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How to make return key on iPhone make keyboard disappear?
...on ViewController
- (void)viewDidLoad
{
[super viewDidLoad];
// _theTextField is the name of the parameter designated in the .h file.
_theTextField.returnKeyType = UIReturnKeyDone;
[_theTextField setDelegate:self];
}
// This part is more dynamic as it closes the keyboard regard...
Are PHP Variables passed by value or by reference?
...;) to the argument name in the function definition.
<?php
function add_some_extra(&$string)
{
$string .= 'and something extra.';
}
$str = 'This is a string, ';
add_some_extra($str);
echo $str; // outputs 'This is a string, and something extra.'
?>
...
Why do people put code like “throw 1; ” and “for(;;);” in front of json responses? [du
...that would betray the values written in object literals:
Object.prototype.__defineSetter__('x', function(x) {
alert('Ha! I steal '+x);
});
Then when a <script> was pointed at some JSON that used that property name:
{"x": "hello"}
the value "hello" would be leaked.
The way that arra...
Vertical (rotated) label in Android
... if(Gravity.isVertical(gravity) && (gravity&Gravity.VERTICAL_GRAVITY_MASK) == Gravity.BOTTOM) {
setGravity((gravity&Gravity.HORIZONTAL_GRAVITY_MASK) | Gravity.TOP);
topDown = false;
}else
topDown = true;
}
@Override
protected void onMeasu...
MongoDB drop every database
...
Save this to drop_all_dbs.js:
var databases = db.getMongo().getDBNames()
for(var i in databases){
db = db.getMongo().getDB( databases[i] );
if(db.getName() == "admin" || db.getName() == "local"){
print("skipping db " + db.get...
Insert picture into Excel cell [closed]
...ble click on the button in order to get to the VBA Code -->
Sub Button1_Click()
Dim filePathCell As Range
Dim imageLocationCell As Range
Dim filePath As String
Set filePathCell = Application.InputBox(Prompt:= _
"Please select the cell that contains the reference path to ...
What is the maximum float in Python?
...
For float have a look at sys.float_info:
>>> import sys
>>> sys.float_info
sys.floatinfo(max=1.7976931348623157e+308, max_exp=1024, max_10_exp=308, min=2.2
250738585072014e-308, min_exp=-1021, min_10_exp=-307, dig=15, mant_dig=53, epsil
on=...
NSIS学习笔记（持续更新） - C/C++ - 清泛网 - 专注C/C++及内核技术
...。
#include <windows.h>
#include <pluginapi.h> // nsis plugin
HWND g_hwndParent;
// To work with Unicode version of NSIS, please use TCHAR-type
// functions for accessing the variables and the stack.
void __declspec(dllexport) myFunction(HWND hwndParent, int string_size,
TCHAR *variable...
How to paste yanked text into the Vim command line
...own use (capitalized A to Z are for appending to corresponding registers).
_ (acts like /dev/null (Unix) or NUL (Windows), you can write to it but it's discarded and when you read from it, it is always empty),
- (small delete register),
/ (search pattern register, updated when you look for text with...
Swap key with value JSON
...
you can use lodash function _.invert it also can use multivlaue
var object = { 'a': 1, 'b': 2, 'c': 1 };
_.invert(object);
// => { '1': 'c', '2': 'b' }
// with `multiValue`
_.invert(object, true);
// => { '1': ['a', 'c'], '2': ['b'] ...