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Check if a string contains a number
...rch(string)
# Output from iPython
# In [18]: %timeit f1('assdfgag123')
# 1000000 loops, best of 3: 1.18 µs per loop
# In [19]: %timeit f2('assdfgag123')
# 1000000 loops, best of 3: 923 ns per loop
# In [20]: %timeit f3('assdfgag123')
# 1000000 loops, best of 3: 384 ns per loop
...
Auto Scale TextView Text to Fit within Bounds
...m"
android:autoSizeMinTextSize="12sp"
android:autoSizeMaxTextSize="100sp"
android:autoSizeStepGranularity="2sp" />
Programmatically:
setAutoSizeTextTypeUniformWithConfiguration(int autoSizeMinTextSize, int autoSizeMaxTextSize,
int autoSizeStepGranularity, int unit)
textV...
How to get current memory usage in android?
...
activityManager.getMemoryInfo(mi);
double availableMegs = mi.availMem / 0x100000L;
//Percentage can be calculated for API 16+
double percentAvail = mi.availMem / (double)mi.totalMem * 100.0;
Explanation of the number 0x100000L
1024 bytes == 1 Kibibyte
1024 Kibibyte == 1 Mebibyte
102...
How do I check if a string contains a specific word?
... course this is usefull. You should encourage this. What happens if in PHP 100 there is a new and faster way to find string locations ? Do you want to change all your places where you call strpos ? Or do you want to change only the contains within the function ??
– Cosmin
...
What techniques can be used to speed up C++ compilation times?
..., you have increased the possible template instantiations of this class to 100. One way to resolve this is to abstract the common part of the code to a different class. The other method is to use inheritance inversion (reversing the class hierarchy), but make sure that your design goals are not comp...
AsyncProcedures异步过程扩展 · App Inventor 2 中文网
... for each item in dataList
// 模拟耗时处理
call wait 100
// 处理数据项
add item * 2 to ProcessedData
// 返回处理结果
return ProcessedData
// 处理完成后的回调
when AsyncProcedures1.ProcedureCompletedWithResult result
do
set Resul...
Alter column, add default constraint
...me, including schema, e.g. '[dbo].[TableName]'
@TABLE_NAME VARCHAR(100),
-- Column name, e.g. 'ColumnName'.
@COLUMN_NAME VARCHAR(100),
-- New default, e.g. '''MyDefault''' or 'getdate()'
-- Note that if you want to set it to a string constant, the contents
...
MySQL error 2006: mysql server has gone away
...'s running.
Use set global max_allowed_packet=104857600. This sets it to 100MB.
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How line ending conversions work with git core.autocrlf between different operating systems
...on.
This is how core.autocrlf appears to work currently (or at least since v1.7.2 from what I am aware):
core.autocrlf = true
Text files checked-out from the repository that have only LF characters are normalized to CRLF in your working tree; files that contain CRLF in the repository will not be ...
Show AlertDialog in any position of the screen
...().getAttributes();
wmlp.gravity = Gravity.TOP | Gravity.LEFT;
wmlp.x = 100; //x position
wmlp.y = 100; //y position
dialog.show();
Here x position's value is pixels from left to right. For y position value is from bottom to top.
...