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UIRefreshControl - beginRefreshing not working when UITableViewController is inside UINavigationCont
...SVPullToRefresh. Have you tried reading their docs? It seems quite obvious based on the docs that it can be pulled down programmatically: "If you’d like to programmatically trigger the refresh (for instance in viewDidAppear:), you can do so with: [tableView triggerPullToRefresh];" See: github....
Remap values in pandas column with a dict
...ws were altered, because the keys in di are 0 and 2, which with Python's 0-based indexing refer to the first and third locations.
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Which icon sizes should my Windows application's icon include?
...n detail. I created an icon whose images have sizes of 16, 24, 32, 40, 48, 64, 96, 128 and 256. Then I checked which image is shown. All these were done with normal 96dpi. If using a larger DPI, the larger sizes may be used (only checked this a bit in Windows 7). The results:
Windows XP:
Explorer v...
Best implementation for hashCode method for a collection
...rstName, this.lastName);
}
This requires either Guava (com.google.common.base.Objects.hashCode) or the standard library in Java 7 (java.util.Objects.hash) but works the same way.
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Convert DataFrame column type from string to datetime, dd/mm/yyyy format
... for help, clarification, or responding to other answers.Making statements based on opinion; back them up with references or personal experience.To learn more, see our tips on writing great answers.
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How do I iterate over an NSArray?
...for OS X 10.6 / iOS 4.0 and above, you also have the option of using block-based APIs to enumerate arrays and other collections:
[array enumerateObjectsUsingBlock:^(id object, NSUInteger idx, BOOL *stop) {
// do something with object
}];
You can also use -enumerateObjectsWithOptions:usingBloc...
Why is an int in OCaml only 31 bits?
...huclv: This is not surprising, of course. Just like the HotSpot JVM, V8 is based on the Animorphic Smalltalk VM, which in turn is based on the Self VM. And V8 was developed by (some of) the same people who developed the HotSpot JVM, the Animorphic Smalltalk VM, and the Self VM. Lars Bak, in particul...
WinDbg基础资料（日本語） - IT优秀资料 - 清泛网 - 专注C/C++及内核技术
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Tip06: 64bitOSで32bitのProcessのMemry Dumpを取得する方法
You can however use the 32-bit task manager, located in C:\Windows\SysWOW64\taskmgr.exe to get 32-bit dumps.
問題背景：
スキャナ指定ダイア...
Does PowerShell support constants?
...ller.
The following modified function fixes this problem. The solution is based on this answer to the question "Is there any way for a powershell module to get at its caller's scope?".
function Set-Constant {
<#
.SYNOPSIS
Creates constants.
.DESCRIPTION
This function...
What is the string length of a GUID?
...ore it as uniqueidentifier - this is then fully indexable, etc. at the database. The next-best option would be a binary(16) column: standard GUIDs are exactly 16 bytes in length.
If you must store it as a string, the length really comes down to how you choose to encode it. As hex (AKA base-16 encod...