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Co-variant array conversion from x to y may cause run-time exception
...x(); // compile time legal, runtime exception
And in more general terms
string[] array = new string[10];
object[] objs = array; // legal at compile time
objs[0] = new Foo(); // again legal, with runtime exception
In C#, you are allowed to reference an array of objects (in your case, LinkLabels)...
Using a dictionary to count the items in a list [duplicate]
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This answer also does not require any extra imports. +1
– Hayden Holligan
Jan 17 '19 at 18:39
1
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Understanding slice notation
...first character numbered 0. Then the right edge of the last character of a string of n characters has index n.
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Git - Difference Between 'assume-unchanged' and 'skip-worktree'
...ying to pull anyway
git stash
git pull
Using skip-worktree results in some extra manual work but at least you wouldn’t lose any data if you had any local changes.
File with assume-unchanged flag: Discards all local changes without any possibility to restore them. The effect is like ‘git reset ...
What does “opt” mean (as in the “opt” directory)? Is it an abbreviation? [closed]
... vendors to hold "Option" packages; i.e. packages that you might have paid extra money for. I don't recall seeing "/opt" on Berkeley BSD UNIX. They used "/usr/local" for stuff that you installed yourself.
But of course, the true "meaning" of the different directories has always been somewhat vagu...
Android dex gives a BufferOverflowException when building
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I was able to get my problem project to build by adding this extra line:
sdk.build.tools=18.1.1
...to my project.properties file, which is present in the root of the project folder. All other approaches seemed to fail for me.
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C# 通过代码安装、卸载、启动、停止服务 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...区
#region 安装服务
private void InstallService(string filepath, string serviceName)
{
try
{
IDictionary _SavedState = new Hashtable();
ServiceController service = new ServiceController(serviceName);
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Bootstrap Dropdown with Hover
...ons. Just add this and the default 'click' dropdown works on hover without extra changes.
– IamFace
Apr 13 '14 at 19:59
51
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Assign width to half available screen width declaratively
...k with the layout_width of the component, it skips directly to sharing the extra width according to weights.
– njzk2
Nov 28 '14 at 20:54
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How to extract the first two characters of a string in shell scripting?
...sh shell (and you appear to be, based on your comments), is to use the sub-string variant of parameter expansion:
pax> long="USCAGol.blah.blah.blah"
pax> short="${long:0:2}" ; echo "${short}"
US
This will set short to be the first two characters of long. If long is shorter than two characte...