe
Sep 16 '11 at 8:41
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How do I combine two data frames?
...ta frames. I have a initial data frame, say D . I extract two data frames from it like this:
6 Answers
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How do i put a border on my grid in WPF?
... and Border because they have no Template property as they are not derived from Control, but from Panel and Decorator. Reed Copsey has the (pretty simple) solution.
– gehho
May 5 '10 at 6:37
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Literal notation for Dictionary in C#?
...pimvdb: Yup you can: declare it as a var, the compiler will infer the type from the new. I edited my answer.
– BoltClock♦
Feb 12 '11 at 20:44
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Best way to get child nodes
...ing, JavaScript offers a variety of methods to get the first child element from any element, but which is the best? By best, I mean: most cross-browser compatible, fastest, most comprehensive and predictable when it comes to behaviour. A list of methods/properties I use as aliases:
...
Does constexpr imply inline?
...ction inline or not. It does, however, affect the one definition rule, and from that perspective, the compiler is required to follow the same rules for a constexpr function as an inline function.
I should also add that regardless of constexpr implying inline, the rules for constexpr functions in C+...