in the shell script, I have the following variables to hold the url information: how do I get product_patch_20190218162130_sign.pkg? Search the awk tutorials on the Internet, learn awk fundamentals and write the following sentence: echo $urlfile |...
for example grep 20180906834424 test.log | awk {print $2} the above code will produce a result. How can I use this result as a parameter of grep to re-search the test.log file? grep 20180906834424 test.log | awk {print $2} | xargs grep PATT...
how to insert a line of code in a specified code block with commands such as sed , awk , and so on. suppose you have a file hello.php , with the following contents: piplin package, modify the app Providers AppServiceProvider.php file, and add...
how does Mini Program set marker? dynamically if you encounter a problem when using the map component, first add the code Page ({ data: {) getbranchListRequest: { center: "", city: "3", gearBox: "AUTO", priceEnd: ...
scss, is used in the vue project and then there is a global scss file, but when referencing, you always have to use relative positioning to successfully refer to it. You can t see why when you look at sass-loader documents. I d like to ask ~ ~ how to b...
when I look at the webpack official document, I see that the file is packaged using the npx webpack command in the document, and when I do so, I find that I have reported . Cannot find module XXXX error, a check is missing a module, so npm i X...
the IP obtained by hazelcast in swarm is inconsistent with the registry. What should I do? chaos_chaosuaa.3.2rr08wt7v9un@swarm2 | 2018-09-10 16:07:29.084 INFO 1 --- [ main] c.h.instance.DefaultAddressPicker : [LOCAL] [dev] [3.7.8] ...
< H2 > NewFile.java < H2 > private File configurationFile; public NewFile(File file){ this.configurationFile = file; } public void newFile() throws IOException{ if (!configurationFile.exists()) configurationFile.createNewFile(); ...