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Why do most C developers use define instead of const? [duplicate]
...onstant expression is required (such as in an array declaration, or a case label in a switch statement, etc.).
Compare with the macro FIELD_WIDTH, which after preprocessing expands to the constant expression 10; this value is known at compile time, so it can be used for array dimensions, case lab...
Invoke(Delegate)
...o do it on your behalf.
For instance, if you want to change the text of a label from a worker thread, you can do something like this:
theLabel.Invoke(new Action(() => theLabel.Text = "hello world from worker thread!"));
...
Error: 10 $digest() iterations reached. Aborting! with dynamic sortby predicate
....
<div ng-app='myApp'>
<div ng-controller="testctrl">
<label>{{total}}</label>
<table>
<tr ng-repeat="item in items track by $index;" ng-init="end($index);">
<td>{{item.number}}</td>
</tr>
</table>
</div&...
Linux下部署企业级邮件服务器(postfix + dovecot + extmail) - 开源 & Gith...
...数据库中的数据来进行认证，以此来判定收件人所在的域是否为自己所负责的域，并且判断是否为其中继邮件。
需求：为公司建立邮件服务器，公司全部员工使用统一的域名，内网IP为：192.168.0.115
操作系统：RHEL5
所用...
why is plotting with Matplotlib so slow?
...your case, you don't need to re-draw things like the axes boundaries, tick labels, etc.
2) In your case, there are a lot of subplots with a lot of tick labels. These take a long time to draw.
Both these can be fixed by using blitting.
To do blitting efficiently, you'll have to use backend-spe...
Why can't a 'continue' statement be inside a 'finally' block?
...e return, break (when breaking out of the block) and goto (when going to a label outside the finally block). For a related Java discussion, see Returning from a finally block in Java.
– Jeppe Stig Nielsen
Aug 1 '13 at 15:27
...
Initializing select with AngularJS and ng-repeat
...th: 200px;" ng-model-options="{trackBy: '$value.id'}">
<md-select-label>{{ user ? user.name : 'Assign to user' }}</md-select-label>
<md-option ng-value="user" ng-repeat="user in users">{{user.name}}</md-option>
</md-select>
...
MFC的多国语言界面的实现 - C/C++ - 清泛网 - 专注C/C++及内核技术
MFC的多国语言界面的实现目前很多软件都是要出口到多个国家，因此，为软件提供多国语言支持就成为了一个基本条件。为软件提供多国语言的支持的具体实现方法有很多，...目前很多软件都是要出口到多个国家，因此，为软件...
What is the difference between join and merge in Pandas?
... is a very basic example: The data alignment here is on
the indexes (row labels). This same behavior can be achieved using
merge plus additional arguments instructing it to use the indexes:
result = pd.merge(left, right, left_index=True, right_index=True,
how='outer')
...
What's the cleanest way of applying map() to a dictionary in Swift?
... Updated for Swift 2.1? Getting DictionaryExtension.swift:13:16: Argument labels '(_:)' do not match any available overloads
– Per Eriksson
Nov 8 '15 at 14:20
...