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How to detect total available/free disk space on the iPhone/iPad device?
...f (gigabytes >= 1.0)
formatted = [NSString stringWithFormat:@"%.2f GB", gigabytes];
else if (megabytes >= 1.0)
formatted = [NSString stringWithFormat:@"%.2f MB", megabytes];
else
formatted = [NSString stringWithFormat:@"%.2f bytes", bytes];
return formatted...
When are you supposed to use escape instead of encodeURI / encodeURIComponent?
...call encodeURIComponent since it would destroy the URL and return
http%3A%2F%2Fwww.example.org%2Fa%20file%20with%20spaces.html
encodeURIComponent()
Use encodeURIComponent when you want to encode the value of a URL parameter.
var p1 = encodeURIComponent("http://example.org/?a=12&b=55")
The...
Replace all non-alphanumeric characters in a string
..., you may also need to keep all non-ASCII unicode symbols: re.sub("[\x00-\x2F\x3A-\x40\x5B-\x60\x7B-\x7F]+", " ", ":%# unicode ΣΘΙП@./\n")
– zhazha
Jul 13 '16 at 7:43
...
How to add facebook share button on my website?
...ialog/share&app_id=145634995501895&display=popup&href=https%3A%2F%2Fdevelopers.facebook.com%2Fdocs%2F&redirect_uri=https%3A%2F%2Fdevelopers.facebook.com%2Ftools%2Fexplorer
https://www.facebook.com/dialog/share&app_id={APP_ID}&display=popup&href={LINK_TO_SHARE}&redire...
Converting a Java Keystore into PEM Format
...5c:e0:2e:da:e0:6b:a6:aa:97:64:59:14:
7e:a6:2e:5a:45:f9:2f:b5:2d:f4:34:27:e6:53:c7:
bash$ keytool -importkeystore -srckeystore foo.jks \
-destkeystore foo.p12 \
-srcstoretype jks \
-deststoretype pkcs12
Enter destination keystore password:
Re-enter new pa...
Cost of exception handlers in Python
...'a={}'.format(a))
print("a = {}\n{}".format(a,s))
print("%.2f usec/pass\n" % (1000000 * t.timeit(number=100000)/100000))
Result:
a = 1
try:
b = 10/a
except ZeroDivisionError:
pass
0.25 usec/pass
a = 1
if a:
b = 10/a
0.29 usec/pass
a = 1
b = 10/a
0.22 usec/pass
a = 0...
How to change border color of textarea on :focus
...-boostrap button is:
.custom-btn {
font-size:1.9em;
background: #2f5bff;
border: 2px solid #78e4ff;
border-radius: 3px;
padding: 50px 70px;
outline-color : blue !important;
text-transform: uppercase;
user-select: auto;
-moz-box-shadow: inset 0 0 4px rgba(0,0,0,0...
Best way to Format a Double value to 2 Decimal places [duplicate]
...
you can use String num = String.format("%.2f",23.59004); and then print num. it will print 23.59.
– Manoj
Aug 19 '14 at 14:31
7
...
Visual Studio 2013 Update 4【VS2013 SP4 旗舰版下载地址】 - 更多技术 - ...
...vd_5935081.iso
语言： Chinese - Simplified
SHA1：5F924E3B8F6715F92DCD2F8E58558833D310A146
http://download.microsoft.com/do ... s2013.4_ult_chs.iso
Visual Studio Ultimate 2013 with Update 4 (x86) - DVD (English)：7108 MB
发布日期： 2014/11/12
文件名： en_visual_studio_ultimate_2...
Visual Studio 2013 Update 4【VS2013 SP4 旗舰版下载地址】 - 其他 - 清泛...
...vd_5935081.iso
语言： Chinese - Simplified
SHA1：5F924E3B8F6715F92DCD2F8E58558833D310A146
http://download.microsoft.com/do ... s2013.4_ult_chs.iso
Visual Studio Ultimate 2013 with Update 4 (x86) - DVD (English)：7108 MB
发布日期： 2014/11/12
文件名： en_visual_studio_ultimate_2...