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How to modify memory contents using GDB?
I know that we can use several commands to access and read memory: for example, print, p, x...
3 Answers
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Check if a JavaScript string is a URL
...}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string
'(\\#[-a-z\\d_]*)?$','i'); // fragment locator
return !!pattern.test(str);
}
shar...
Making macOS Installer Packages which are Developer ID ready
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Our example project has two build targets: HelloWorld.app and Helper.app. We make a component package for each and combine them into a product archive.
A component package contains payload to be installed by the OS X Installer. Although a component
package can be installed on ...
Performance differences between debug and release builds
... must admit, that usually I haven't bothered switching between the Debug and Release configurations in my program, and I have usually opted to go for the Debug configuration, even when the programs are actually deployed at the customers place.
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Active Record - Find records which were created_at before today
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Using ActiveRecord the standard way:
MyModel.where("created_at < ?", 2.days.ago)
Using the underlying Arel interface:
MyModel.where(MyModel.arel_table[:created_at].lt(2.days.ago))
Using a thin layer over Arel:
MyModel.where(MyModel[:created...
Java regular expression OR operator
... postfix: "",
imageUploader: {
brandingHtml: "Powered by \u003ca href=\"https://imgur.com/\"\u003e\u003csvg class=\"svg-icon\" width=\"50\" height=\"18\" viewBox=\"0 0 50 18\" fill=\"none\" xmlns=\"http://www.w3.org/2000/svg\"\u003e\u003cpath d=\"M46.1709 9....
How to add a Timeout to Console.ReadLine()?
...f you want to have a normal (non-timed) ReadLine call, just use the Reader and omit the timeout, so that it defaults to an infinite timeout.
So how about those problems of the other solutions I mentioned?
As you can see, ReadLine is used, avoiding the first problem.
The function behaves properly ...
Tomcat: How to find out running tomcat version
...cd tomcat/lib
java -cp catalina.jar org.apache.catalina.util.ServerInfo
and that's it.
Server version: Apache Tomcat/7.0.30
Server built: May 23 2013 02:54:10
Server number: 7.0.30.0
OS Name: Linux
OS Version: 3.13.0-36-generic
Architecture: amd64
JVM Version: 1.7.0_65-b32
JVM...
Strings in a DataFrame, but dtype is object
Why does Pandas tell me that I have objects, although every item in the selected column is a string — even after explicit conversion.
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Postgres dump of only parts of tables for a dev snapshot
...roduction our database is a few hundred gigabytes in size. For development and testing, we need to create snapshots of this database that are functionally equivalent, but which are only 10 or 20 gigs in size.
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