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@ variables in Ruby on Rails
...cope (current block)
@title is an instance variable - and is available to all methods within the class.
You can read more here:
http://strugglingwithruby.blogspot.dk/2010/03/variables.html
In Ruby on Rails - declaring your variables in your controller as instance variables (@title) makes them ava...
How can I extract the folder path from file path in Python?
....path.split(os.path.abspath(existGDBPath))
('T:\\Data\\DBDesign', 'DBDesign_93_v141b.mdb')
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也来说说ReactOS的调试 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...调试的.所以我就找了先下fDebug的的代码.在D:\ReactOS\ReactOS_src\boot\freeldr\fdebug这个目录下.
这里我啰嗦下.源代码的路径别放到目录中有空格的文件夹中,有时会导致不能编译.例如,以前我把源码放在了D:\Program Files\ReactOS_src\boot\freeldr\...
How to use gradle zip in local system without downloading when using gradle-wrapper
...es a main point of the wrapper, which is that Gradle is downloaded and installed automatically for all build users. If you prefer to use a local installation, put it on your PATH and invoke gradle rather than gradlew.
– Peter Niederwieser
Apr 7 '14 at 6:59
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Checkbox for nullable boolean
...iad of different reasons why the foo input might not appear on the page at all. If it does appear I can assume there's a value, but I need to be able to differentiate between when the model is posted with foo as unchecked and when foo isn't shown.
– DMulligan
J...
How to encrypt/decrypt data in php?
...er generator. The following example would be recommended (>= 5.3):
$key_size = 32; // 256 bits
$encryption_key = openssl_random_pseudo_bytes($key_size, $strong);
// $strong will be true if the key is crypto safe
This can be done once or multiple times (if you wish to create a chain of encrypti...
jQuery UI: Datepicker set year range dropdown to 100 years
...ed):
for (a.yearshtml+='<select class="ui-datepicker-year" onchange="DP_jQuery_'+y+".datepicker._selectMonthYear('#"+
a.id+"', this, 'Y');\" onclick=\"DP_jQuery_"+y+".datepicker._clickMonthYear('#"+a.id+"');\">";b<=g;b++)
a.yearshtml+='<option value="'+b+'"'+(b==c?' selected="selected"...
Android Studio vs Eclipse + ADT Plugin? [closed]
...ut AFAIK, there is still no support for HTML/CSS/JS (which is helpful with all these hybrid frameworks these days).
For the sake of keeping this answer short, I have opted to remove all previous (and outdated) statements, instead of just striking them. Feel free to browse the edit-history if you'...
Python 3.x rounding behavior
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Python 3's way (called "round half to even" or "banker's rounding") is considered the standard rounding method these days, though some language implementations aren't on the bus yet.
The simple "always round 0.5 up" technique results in a sli...
How can I get around MySQL Errcode 13 with SELECT INTO OUTFILE?
...iles.
# sudo /etc/init.d/apparmor reload
WARNING: the change above will allow MySQL to read and write to the /data directory. We hope you've already considered the security implications of this.
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