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What is the command to list the available avdnames
...ators: emulator @name-of-your-emulator where emulator is under: ${ANDROID_SDK}/tools/emulator
– Dhiraj Himani
Jun 16 '17 at 11:27
...
Android: upgrading DB version and adding new table
...on't forget your new users!
Don't forget to add
database.execSQL(DATABASE_CREATE_color);
to your onCreate() method as well or newly installed apps will lack the table.
4. How to deal with multiple database changes over time
When you have successive app upgrades, several of which have database...
JavaScript: What are .extend and .prototype used for?
...(){
var initializing = false, fnTest = /xyz/.test(function(){xyz;}) ? /\b_super\b/ : /.*/;
// The base Class implementation (does nothing)
this.Class = function(){};
// Create a new Class that inherits from this class
Class.extend = function(prop) {
var _super = this.prototype;
...
Finding all possible combinations of numbers to reach a given sum
...t those that reach the target. Here is the algorithm in Python:
def subset_sum(numbers, target, partial=[]):
s = sum(partial)
# check if the partial sum is equals to target
if s == target:
print "sum(%s)=%s" % (partial, target)
if s >= target:
return # if we re...
How to build for armv6 and armv7 architectures with iOS 5
In iOS5 Apple drops the armv6 architecture from the ARCHS_STANDARD_32_BIT .
6 Answers
...
How do I analyze a program's core dump file with GDB when it has command-line parameters?
... crash scenario
Program terminated with signal 11, Segmentation fault.
#0 __strlen_ia32 () at ../sysdeps/i386/i686/multiarch/../../i586/strlen.S:99
99 ../sysdeps/i386/i686/multiarch/../../i586/strlen.S: No such file or directory.
in ../sysdeps/i386/i686/multiarch/../../i586/strlen.S
(gdb)
...
Difference between RegisterStartupScript and RegisterClientScriptBlock?
...="form1">
<div>
<input type="hidden" name="__VIEWSTATE" id="__VIEWSTATE" value="someViewstategibberish" />
</div>
<div> <span id="lblDisplayDate">Label</span>
<br />
<input type="submit" name=...
How to avoid “if” chains?
...the basic flow, e.g. instead of
if (ok)
{
DoSomething();
}
else
{
_log.Error("oops");
return;
}
... you'd use....
if (!ok)
{
_log.Error("oops");
return;
}
DoSomething(); //notice how this is already farther to the left than the example above
When there is a long series of ...
javascript: Clear all timeouts?
...ht receive.
// isolated layer wrapper (for the local variables)
(function(_W){
var cache = [], // will store all timeouts IDs
_set = _W.setTimeout, // save original reference
_clear = _W.clearTimeout // save original reference
// Wrap original setTimeout with a functi...
How to downgrade or install an older version of Cocoapods
...0.25.0
You can use older installed versions with following command:
pod _0.25.0_ setup
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