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程序员之网络安全系列（三）：数据加密之对称加密算法 - 更多技术 - 清泛网...
...行编码和解码的一种算法。
举个例子：
假设我们要对LOVE加密，我们可以先定义字母的顺序ABCDEFGHIJKLMNOPQRSTUVWXYZ，然后我们让每个字母向后移动两位，那么LOVE就变为了NQXG
L------>N
O------>Q
V------>X
E------>
LOVE--->NQXG
我想这就...
How to “set a breakpoint in malloc_error_break to debug”
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Set a breakpoint on malloc_error_break() by opening the Breakpoint Navigator (View->Navigators->Show Breakpoint Navigator or ⌘8), clicking the plus button in the lower left corner, and selecting "Add Symbolic Breakpoint". In the popup that come...
Cancel split window in Vim
I have split my windows horizontally. Now how can I return to normal mode, i.e. no split window just one window without cancelling all of my open windows. I have 5 and do not want to "quit", just want to get out of split window.
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Refresh a page using PHP
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This causes "Headers already sent” error in my code... is there another way?
– DBS
Apr 28 '17 at 0:35
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Eclipse add Tomcat 7 blank server name
I was trying to add Tomcat 7 in my Eclipse in Ubuntu. When I click "Add new server" in Eclipse and select "Tomcat v7.0 Server", the field "Server Name" is blank and I cannot type in anything in that textbox as shown below:
...
How can I check if the current date/time is past a set date/time?
...ng to write a script that will check if the current date/time is past the 05/15/2010 at 4PM
4 Answers
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Obtain Bundle Identifier programmatically
...r!
– Sebastian Roth
Sep 14 '16 at 7:05
add a comment
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What is stdClass in PHP?
...ry.
– pinkal vansia
Sep 5 '13 at 10:05
6
$x = json_decode(json_encode($object), True) will decode...
How can I use PowerShell with the Visual Studio Command Prompt?
...C"
if (!(Test-Path (Join-Path $targetDir "vcvarsall.bat"))) {
"Error: Visual Studio $version not installed"
return
}
pushd $targetDir
cmd /c "vcvarsall.bat&set" |
foreach {
if ($_ -match "(.*?)=(.*)") {
Set-Item -force -path "ENV:\$($matches[1])"...
git push local branch with same name as remote tag
...rying to push to a canonical repository this morning and got the following error:
$ git push origin master
error: src refspec master matches more than one.
error: failed to push some refs to 'ssh://user@host/srv/git/repo'
This happened because I had accidentally created a master tag locally:
$ g...