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Quickly find whether a value is present in a C array?
... In this case we are preventing an attacker from guessing the length of a string. Usually the attacker will take several million samples of a function invocation to perform a timing attack.
– OregonTrail
Sep 5 '14 at 17:19
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Javascript Equivalent to PHP Explode()
I have this string:
18 Answers
18
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Read first N lines of a file in python
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The with statement works on Python 2.6, and requires an extra import statement on 2.5. For 2.4 or earlier, you'd need to rewrite the code with a try...except block. Stylistically, I prefer the first option, although as mentioned the second is more robust for short files.
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How do you append to a file in Python?
... "a"), that a indicates the appending the file, that means allow to insert extra data to the existing file.
You can just use this following lines to append the text in your file
def FileSave(filename,content):
with open(filename, "a") as myfile:
myfile.write(content)
FileSave("test.tx...
Android: Want to set custom fonts for whole application not runtime
...able name="TypefacedTextView">
<attr name="typeface" format="string" />
</declare-styleable>
</resources>
After that, create your custom widget:
package your.package.widget;
public class TypefacedTextView extends TextView {
public TypefacedTextView(Context c...
How to get the data-id attribute?
...ink</a>) you have to use
$(this).attr("data-id") // will return the string "123"
or .data() (if you use newer jQuery >= 1.4.3)
$(this).data("id") // will return the number 123
and the part after data- must be lowercase, e.g. data-idNum will not work, but data-idnum will.
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Making the iPhone vibrate
...esPlayAlertSound(kSystemSoundID_Vibrate)
Instead of having to go thru the extra cast step
(Props to @Dov)
Original Answer (Swift 1.x)
And, here's how you do it on Swift (in case you ran into the same trouble as I did)
Link against AudioToolbox.framework (Go to your project, select your target, buil...
Referring to a Column Alias in a WHERE Clause
... Do you happen to know how this fairs efficiency wise? Is there extra overhead using a CTE?
– James
Jul 4 '14 at 9:20
5
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Android - implementing startForeground for a service?
...R.drawable.ic_launcher)
.setContentText(getString(R.string.isRecording))
.setContentIntent(pendingIntent).build();
startForeground(NOTIFICATION_ID, notification);
}
I need to build a notification using PendingIntent, so that I c...
Adding a new entry to the PATH variable in ZSH
...hen when it runs .zshrc (or .bashrc or whatever), that's what lets you add extra things to that path.
– Linuxios
Nov 18 '19 at 0:04
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