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Display filename before matching line
...e logfile* | xargs -I{} grep "init time" {} \dev\null | tee outputfilename.txt
Then the outputfilename.txt would be something like
./logsapp1/logfile.22102015: init time: 10ms
./logsapp1/logfile.21102015: init time: 15ms
./logsapp2/logfile.21102015: init time: 17ms
./logsapp2/logfile.22102015: in...
How do I migrate an SVN repository with history to a new Git repository?
...
Create a users file (i.e. users.txt) for mapping SVN users to Git:
user1 = First Last Name <email@address.com>
user2 = First Last Name <email@address.com>
...
You can use this one-liner to build a template from your existing SVN repository:
...
Use JavaScript to place cursor at end of text in text input element
...
<script type="text/javascript">
function SetEnd(txt) {
if (txt.createTextRange) {
//IE
var FieldRange = txt.createTextRange();
FieldRange.moveStart('character', txt.value.length);
FieldRange.collapse();
FieldRange.select...
Base64Util 拓展：支持图像框、画布、文件、文本字符串、图像精灵base64编...
...码
Base64Util 扩展
下载链接
致谢
注意事项
图像框有关
画布有关
文件有关
文本字符串有关
图像精灵有关
其他可视组件有关
函数
使用示例 ...
Java 反射最佳实践 - 更多技术 - 清泛网 - 专注C/C++及内核技术
...优雅的使用反射。本文的例子都可以在示例代码中看到并下载，如果喜欢请star，如果觉得有纰漏请提交issue，如果你有更好的点子...概要：最简单优雅的使用反射。
本文的例子都可以在示例代码中看到并下载，如果喜欢请star，...
Best practices with STDIN in Ruby?
...' to each line from STDIN
#these will all work:
# ./example.rb < input.txt
# cat input.txt | ./example.rb
# ./example.rb input.txt
share
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improve this answer
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follow
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App Inventor 2 试验组件 · App Inventor 2 中文网
...)，编译为apk则不受限制安装后可正常运行。
demo程序下载：
chatgpt.aia
属性
ApiKey
ChatGPT 的 ApiKey，由用户提供。如果提供，我们将使用它来代替聊天代理服务中的 API 密钥。
注意：我们不将其作为属性在“界面设计”...
How do I test for an empty string in a Bash case statement?
... their own):
#!/bin/sh
echo -en "Enter string: "
read string
> finder.txt
echo "--" >> finder.txt
for file in `find . -name '*cgi'`
do
x=`grep -i -e "$string" $file`
case $x in
"" )
echo "Skipping $file";
;;
*)
echo "$file: " >> finder.txt
echo "$x" >> finde...
Batch file include external file for variables
...en use the following snippet to load them:
for /f "delims=" %%x in (config.txt) do (set "%%x")
This utilizes a similar trick as before, namely just using set on each line. The quotes are there to escape things like <, >, &, |. However, they will themselves break when quotes are used in th...
Why should text files end with a newline?
...inated by newline will have a different effect than one without:
$ more a.txt
foo
$ more b.txt
bar$ more c.txt
baz
$ cat {a,b,c}.txt
foo
barbaz
And, as the previous example also demonstrates, when displaying the file on the command line (e.g. via more), a newline-terminated file results in a corre...