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Replace a string in shell script using a variable
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If you want to interpret $replace, you should not use single quotes since they prevent variable substitution.
Try:
echo $LINE | sed -e "s/12345678/\"${replace}\"/g"
assuming you want the quotes put in. If you don't want t...
What is the proper way to check for existence of variable in an EJS template (using ExpressJS)?
...', or since "locals" is the name of the object containing them, you can do if (locals.foo). It's just raw js :p
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How could I ignore bin and obj folders from git repository?
...your repo and commit it. Newly ignored files are still will be shown as modified (if you rebuild, for example).
– vlad2135
Jun 23 '19 at 15:30
7
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How to reset Django admin password?
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@user794916 That's rather strange choice if you don't remember the username. :-)
– DrTyrsa
Jun 15 '11 at 13:44
1
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MongoDB: How to update multiple documents with a single command?
... sure about when this change happened but, Mongodb v2.2.2 does this a bit differently. db.collection.update( <query>, <update>, <options> ) where options is a set of key value pairs. See documentation: docs.mongodb.org/manual/applications/update
– TechplexEngi...
Remove array element based on object property
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filter() creates a new array, which is fine if you're able to reassign the variable and know that there aren't other areas of code that have references to it. This won't work if you specifically need to modify the original array object.
– Brian G...
change text of button and disable button in iOS
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Hey Namratha,
If you're asking about changing the text and enabled/disabled state of a UIButton, it can be done pretty easily as follows;
[myButton setTitle:@"Normal State Title" forState:UIControlStateNormal]; // To set the title
[myButt...
Getting the folder name from a path
...s approach, does however, rely on the path initially ending in a filename. If it's unknown whether the path ends in a filename or folder name - then it requires that you check the actual path to see if a file/folder exists at the location first. In that case, Dan Dimitru's answer may be more appropr...
micro:bit 微控制器教程 · App Inventor 2 中文网
...t 传感器数据：
// 定期请求温度数据
when Clock1.Timer
do
if BluetoothLE1.IsConnected then
call BluetoothLE1.RequestTemperature
// 处理温度数据
when BluetoothLE1.TemperatureReceived temperature
do
set Label_Temperature.Text to "温度: " & temperature & "°C"
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Insert space before capital letters
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@ToniMichelCaubet easy, modify the regex like this: /([A-Z]+)/g. The + will make sure you match as many consecutive capital letters as possible.
– iFreilicht
May 18 '17 at 11:18
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