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Set the absolute position of a view
...say you wanted a 30x40 ImageView at position (50,60) inside your layout. Somewhere in your activity:
// Some existing RelativeLayout from your layout xml
RelativeLayout rl = (RelativeLayout) findViewById(R.id.my_relative_layout);
ImageView iv = new ImageView(this);
RelativeLayout.LayoutParams par...
How to jump to a specific character in vim?
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This only seems to work with matches on the same line for me.
– Jpaji Rajnish
Mar 25 '16 at 17:30
8
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Android Fragment onClick button Method
I'm trying to invoke the method in my onClick (View v) XML, but does not work with Fragment. This is the error.
6 Answers
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What is ng-transclude?
...ure everything that is put inside the directive in the markup and use it somewhere(Where actually the ng-transclude is at) in the directive's template. Read more about this under Creating a Directive that Wraps Other Elements section on documentation of directives.
If you write a custom directive y...
Python dictionary from an object's fields
... function to build a dictionary from an arbitrary object? I'd like to do something like this:
12 Answers
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Build and Version Numbering for Java Projects (ant, cvs, hudson)
...ent best-practices for systematic build numbering and version number management in Java projects? Specifically:
9 Answers
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Get MD5 hash of big files in Python
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Break the file into 8192-byte chunks (or some other multiple of 128 bytes) and feed them to MD5 consecutively using update().
This takes advantage of the fact that MD5 has 128-byte digest blocks (8192 is 128×64). Since you're not reading the entire file into memory,...
Most efficient way to concatenate strings?
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The StringBuilder.Append() method is much better than using the + operator. But I've found that, when executing 1000 concatenations or less, String.Join() is even more efficient than StringBuilder.
StringBuilder sb = new StringBuilder();
sb.Append(so...
Programmatically find the number of cores on a machine
...no portable way. Instead, you'll need to use one or more of the following methods (guarded by appropriate #ifdef lines):
Win32
SYSTEM_INFO sysinfo;
GetSystemInfo(&sysinfo);
int numCPU = sysinfo.dwNumberOfProcessors;
Linux, Solaris, AIX and Mac OS X >=10.4 (i.e. Tiger onwards)
int numCPU...
Difference between an API and SDK
...developer the difference between an API an SDK. I need to explain why a commercial fingerprint software vendor will likely not provide an SDK, although they may certainly have used one.
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