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Why is a div with “display: table-cell;” not affected by margin?
...ss="table">
<div class="row">
<div class="cell">123</div>
<div class="cell">456</div>
<div class="cell">879</div>
</div>
</div>
CSS
.table {display:table;border-collapse:separate;border-spacing:5px;}
.row {di...
Python how to write to a binary file?
...FileBytes)
bytearray(b'{\x03\xff\x00d')
>>> bytes(newFileBytes)
'[123, 3, 255, 0, 100]'
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Repeat a task with a time delay?
...
You should use Handler's postDelayed function for this purpose. It will run your code with specified delay on the main UI thread, so you will be able to update UI controls.
private int mInterval = 5000; // 5 seconds by default, can be changed later
private Han...
Retrieving parameters from a URL
...
import urlparse
url = 'http://example.com/?q=abc&p=123'
par = urlparse.parse_qs(urlparse.urlparse(url).query)
print par['q'][0], par['p'][0]
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How was the first compiler written?
...ystem into a working system, complete with a disk-based bootstrap loader. Fun times. So yeah, you can hand-assemble just fine. It's slow and painful and error-prone (which is why we automated things) but it's possible.
– JUST MY correct OPINION
Apr 22 '10 at...
Does Python have “private” variables in classes?
...names the variable.
class A:
def __init__(self):
self.__var = 123
def printVar(self):
print self.__var
Now, if you try to access __var outside the class definition, it will fail:
>>>x = A()
>>>x.__var # this will return error: "A has no attribute __var...
Disabled href tag
...
You can use:
<a href="/" onclick="return false;">123n</a>
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Write a number with two decimal places SQL server
...ters to display, and the number of decimal places to display
Select Str(12345.6789, 12, 3)
displays: ' 12345.679' ( 3 spaces, 5 digits 12345, a decimal point, and three decimal digits (679). - it rounds if it has to truncate, (unless the integer part is too large for the total size, in whic...
jQuery deferreds and promises - .then() vs .done()
...tion (x) { // Suppose promise returns "abc"
console.log(x);
return 123;
}).then(function (x){
console.log(x);
}).then(function (x){
console.log(x)
})
The following results will get logged:
abc
123
undefined
While
promise.done(function (x) { // Suppose promise returns "abc"
...
Why does Javascript's regex.exec() not always return the same value? [duplicate]
...ignment as the loop condition.
var re = /foo_(\d+)/g,
str = "text foo_123 more text foo_456 foo_789 end text",
match,
results = [];
while (match = re.exec(str))
results.push(+match[1]);
DEMO: http://jsfiddle.net/pPW8Y/
If you don't like the placement of the assignment, the loo...