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Extension methods cannot be dynamically dispatched
...Cast the dynamic types to actual types, and it will work.
From what I see now, I'd say:
(string) ViewBag.MagNo
Which would result in
@foreach (var item in Model)
{
@Html.DropDownListFor(modelItem => item.TitleIds,
new SelectList(ViewBag.TitleNames as System.Collections.IEnumerabl...
Iterating each character in a string using Python
...open(filename) as f:
for line in f:
# do something with line
If that seems like magic, well it kinda is, but the idea behind it is really simple.
There's a simple iterator protocol that can be applied to any kind of object to make the for loop work on it.
Simply implement an iterat...
Exporting APK from eclipse (ADT) silently crashes
...
The problem has gone until I have update ADT and Eclipse. I don't know which one solve the issue.
Now it's working smoothly for severeal signed export, with:
ADT Version: 22.2.1.v201309180102-833290
Eclipse Juno Service Release 2 Build id: 20130225-0426
Gentoo Linux running Java 1.7.0...
Calculating a directory's size using Python?
...or calculating the size of a directory using Python? It would be very nice if the routine would format the size nicely in Mb/Gb etc.
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Linux反编译全攻略 - 操作系统(内核) - 清泛网 - 专注C/C++及内核技术
...可以到这来下载:
http://www.crackmes.de/users/veneta/crackmes/linux_crackme_v2 。古人云“工欲善其事，必先利其器”，本文中所用到的工具及操作平台罗列如下:
操作平台: gentoo 2004.3 # kernel 2.6.9
逆向工具:
反汇编 -- objdump （这个工...
How to query SOLR for empty fields?
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@user2043553 Nope, if you ?q=-id:* you get Cannot parse '-q:*': '*' or '?' not allowed as first character in WildcardQuery
– Yzmir Ramirez
Dec 5 '14 at 18:47
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How do you get the list of targets in a makefile?
...t the makefile in the current directory; respects makefiles explicitly specified with -f <file>
excludes hidden targets - by convention, these are targets whose name starts neither with a letter nor a digit
makes do with a single phony target
prefixes the command with @ to prevent it from bein...
How to convert An NSInteger to an int?
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If you want to do this inline, just cast the NSUInteger or NSInteger to an int:
int i = -1;
NSUInteger row = 100;
i > row // true, since the signed int is implicitly converted to an unsigned int
i > (int)row // false
...
Get full path of the files in PowerShell
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Add | select FullName to the end of your line above. If you need to actually do something with that afterwards, you might have to pipe it into a foreach loop, like so:
get-childitem "C:\windows\System32" -recurse | where {$_.extension -eq ".txt"} | % {
Write-Host $_.FullN...
How to know if an object has an attribute in Python
Is there a way in Python to determine if an object has some attribute? For example:
14 Answers
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